{"id":"CVE-2022-49608","state":"PUBLISHED","title":"pinctrl: ralink: Check for null return of devm_kcalloc","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: ralink: Check for null return of devm_kcalloc\n\nBecause of the possible failure of the allocation, data->domains might\nbe NULL pointer and will cause the dereference of the NULL pointer\nlater.\nTherefore, it might be better to check it and directly return -ENOMEM\nwithout releasing data manually if fails, because the comment of the\ndevm_kmalloc() says \"Memory allocated with this function is\nautomatically freed on driver detach.\".","publishedAt":"2025-02-26T02:23:32.309Z","updatedAt":"2026-05-11T19:03:14.500Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"13596e6c9e541e90e5fc2c52b23f08b951370da9","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"6194c021496addc11763d1ffa89ce5751889fe3c","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"5694b162f275fb9a9f89422701b2b963be11e496","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"44016a85419ca0d4f1e4d0127b330f8e4e2a57d0","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"5595d30c4dc27d939635c3188c68203b6ece1711","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"c3b821e8e406d5650e587b7ac624ac24e9b780a8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/pinctrl/ralink/pinctrl-ralink.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.18","versionType":"semver"},{"version":"4.19.254","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.208","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.134","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.58","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.15","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/pinctrl/ralink/pinctrl-ralink.c"]}],"references":["https://git.kernel.org/stable/c/13596e6c9e541e90e5fc2c52b23f08b951370da9","https://git.kernel.org/stable/c/6194c021496addc11763d1ffa89ce5751889fe3c","https://git.kernel.org/stable/c/5694b162f275fb9a9f89422701b2b963be11e496","https://git.kernel.org/stable/c/44016a85419ca0d4f1e4d0127b330f8e4e2a57d0","https://git.kernel.org/stable/c/5595d30c4dc27d939635c3188c68203b6ece1711","https://git.kernel.org/stable/c/c3b821e8e406d5650e587b7ac624ac24e9b780a8"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49608.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49608","state":"PUBLISHED","datePublished":"2025-02-26T02:23:32.309Z","dateUpdated":"2026-05-11T19:03:14.500Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:21:30.417Z"},"containers":{"cna":{"title":"pinctrl: ralink: Check for null return of devm_kcalloc","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: ralink: Check for null return of devm_kcalloc\n\nBecause of the possible failure of the allocation, data->domains might\nbe NULL pointer and will cause the dereference of the NULL pointer\nlater.\nTherefore, it might be better to check it and directly return -ENOMEM\nwithout releasing data manually if fails, because the comment of the\ndevm_kmalloc() says \"Memory allocated with this function is\nautomatically freed on driver detach.\"."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"13596e6c9e541e90e5fc2c52b23f08b951370da9","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"6194c021496addc11763d1ffa89ce5751889fe3c","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"5694b162f275fb9a9f89422701b2b963be11e496","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"44016a85419ca0d4f1e4d0127b330f8e4e2a57d0","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"5595d30c4dc27d939635c3188c68203b6ece1711","versionType":"git"},{"version":"a86854d0c599b3202307abceb68feee4d7061578","status":"affected","lessThan":"c3b821e8e406d5650e587b7ac624ac24e9b780a8","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/pinctrl/ralink/pinctrl-ralink.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.18","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.18","versionType":"semver"},{"version":"4.19.254","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.208","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.134","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.58","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.18.15","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/pinctrl/ralink/pinctrl-ralink.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/13596e6c9e541e90e5fc2c52b23f08b951370da9"},{"url":"https://git.kernel.org/stable/c/6194c021496addc11763d1ffa89ce5751889fe3c"},{"url":"https://git.kernel.org/stable/c/5694b162f275fb9a9f89422701b2b963be11e496"},{"url":"https://git.kernel.org/stable/c/44016a85419ca0d4f1e4d0127b330f8e4e2a57d0"},{"url":"https://git.kernel.org/stable/c/5595d30c4dc27d939635c3188c68203b6ece1711"},{"url":"https://git.kernel.org/stable/c/c3b821e8e406d5650e587b7ac624ac24e9b780a8"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:03:14.500Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"4.19.254"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.4.208"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.10.134"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.15.58"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.18.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","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-2022-49608","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:34:58.884532Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-476","lang":"en","type":"CWE","description":"CWE-476 NULL Pointer Dereference"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:36:51.576Z"}}]}}}