{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49815","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-05-01T14:05:17.226Z","datePublished":"2025-05-01T14:09:39.016Z","dateUpdated":"2026-05-11T19:07:19.583Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:07:19.583Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix missing xas_retry() in fscache mode\n\nThe xarray iteration only holds the RCU read lock and thus may encounter\nXA_RETRY_ENTRY if there's process modifying the xarray concurrently.\nThis will cause oops when referring to the invalid entry.\n\nFix this by adding the missing xas_retry(), which will make the\niteration wind back to the root node if XA_RETRY_ENTRY is encountered."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/fscache.c"],"versions":[{"version":"d435d53228dd039fffecae123b8c138af6f96f99","lessThan":"dbc98fe99e17ed18f2f272d5fe880d844b1c68c3","status":"affected","versionType":"git"},{"version":"d435d53228dd039fffecae123b8c138af6f96f99","lessThan":"37020bbb71d911431e16c2c940b97cf86ae4f2f6","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/fscache.c"],"versions":[{"version":"5.19","status":"affected"},{"version":"0","lessThan":"5.19","status":"unaffected","versionType":"semver"},{"version":"6.0.10","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1","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":"5.19","versionEndExcluding":"6.0.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.19","versionEndExcluding":"6.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/dbc98fe99e17ed18f2f272d5fe880d844b1c68c3"},{"url":"https://git.kernel.org/stable/c/37020bbb71d911431e16c2c940b97cf86ae4f2f6"}],"title":"erofs: fix missing xas_retry() in fscache mode","x_generator":{"engine":"bippy-1.2.0"}}}}