{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49731","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-02-26T02:21:30.449Z","datePublished":"2025-02-26T02:24:41.300Z","dateUpdated":"2025-12-23T13:25:16.233Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-12-23T13:25:16.233Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo()\n\nIn an unlikely (and probably wrong?) case that the 'ppi' parameter of\nata_host_alloc_pinfo() points to an array starting with a NULL pointer,\nthere's going to be a kernel oops as the 'pi' local variable won't get\nreassigned from the initial value of NULL. Initialize 'pi' instead to\n'&ata_dummy_port_info' to fix the possible kernel oops for good...\n\nFound by Linux Verification Center (linuxtesting.org) with the SVACE static\nanalysis tool."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ata/libata-core.c"],"versions":[{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"ca4693e6e06e4fd2b240c0fec47aa2498c94848e","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"1ac5efee33f29e704226506d429b84575a5d66f8","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"a810bd5af06977a847d1f202b22d7defd5c62497","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"253334f84c81bc6a43af489f108c0bddad989eef","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"36cd19e7d4e5571d77a2ed20c5b6ef50cf57734a","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"ff128fbea720bf763fa345680dda5f050bc24a47","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"07cbdb4807d369fbda73062a91b570c4dc5ec429","status":"affected","versionType":"git"},{"version":"f5cda257296fbd3683b1f568f2d94d3caaacf74d","lessThan":"bf476fe22aa1851bab4728e0c49025a6a0bea307","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/ata/libata-core.c"],"versions":[{"version":"2.6.22","status":"affected"},{"version":"0","lessThan":"2.6.22","status":"unaffected","versionType":"semver"},{"version":"4.9.320","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.285","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.249","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.200","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.124","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.49","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.18.6","lessThanOrEqual":"5.18.*","status":"unaffected","versionType":"semver"},{"version":"5.19","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":"2.6.22","versionEndExcluding":"4.9.320"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"4.14.285"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"4.19.249"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"5.4.200"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"5.10.124"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"5.15.49"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"5.18.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"5.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ca4693e6e06e4fd2b240c0fec47aa2498c94848e"},{"url":"https://git.kernel.org/stable/c/1ac5efee33f29e704226506d429b84575a5d66f8"},{"url":"https://git.kernel.org/stable/c/a810bd5af06977a847d1f202b22d7defd5c62497"},{"url":"https://git.kernel.org/stable/c/253334f84c81bc6a43af489f108c0bddad989eef"},{"url":"https://git.kernel.org/stable/c/36cd19e7d4e5571d77a2ed20c5b6ef50cf57734a"},{"url":"https://git.kernel.org/stable/c/ff128fbea720bf763fa345680dda5f050bc24a47"},{"url":"https://git.kernel.org/stable/c/07cbdb4807d369fbda73062a91b570c4dc5ec429"},{"url":"https://git.kernel.org/stable/c/bf476fe22aa1851bab4728e0c49025a6a0bea307"}],"title":"ata: libata-core: fix NULL pointer deref in ata_host_alloc_pinfo()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49731","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:31:53.132246Z"}}}],"problemTypes":[{"descriptions":[{"lang":"en","type":"CWE","cweId":"CWE-476","description":"CWE-476 NULL Pointer Dereference"}]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-10-01T19:36:43.656Z"}}]}}