| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwatch_queue: Actually free the watch\n\nfree_watch() does everything barring actually freeing the watch object. Fix\nthis by adding the missing kfree.\n\nkmemleak produces a report something like the following. Note that as an\naddress can be seen in the first word, the watch would appear to have gone\nthrough call_rcu().\n\nBUG: memory leak\nunreferenced object 0xffff88810ce4a200 (size 96):\n comm \"syz-executor352\", pid 3605, jiffies 4294947473 (age 13.720s)\n hex dump (first 32 bytes):\n e0 82 48 0d 81 88 ff ff 00 00 00 00 00 00 00 00 ..H.............\n 80 a2 e4 0c 81 88 ff ff 00 00 00 00 00 00 00 00 ................\n backtrace:\n [<ffffffff8214e6cc>] kmalloc include/linux/slab.h:581 [inline]\n [<ffffffff8214e6cc>] kzalloc include/linux/slab.h:714 [inline]\n [<ffffffff8214e6cc>] keyctl_watch_key+0xec/0x2e0 security/keys/keyctl.c:1800\n [<ffffffff8214ec84>] __do_sys_keyctl+0x3c4/0x490 security/keys/keyctl.c:2016\n [<ffffffff84493a25>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]\n [<ffffffff84493a25>] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80\n [<ffffffff84600068>] entry_SYSCALL_64_after_hwframe+0x44/0xae" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "kernel/watch_queue.c" |
| ], |
| "versions": [ |
| { |
| "version": "c73be61cede5882f9605a852414db559c0ebedfd", |
| "lessThan": "9d92be1a09fbb3dd65600dbfe7eedb40e7228e4b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c73be61cede5882f9605a852414db559c0ebedfd", |
| "lessThan": "f69aecb49968e14196366bbe896eab0a904229f5", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c73be61cede5882f9605a852414db559c0ebedfd", |
| "lessThan": "7e8c9b0df07a77f0d072603b8ced2677e30e1893", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c73be61cede5882f9605a852414db559c0ebedfd", |
| "lessThan": "31824613a42aacdcbeb325bf07a1c8247a11ebe2", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c73be61cede5882f9605a852414db559c0ebedfd", |
| "lessThan": "3d8dcf278b1ee1eff1e90be848fa2237db4c07a7", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "kernel/watch_queue.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.8", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.8", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.110", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.33", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.16.19", |
| "lessThanOrEqual": "5.16.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.17.2", |
| "lessThanOrEqual": "5.17.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.18", |
| "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": "5.8", |
| "versionEndExcluding": "5.10.110" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.8", |
| "versionEndExcluding": "5.15.33" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.8", |
| "versionEndExcluding": "5.16.19" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.8", |
| "versionEndExcluding": "5.17.2" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.8", |
| "versionEndExcluding": "5.18" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/9d92be1a09fbb3dd65600dbfe7eedb40e7228e4b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f69aecb49968e14196366bbe896eab0a904229f5" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/7e8c9b0df07a77f0d072603b8ced2677e30e1893" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/31824613a42aacdcbeb325bf07a1c8247a11ebe2" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/3d8dcf278b1ee1eff1e90be848fa2237db4c07a7" |
| } |
| ], |
| "title": "watch_queue: Actually free the watch", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49256", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
