{"id":"CVE-2022-49445","state":"PUBLISHED","title":"pinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources()\n\nIt will cause null-ptr-deref when using 'res', if platform_get_resource()\nreturns NULL, so move using 'res' after devm_ioremap_resource() that\nwill check it to avoid null-ptr-deref.\nAnd use devm_platform_get_and_ioremap_resource() to simplify code.","publishedAt":"2025-02-26T02:12:57.249Z","updatedAt":"2026-05-11T18:59:57.612Z","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":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"f991879762392c19661af5b722578089a12b305f","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"5ed0519d425619b435150372cce2ffeec71581fa","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"e3a1ad8fd0ac11f4fa1260c23b5db71a25473254","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"fb4f022b3ad1f3ff3cafdbc7d51896090ae17701","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"5376e3d904532e657fd7ca1a9b1ff3d351527b90","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/pinctrl/renesas/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.3","versionType":"semver"},{"version":"5.10.121","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","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/renesas/core.c"]}],"references":["https://git.kernel.org/stable/c/f991879762392c19661af5b722578089a12b305f","https://git.kernel.org/stable/c/5ed0519d425619b435150372cce2ffeec71581fa","https://git.kernel.org/stable/c/e3a1ad8fd0ac11f4fa1260c23b5db71a25473254","https://git.kernel.org/stable/c/fb4f022b3ad1f3ff3cafdbc7d51896090ae17701","https://git.kernel.org/stable/c/5376e3d904532e657fd7ca1a9b1ff3d351527b90"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49445.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49445","state":"PUBLISHED","datePublished":"2025-02-26T02:12:57.249Z","dateUpdated":"2026-05-11T18:59:57.612Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.571Z"},"containers":{"cna":{"title":"pinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npinctrl: renesas: core: Fix possible null-ptr-deref in sh_pfc_map_resources()\n\nIt will cause null-ptr-deref when using 'res', if platform_get_resource()\nreturns NULL, so move using 'res' after devm_ioremap_resource() that\nwill check it to avoid null-ptr-deref.\nAnd use devm_platform_get_and_ioremap_resource() to simplify code."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"f991879762392c19661af5b722578089a12b305f","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"5ed0519d425619b435150372cce2ffeec71581fa","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"e3a1ad8fd0ac11f4fa1260c23b5db71a25473254","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"fb4f022b3ad1f3ff3cafdbc7d51896090ae17701","versionType":"git"},{"version":"c7977ec4a33633c8e8d9267dd014356cf857351c","status":"affected","lessThan":"5376e3d904532e657fd7ca1a9b1ff3d351527b90","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/pinctrl/renesas/core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.3","versionType":"semver"},{"version":"5.10.121","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","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/renesas/core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/f991879762392c19661af5b722578089a12b305f"},{"url":"https://git.kernel.org/stable/c/5ed0519d425619b435150372cce2ffeec71581fa"},{"url":"https://git.kernel.org/stable/c/e3a1ad8fd0ac11f4fa1260c23b5db71a25473254"},{"url":"https://git.kernel.org/stable/c/fb4f022b3ad1f3ff3cafdbc7d51896090ae17701"},{"url":"https://git.kernel.org/stable/c/5376e3d904532e657fd7ca1a9b1ff3d351527b90"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:59:57.612Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.10.121"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.15.46"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.17.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.3","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-2022-49445","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:40:49.569465Z"}}}],"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":"2025-10-01T19:46:48.911Z"}}]}}}