226 lines
11 KiB
JSON
226 lines
11 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-2022-49329",
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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": "2025-02-26T02:08:31.538Z",
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"datePublished": "2025-02-26T02:10:50.073Z",
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"dateUpdated": "2026-05-11T18:57:35.437Z"
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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": "2026-05-11T18:57:35.437Z"
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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\nvduse: Fix NULL pointer dereference on sysfs access\n\nThe control device has no drvdata. So we will get a\nNULL pointer dereference when accessing control\ndevice's msg_timeout attribute via sysfs:\n\n[ 132.841881][ T3644] BUG: kernel NULL pointer dereference, address: 00000000000000f8\n[ 132.850619][ T3644] RIP: 0010:msg_timeout_show (drivers/vdpa/vdpa_user/vduse_dev.c:1271)\n[ 132.869447][ T3644] dev_attr_show (drivers/base/core.c:2094)\n[ 132.870215][ T3644] sysfs_kf_seq_show (fs/sysfs/file.c:59)\n[ 132.871164][ T3644] ? device_remove_bin_file (drivers/base/core.c:2088)\n[ 132.872082][ T3644] kernfs_seq_show (fs/kernfs/file.c:164)\n[ 132.872838][ T3644] seq_read_iter (fs/seq_file.c:230)\n[ 132.873578][ T3644] ? __vmalloc_area_node (mm/vmalloc.c:3041)\n[ 132.874532][ T3644] kernfs_fop_read_iter (fs/kernfs/file.c:238)\n[ 132.875513][ T3644] __kernel_read (fs/read_write.c:440 (discriminator 1))\n[ 132.876319][ T3644] kernel_read (fs/read_write.c:459)\n[ 132.877129][ T3644] kernel_read_file (fs/kernel_read_file.c:94)\n[ 132.877978][ T3644] kernel_read_file_from_fd (include/linux/file.h:45 fs/kernel_read_file.c:186)\n[ 132.879019][ T3644] __do_sys_finit_module (kernel/module.c:4207)\n[ 132.879930][ T3644] __ia32_sys_finit_module (kernel/module.c:4189)\n[ 132.880930][ T3644] do_int80_syscall_32 (arch/x86/entry/common.c:112 arch/x86/entry/common.c:132)\n[ 132.881847][ T3644] entry_INT80_compat (arch/x86/entry/entry_64_compat.S:419)\n\nTo fix it, don't create the unneeded attribute for\ncontrol device anymore."
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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/vdpa/vdpa_user/vduse_dev.c"
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],
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"versions": [
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{
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"version": "c8a6153b6c59d95c0e091f053f6f180952ade91e",
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"lessThan": "3a7a81f4835dfda11f39fdd27586da14331896eb",
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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": "c8a6153b6c59d95c0e091f053f6f180952ade91e",
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"lessThan": "30fd1b56621e187346f65d01fe34870634b15188",
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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": "c8a6153b6c59d95c0e091f053f6f180952ade91e",
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"lessThan": "b22fdee17ec62604060fb0fda5e1414b634666e1",
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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": "c8a6153b6c59d95c0e091f053f6f180952ade91e",
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"lessThan": "b27ee76c74dc831d6e092eaebc2dfc9c0beed1c9",
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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/vdpa/vdpa_user/vduse_dev.c"
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],
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"versions": [
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{
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"version": "5.15",
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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": "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": "5.15.47",
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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": "5.17.15",
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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": "5.18.4",
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"lessThanOrEqual": "5.18.*",
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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": "5.19",
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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": "5.15",
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"versionEndExcluding": "5.15.47"
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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": "5.15",
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"versionEndExcluding": "5.17.15"
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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": "5.15",
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"versionEndExcluding": "5.18.4"
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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": "5.15",
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"versionEndExcluding": "5.19"
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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/3a7a81f4835dfda11f39fdd27586da14331896eb"
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},
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{
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"url": "https://git.kernel.org/stable/c/30fd1b56621e187346f65d01fe34870634b15188"
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},
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{
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"url": "https://git.kernel.org/stable/c/b22fdee17ec62604060fb0fda5e1414b634666e1"
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},
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{
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"url": "https://git.kernel.org/stable/c/b27ee76c74dc831d6e092eaebc2dfc9c0beed1c9"
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}
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],
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"title": "vduse: Fix NULL pointer dereference on sysfs access",
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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-2022-49329",
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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": "2025-10-01T19:43:23.093738Z"
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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": "2025-10-01T19:46:55.756Z"
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}
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}
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]
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}
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} |