240 lines
11 KiB
JSON
240 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-2022-49220",
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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": "2025-02-26T01:49:39.292Z",
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"datePublished": "2025-02-26T01:55:52.821Z",
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"dateUpdated": "2026-11-05T19:49:37.552Z"
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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": "2026-05-11T18:55:28.411Z"
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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\ndax: make sure inodes are flushed before destroy cache\n\nA bug can be triggered by following command\n\n$ modprobe nd_pmem && modprobe -r nd_pmem\n\n[ 10.060014] BUG dax_cache (Not tainted): Objects remaining in dax_cache on __kmem_cache_shutdown()\n[ 10.060938] Slab 0x0000000085b729ac objects=9 used=1 fp=0x000000004f5ae469 flags=0x200000000010200(slab|head|node)\n[ 10.062433] Call Trace:\n[ 10.062673] dump_stack_lvl+0x34/0x44\n[ 10.062865] slab_err+0x90/0xd0\n[ 10.063619] __kmem_cache_shutdown+0x13b/0x2f0\n[ 10.063848] kmem_cache_destroy+0x4a/0x110\n[ 10.064058] __x64_sys_delete_module+0x265/0x300\n\nThis is caused by dax_fs_exit() not flushing inodes before destroy cache.\nTo fix this issue, call rcu_barrier() before destroy cache."
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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/dax/super.c"
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],
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"versions": [
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{
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"version": "7b6be8444e0f0dd675b54d059793423d3c9b4c03",
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"lessThan": "770d42fff12d8595adda9025a0b92091f543e775",
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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": "7b6be8444e0f0dd675b54d059793423d3c9b4c03",
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"lessThan": "ec376f5c11c88c0215d173599db8449cd4196759",
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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": "7b6be8444e0f0dd675b54d059793423d3c9b4c03",
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"lessThan": "e2951eaa9398415ac054b7bd80b8163b6838ead4",
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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": "7b6be8444e0f0dd675b54d059793423d3c9b4c03",
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"lessThan": "f2a1e0eb70c2d954176c07d75d28742bde30e9f3",
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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": "7b6be8444e0f0dd675b54d059793423d3c9b4c03",
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"lessThan": "b786abe7c67c6ef71410c8e23292b3091d616ad1",
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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": "7b6be8444e0f0dd675b54d059793423d3c9b4c03",
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"lessThan": "a7e8de822e0b1979f08767c751f6c8a9c1d4ad86",
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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/dax/super.c"
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],
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"versions": [
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{
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"version": "4.12",
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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": "4.12",
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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": "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": "4.12",
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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": "4.12",
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"versionEndExcluding": "5.10.110"
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "5.15.33"
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "5.17.2"
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},
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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/770d42fff12d8595adda9025a0b92091f543e775"
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},
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{
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"url": "https://git.kernel.org/stable/c/ec376f5c11c88c0215d173599db8449cd4196759"
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},
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{
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"url": "https://git.kernel.org/stable/c/e2951eaa9398415ac054b7bd80b8163b6838ead4"
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},
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{
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"url": "https://git.kernel.org/stable/c/f2a1e0eb70c2d954176c07d75d28742bde30e9f3"
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},
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{
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"url": "https://git.kernel.org/stable/c/b786abe7c67c6ef71410c8e23292b3091d616ad1"
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},
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{
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"url": "https://git.kernel.org/stable/c/a7e8de822e0b1979f08767c751f6c8a9c1d4ad86"
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}
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],
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"title": "dax: make sure inodes are flushed before destroy cache",
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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-2022-49220",
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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": "2026-11-05T19:44:40.008228Z"
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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": "2026-11-05T19:49:37.552Z"
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}
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}
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]
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}
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} |