331 lines
15 KiB
JSON
331 lines
15 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2021-47652",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2025-02-26T01:48:21.520Z",
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"datePublished": "2025-02-26T01:54:18.089Z",
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"dateUpdated": "2026-05-11T13:58:38.576Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T13:58:38.576Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvideo: fbdev: smscufx: Fix null-ptr-deref in ufx_usb_probe()\n\nI got a null-ptr-deref report:\n\nBUG: kernel NULL pointer dereference, address: 0000000000000000\n...\nRIP: 0010:fb_destroy_modelist+0x38/0x100\n...\nCall Trace:\n ufx_usb_probe.cold+0x2b5/0xac1 [smscufx]\n usb_probe_interface+0x1aa/0x3c0 [usbcore]\n really_probe+0x167/0x460\n...\n ret_from_fork+0x1f/0x30\n\nIf fb_alloc_cmap() fails in ufx_usb_probe(), fb_destroy_modelist() will\nbe called to destroy modelist in the error handling path. But modelist\nhas not been initialized yet, so it will result in null-ptr-deref.\n\nInitialize modelist before calling fb_alloc_cmap() to fix this bug."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/video/fbdev/smscufx.c"
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],
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"versions": [
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "d1b6a1f0c23b7164250479bf92e2893291dca539",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "0fd28daec73525382e5c992db8743bf76e42cd5c",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "dd3a6cc7385b89ec2303f39dfc3bafa4e24cec4b",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "da8b269cc0a2526ebeaccbe2484c999eb0f822cf",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "64ec3e678d76419f207b9cdd338dda438ca10b1c",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "c420b540db4b5d69de0a36d8b9d9a6a79a04f05a",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "d396c651e2b508b6179bb678cc029f3becbf5170",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "9280ef235b05e8f19f8bc6d547b992f0a0ef398d",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "3c8a63e22a0802fd56380f6ab305b419f18eb6f5",
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"lessThan": "1791f487f877a9e83d81c8677bd3e7b259e7cb27",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/video/fbdev/smscufx.c"
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],
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"versions": [
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{
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"version": "3.2",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "3.2",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.9.311",
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"lessThanOrEqual": "4.9.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.14.276",
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"lessThanOrEqual": "4.14.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.19.238",
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"lessThanOrEqual": "4.19.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.4.189",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.110",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.33",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.16.19",
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"lessThanOrEqual": "5.16.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.17.2",
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"lessThanOrEqual": "5.17.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.18",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "4.9.311"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "4.14.276"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "4.19.238"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "5.4.189"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "5.10.110"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "5.15.33"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "5.16.19"
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},
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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},
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.2",
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"versionEndExcluding": "5.18"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/d1b6a1f0c23b7164250479bf92e2893291dca539"
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},
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{
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"url": "https://git.kernel.org/stable/c/0fd28daec73525382e5c992db8743bf76e42cd5c"
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},
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{
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"url": "https://git.kernel.org/stable/c/dd3a6cc7385b89ec2303f39dfc3bafa4e24cec4b"
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},
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{
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"url": "https://git.kernel.org/stable/c/da8b269cc0a2526ebeaccbe2484c999eb0f822cf"
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},
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{
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"url": "https://git.kernel.org/stable/c/64ec3e678d76419f207b9cdd338dda438ca10b1c"
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},
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{
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"url": "https://git.kernel.org/stable/c/c420b540db4b5d69de0a36d8b9d9a6a79a04f05a"
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},
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{
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"url": "https://git.kernel.org/stable/c/d396c651e2b508b6179bb678cc029f3becbf5170"
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},
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{
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"url": "https://git.kernel.org/stable/c/9280ef235b05e8f19f8bc6d547b992f0a0ef398d"
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},
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{
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"url": "https://git.kernel.org/stable/c/1791f487f877a9e83d81c8677bd3e7b259e7cb27"
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}
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],
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"title": "video: fbdev: smscufx: Fix null-ptr-deref in ufx_usb_probe()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
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"baseScore": 5.5,
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"attackVector": "LOCAL",
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "NONE"
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}
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},
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2021-47652",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2025-10-01T19:50:21.892843Z"
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}
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-476",
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"description": "CWE-476 NULL Pointer Dereference"
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}
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]
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2025-10-01T19:57:07.382Z"
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}
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}
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]
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}
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} |