{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-49053","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-02-26T01:49:39.242Z","datePublished":"2025-02-26T01:54:26.806Z","dateUpdated":"2025-05-21T08:44:03.988Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-21T08:44:03.988Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: tcmu: Fix possible page UAF\n\ntcmu_try_get_data_page() looks up pages under cmdr_lock, but it does not\ntake refcount properly and just returns page pointer. When\ntcmu_try_get_data_page() returns, the returned page may have been freed by\ntcmu_blocks_release().\n\nWe need to get_page() under cmdr_lock to avoid concurrent\ntcmu_blocks_release()."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/target/target_core_user.c"],"versions":[{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"d7c5d79e50be6e06b669141e3db1f977a0dd4e8e","status":"affected","versionType":"git"},{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"e3e0e067d5b34e4a68e3cc55f8eebc413f56f8ed","status":"affected","versionType":"git"},{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"fb7a5115422fbd6a4d505e8844f1ef5529f10489","status":"affected","versionType":"git"},{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"aec36b98a1bbaa84bfd8299a306e4c12314af626","status":"affected","versionType":"git"},{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"b7f3b5d70c834f49f7d87a2f2ed1c6284d9a0322","status":"affected","versionType":"git"},{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"a9564d84ed9f6ee71017d062d0d2182154294a4b","status":"affected","versionType":"git"},{"version":"141685a39151aea95eb56562d2953e919c6c73da","lessThan":"a6968f7a367f128d120447360734344d5a3d5336","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/target/target_core_user.c"],"versions":[{"version":"4.12","status":"affected"},{"version":"0","lessThan":"4.12","status":"unaffected","versionType":"semver"},{"version":"4.14.276","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.239","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.190","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.112","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.35","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.17.4","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":"4.12","versionEndExcluding":"4.14.276"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"4.19.239"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.4.190"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.10.112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.15.35"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.17.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.12","versionEndExcluding":"5.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/d7c5d79e50be6e06b669141e3db1f977a0dd4e8e"},{"url":"https://git.kernel.org/stable/c/e3e0e067d5b34e4a68e3cc55f8eebc413f56f8ed"},{"url":"https://git.kernel.org/stable/c/fb7a5115422fbd6a4d505e8844f1ef5529f10489"},{"url":"https://git.kernel.org/stable/c/aec36b98a1bbaa84bfd8299a306e4c12314af626"},{"url":"https://git.kernel.org/stable/c/b7f3b5d70c834f49f7d87a2f2ed1c6284d9a0322"},{"url":"https://git.kernel.org/stable/c/a9564d84ed9f6ee71017d062d0d2182154294a4b"},{"url":"https://git.kernel.org/stable/c/a6968f7a367f128d120447360734344d5a3d5336"}],"title":"scsi: target: tcmu: Fix possible page UAF","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49053","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-02-27T17:59:25.641949Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-416","description":"CWE-416 Use After Free"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-02-27T18:02:30.241Z"}}]}}