223 lines
11 KiB
JSON
223 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-2026-31714",
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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": "2026-03-09T15:48:24.133Z",
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"datePublished": "2026-05-01T13:56:09.925Z",
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"dateUpdated": "2026-06-14T17:44:19.741Z"
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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": "2026-06-14T17:44:19.741Z"
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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\nf2fs: fix to avoid memory leak in f2fs_rename()\n\nsyzbot reported a f2fs bug as below:\n\nBUG: memory leak\nunreferenced object 0xffff888127f70830 (size 16):\n comm \"syz.0.23\", pid 6144, jiffies 4294943712\n hex dump (first 16 bytes):\n 3c af 57 72 5b e6 8f ad 6e 8e fd 33 42 39 03 ff <.Wr[...n..3B9..\n backtrace (crc 925f8a80):\n kmemleak_alloc_recursive include/linux/kmemleak.h:44 [inline]\n slab_post_alloc_hook mm/slub.c:4520 [inline]\n slab_alloc_node mm/slub.c:4844 [inline]\n __do_kmalloc_node mm/slub.c:5237 [inline]\n __kmalloc_noprof+0x3bd/0x560 mm/slub.c:5250\n kmalloc_noprof include/linux/slab.h:954 [inline]\n fscrypt_setup_filename+0x15e/0x3b0 fs/crypto/fname.c:364\n f2fs_setup_filename+0x52/0xb0 fs/f2fs/dir.c:143\n f2fs_rename+0x159/0xca0 fs/f2fs/namei.c:961\n f2fs_rename2+0xd5/0xf20 fs/f2fs/namei.c:1308\n vfs_rename+0x7ff/0x1250 fs/namei.c:6026\n filename_renameat2+0x4f4/0x660 fs/namei.c:6144\n __do_sys_renameat2 fs/namei.c:6173 [inline]\n __se_sys_renameat2 fs/namei.c:6168 [inline]\n __x64_sys_renameat2+0x59/0x80 fs/namei.c:6168\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0xe2/0xf80 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x77/0x7f\n\nThe root cause is in commit 40b2d55e0452 (\"f2fs: fix to create selinux\nlabel during whiteout initialization\"), we added a call to\nf2fs_setup_filename() without a matching call to f2fs_free_filename(),\nfix it."
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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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"fs/f2fs/namei.c"
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],
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"versions": [
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{
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"version": "7525dec4b34c80b3015c3f2ac143fd2bfc1febc3",
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"lessThan": "a76c1cad4e80a9802ef8048662255417e3ce5b79",
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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": "40b2d55e045222dd6de2a54a299f682e0f954b03",
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"lessThan": "c78206dcb912ab60b8ee3cbe8c48d749a9a12e1e",
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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": "40b2d55e045222dd6de2a54a299f682e0f954b03",
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"lessThan": "047c0aef6af37a2a35181aa085c616ad286386f1",
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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": "40b2d55e045222dd6de2a54a299f682e0f954b03",
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"lessThan": "369eb2016d8e2f01931b3bad1cb9cefa83f44003",
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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": "40b2d55e045222dd6de2a54a299f682e0f954b03",
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"lessThan": "3cf11e6f36c170050c12171dd6fd3142711478fc",
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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": "1d1b89c9846e6a550eca3d2ce9323fb591e4f321",
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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": "64582cc5357cd984724cfb0835b4a34d9c279d31",
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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": "6.6.23",
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"lessThan": "6.6.136",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.7.11",
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"lessThan": "6.8",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.8.2",
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"lessThan": "6.9",
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"status": "affected",
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"versionType": "semver"
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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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"fs/f2fs/namei.c"
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],
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"versions": [
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{
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"version": "6.9",
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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": "6.9",
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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": "6.6.136",
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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": "6.12.84",
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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": "6.18.25",
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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": "7.0.2",
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"lessThanOrEqual": "7.0.*",
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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": "7.1",
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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": "6.6.23",
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"versionEndExcluding": "6.6.136"
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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": "6.9",
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"versionEndExcluding": "6.12.84"
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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": "6.9",
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"versionEndExcluding": "6.18.25"
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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": "6.9",
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"versionEndExcluding": "7.0.2"
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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": "6.9",
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"versionEndExcluding": "7.1"
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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": "6.7.11"
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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": "6.8.2"
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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/a76c1cad4e80a9802ef8048662255417e3ce5b79"
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},
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{
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"url": "https://git.kernel.org/stable/c/c78206dcb912ab60b8ee3cbe8c48d749a9a12e1e"
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},
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{
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"url": "https://git.kernel.org/stable/c/047c0aef6af37a2a35181aa085c616ad286386f1"
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},
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{
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"url": "https://git.kernel.org/stable/c/369eb2016d8e2f01931b3bad1cb9cefa83f44003"
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},
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{
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"url": "https://git.kernel.org/stable/c/3cf11e6f36c170050c12171dd6fd3142711478fc"
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}
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],
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"title": "f2fs: fix to avoid memory leak in f2fs_rename()",
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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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}
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} |