{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-49273","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-02-26T01:49:39.297Z","datePublished":"2025-02-26T01:56:19.110Z","dateUpdated":"2025-10-01T19:47:02.065Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T08:33:55.937Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nrtc: pl031: fix rtc features null pointer dereference\n\nWhen there is no interrupt line, rtc alarm feature is disabled.\n\nThe clearing of the alarm feature bit was being done prior to allocations\nof ldata->rtc device, resulting in a null pointer dereference.\n\nClear RTC_FEATURE_ALARM after the rtc device is allocated."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/rtc/rtc-pl031.c"],"versions":[{"version":"d9b0dd54a1943f47a381a474f8ea2c94466110c0","lessThan":"cd2722e411e8ab7e5ae41102f6925fa13dffdac5","status":"affected","versionType":"git"},{"version":"d9b0dd54a1943f47a381a474f8ea2c94466110c0","lessThan":"d274ce4a3dfd0b9a292667535578359b865765cb","status":"affected","versionType":"git"},{"version":"d9b0dd54a1943f47a381a474f8ea2c94466110c0","lessThan":"1b915703964f7e636961df04c540261dc55c6c70","status":"affected","versionType":"git"},{"version":"d9b0dd54a1943f47a381a474f8ea2c94466110c0","lessThan":"ea6af39f3da50c86367a71eb3cc674ade3ed244c","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/rtc/rtc-pl031.c"],"versions":[{"version":"5.12","status":"affected"},{"version":"0","lessThan":"5.12","status":"unaffected","versionType":"semver"},{"version":"5.15.33","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.16.19","lessThanOrEqual":"5.16.*","status":"unaffected","versionType":"semver"},{"version":"5.17.2","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":"5.12","versionEndExcluding":"5.15.33"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.16.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.17.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12","versionEndExcluding":"5.18"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/cd2722e411e8ab7e5ae41102f6925fa13dffdac5"},{"url":"https://git.kernel.org/stable/c/d274ce4a3dfd0b9a292667535578359b865765cb"},{"url":"https://git.kernel.org/stable/c/1b915703964f7e636961df04c540261dc55c6c70"},{"url":"https://git.kernel.org/stable/c/ea6af39f3da50c86367a71eb3cc674ade3ed244c"}],"title":"rtc: pl031: fix rtc features null pointer dereference","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-2022-49273","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:45:38.229436Z"}}}],"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":"2025-10-01T19:47:02.065Z"}}]}}