{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54132","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T13:02:52.522Z","datePublished":"2025-12-24T13:06:49.030Z","dateUpdated":"2026-05-11T19:56:06.331Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:56:06.331Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: stop parsing non-compact HEAD index if clusterofs is invalid\n\nSyzbot generated a crafted image [1] with a non-compact HEAD index of\nclusterofs 33024 while valid numbers should be 0 ~ lclustersize-1,\nwhich causes the following unexpected behavior as below:\n\n BUG: unable to handle page fault for address: fffff52101a3fff9\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n PGD 23ffed067 P4D 23ffed067 PUD 0\n Oops: 0000 [#1] PREEMPT SMP KASAN\n CPU: 1 PID: 4398 Comm: kworker/u5:1 Not tainted 6.3.0-rc6-syzkaller-g09a9639e56c0 #0\n Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023\n Workqueue: erofs_worker z_erofs_decompressqueue_work\n RIP: 0010:z_erofs_decompress_queue+0xb7e/0x2b40\n ...\n Call Trace:\n  <TASK>\n  z_erofs_decompressqueue_work+0x99/0xe0\n  process_one_work+0x8f6/0x1170\n  worker_thread+0xa63/0x1210\n  kthread+0x270/0x300\n  ret_from_fork+0x1f/0x30\n\nNote that normal images or images using compact indexes are not\nimpacted.  Let's fix this now.\n\n[1] https://lore.kernel.org/r/000000000000ec75b005ee97fbaa@google.com"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/zmap.c"],"versions":[{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"880c79bdb002b9d5b6940e52c2ad3829c2178207","status":"affected","versionType":"git"},{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"7a4579cd6e4936de107c82499c3c9ee11b63401e","status":"affected","versionType":"git"},{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"060fecf1114ff9fcfe87953fe8c4fc5048777160","status":"affected","versionType":"git"},{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"7ee7a86e28ce9ead7112286c388df8d254c373c6","status":"affected","versionType":"git"},{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"f01b2894928affa3339d355608713cf3db8360b8","status":"affected","versionType":"git"},{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"96a845419b3722869f09883319de4d55c44d9aef","status":"affected","versionType":"git"},{"version":"02827e1796b33f1794966f5c3101f8da2dfa9c1d","lessThan":"cc4efd3dd2ac9f89143e5d881609747ecff04164","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/erofs/zmap.c"],"versions":[{"version":"4.19","status":"affected"},{"version":"0","lessThan":"4.19","status":"unaffected","versionType":"semver"},{"version":"5.4.243","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.180","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.111","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.28","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2.15","lessThanOrEqual":"6.2.*","status":"unaffected","versionType":"semver"},{"version":"6.3.2","lessThanOrEqual":"6.3.*","status":"unaffected","versionType":"semver"},{"version":"6.4","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":"4.19","versionEndExcluding":"5.4.243"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.10.180"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"5.15.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.1.28"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.2.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.3.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.19","versionEndExcluding":"6.4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/880c79bdb002b9d5b6940e52c2ad3829c2178207"},{"url":"https://git.kernel.org/stable/c/7a4579cd6e4936de107c82499c3c9ee11b63401e"},{"url":"https://git.kernel.org/stable/c/060fecf1114ff9fcfe87953fe8c4fc5048777160"},{"url":"https://git.kernel.org/stable/c/7ee7a86e28ce9ead7112286c388df8d254c373c6"},{"url":"https://git.kernel.org/stable/c/f01b2894928affa3339d355608713cf3db8360b8"},{"url":"https://git.kernel.org/stable/c/96a845419b3722869f09883319de4d55c44d9aef"},{"url":"https://git.kernel.org/stable/c/cc4efd3dd2ac9f89143e5d881609747ecff04164"}],"title":"erofs: stop parsing non-compact HEAD index if clusterofs is invalid","x_generator":{"engine":"bippy-1.2.0"}}}}