282 lines
13 KiB
JSON
282 lines
13 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-2026-43427",
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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": "2026-05-01T14:12:56.009Z",
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"datePublished": "2026-05-08T14:22:00.345Z",
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"dateUpdated": "2026-11-06T15:42:53.217Z"
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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": "2026-05-11T22:24:22.781Z"
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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\nusb: class: cdc-wdm: fix reordering issue in read code path\n\nQuoting the bug report:\n\nDue to compiler optimization or CPU out-of-order execution, the\ndesc->length update can be reordered before the memmove. If this\nhappens, wdm_read() can see the new length and call copy_to_user() on\nuninitialized memory. This also violates LKMM data race rules [1].\n\nFix it by using WRITE_ONCE and memory barriers."
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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/usb/class/cdc-wdm.c"
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],
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"versions": [
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{
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"version": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "638328ca9c17ae6511ad62198c57bae32ffa3c91",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "170e8daca24da6edb4be82ab01abf44e87af387b",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "c8fa96ed021923dae147bcd9f9205b8df7b82360",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "4ee3062bf2c9a722afef429826e8607eaf3fc6a0",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "276aef0fd2b92f41b920ac891c72cadeee957934",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "67ed312124bb1b61858778ac0b985b48961c862a",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "e3c874b05901dc519054b5107d16620e6d2b5fea",
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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": "afba937e540c902c989cd516fd97ea0c8499bb27",
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"lessThan": "8df672bfe3ec2268c2636584202755898e547173",
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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/usb/class/cdc-wdm.c"
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],
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"versions": [
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{
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"version": "2.6.26",
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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": "2.6.26",
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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": "5.10.253",
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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": "5.15.203",
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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": "6.1.167",
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"lessThanOrEqual": "6.1.*",
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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": "6.6.130",
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"lessThanOrEqual": "6.6.*",
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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": "6.12.78",
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"lessThanOrEqual": "6.12.*",
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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": "6.18.19",
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"lessThanOrEqual": "6.18.*",
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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": "6.19.9",
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"lessThanOrEqual": "6.19.*",
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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": "7.0",
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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": "2.6.26",
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"versionEndExcluding": "5.10.253"
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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": "2.6.26",
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"versionEndExcluding": "5.15.203"
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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": "2.6.26",
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"versionEndExcluding": "6.1.167"
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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": "2.6.26",
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"versionEndExcluding": "6.6.130"
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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": "2.6.26",
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"versionEndExcluding": "6.12.78"
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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": "2.6.26",
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"versionEndExcluding": "6.18.19"
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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": "2.6.26",
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"versionEndExcluding": "6.19.9"
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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": "2.6.26",
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"versionEndExcluding": "7.0"
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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/638328ca9c17ae6511ad62198c57bae32ffa3c91"
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},
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{
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"url": "https://git.kernel.org/stable/c/170e8daca24da6edb4be82ab01abf44e87af387b"
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},
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{
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"url": "https://git.kernel.org/stable/c/c8fa96ed021923dae147bcd9f9205b8df7b82360"
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},
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{
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"url": "https://git.kernel.org/stable/c/4ee3062bf2c9a722afef429826e8607eaf3fc6a0"
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},
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{
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"url": "https://git.kernel.org/stable/c/276aef0fd2b92f41b920ac891c72cadeee957934"
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},
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{
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"url": "https://git.kernel.org/stable/c/67ed312124bb1b61858778ac0b985b48961c862a"
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},
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{
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"url": "https://git.kernel.org/stable/c/e3c874b05901dc519054b5107d16620e6d2b5fea"
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},
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{
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"url": "https://git.kernel.org/stable/c/8df672bfe3ec2268c2636584202755898e547173"
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}
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],
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"title": "usb: class: cdc-wdm: fix reordering issue in read code path",
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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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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-43427",
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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": "2026-11-06T15:38:09.164948Z"
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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": "2026-11-06T15:42:53.217Z"
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}
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}
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]
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}
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} |