| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndo_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak\n\nsyzbot identified a kernel information leak vulnerability in\ndo_sys_name_to_handle() and issued the following report [1].\n\n[1]\n\"BUG: KMSAN: kernel-infoleak in instrument_copy_to_user include/linux/instrumented.h:114 [inline]\nBUG: KMSAN: kernel-infoleak in _copy_to_user+0xbc/0x100 lib/usercopy.c:40\n instrument_copy_to_user include/linux/instrumented.h:114 [inline]\n _copy_to_user+0xbc/0x100 lib/usercopy.c:40\n copy_to_user include/linux/uaccess.h:191 [inline]\n do_sys_name_to_handle fs/fhandle.c:73 [inline]\n __do_sys_name_to_handle_at fs/fhandle.c:112 [inline]\n __se_sys_name_to_handle_at+0x949/0xb10 fs/fhandle.c:94\n __x64_sys_name_to_handle_at+0xe4/0x140 fs/fhandle.c:94\n ...\n\nUninit was created at:\n slab_post_alloc_hook+0x129/0xa70 mm/slab.h:768\n slab_alloc_node mm/slub.c:3478 [inline]\n __kmem_cache_alloc_node+0x5c9/0x970 mm/slub.c:3517\n __do_kmalloc_node mm/slab_common.c:1006 [inline]\n __kmalloc+0x121/0x3c0 mm/slab_common.c:1020\n kmalloc include/linux/slab.h:604 [inline]\n do_sys_name_to_handle fs/fhandle.c:39 [inline]\n __do_sys_name_to_handle_at fs/fhandle.c:112 [inline]\n __se_sys_name_to_handle_at+0x441/0xb10 fs/fhandle.c:94\n __x64_sys_name_to_handle_at+0xe4/0x140 fs/fhandle.c:94\n ...\n\nBytes 18-19 of 20 are uninitialized\nMemory access of size 20 starts at ffff888128a46380\nData copied to user address 0000000020000240\"\n\nPer Chuck Lever's suggestion, use kzalloc() instead of kmalloc() to\nsolve the problem." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/fhandle.c" |
| ], |
| "versions": [ |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "4bac28f441e3cc9d3f1a84c8d023228a68d8a7c1", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "772a7def9868091da3bcb0d6c6ff9f0c03d7fa8b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "cde76b3af247f615447bcfecf610bb76c3529126", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "423b6bdf19bbc5e1f7e7461045099917378f7e71", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "e6450d5e46a737a008b4885aa223486113bf0ad6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "c1362eae861db28b1608b9dc23e49634fe87b63b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "cba138f1ef37ec6f961baeab62f312dedc7cf730", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "bf9ec1b24ab4e94345aa1c60811dd329f069c38b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "990d6c2d7aee921e3bce22b2d6a750fd552262be", |
| "lessThan": "3948abaa4e2be938ccdfc289385a27342fb13d43", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "fs/fhandle.c" |
| ], |
| "versions": [ |
| { |
| "version": "2.6.39", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "2.6.39", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.311", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.273", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.214", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.153", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1.83", |
| "lessThanOrEqual": "6.1.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.6.23", |
| "lessThanOrEqual": "6.6.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.7.11", |
| "lessThanOrEqual": "6.7.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.8.2", |
| "lessThanOrEqual": "6.8.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.9", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "4.19.311" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "5.4.273" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "5.10.214" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "5.15.153" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "6.1.83" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "6.6.23" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "6.7.11" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
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| "versionEndExcluding": "6.8.2" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "2.6.39", |
| "versionEndExcluding": "6.9" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/4bac28f441e3cc9d3f1a84c8d023228a68d8a7c1" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/772a7def9868091da3bcb0d6c6ff9f0c03d7fa8b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/cde76b3af247f615447bcfecf610bb76c3529126" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/423b6bdf19bbc5e1f7e7461045099917378f7e71" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e6450d5e46a737a008b4885aa223486113bf0ad6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/c1362eae861db28b1608b9dc23e49634fe87b63b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/cba138f1ef37ec6f961baeab62f312dedc7cf730" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/bf9ec1b24ab4e94345aa1c60811dd329f069c38b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/3948abaa4e2be938ccdfc289385a27342fb13d43" |
| } |
| ], |
| "title": "do_sys_name_to_handle(): use kzalloc() to fix kernel-infoleak", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2024-26901", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
