{"id":"CVE-2022-49071","state":"PUBLISHED","title":"drm/panel: ili9341: fix optional regulator handling","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/panel: ili9341: fix optional regulator handling\n\nIf the optional regulator lookup fails, reset the pointer to NULL.\nOther functions such as mipi_dbi_poweron_reset_conditional() only do\na NULL pointer check and will otherwise dereference the error pointer.","publishedAt":"2025-02-26T01:54:36.821Z","updatedAt":"2026-05-11T18:52:27.966Z","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":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"28dc1503a9d36654f9c61adb2915682515a30f71","versionType":"git"},{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"e3d982c111a6c033671dd6084b07f62fbf50f76f","versionType":"git"},{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"4ea189854b1e625ed5ec80d30147870f984db44c","versionType":"git"},{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"d14eb80e27795b7b20060f7b151cdfe39722a813","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/panel/panel-ilitek-ili9341.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.34","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.16.20","status":"unaffected","lessThanOrEqual":"5.16.*","versionType":"semver"},{"version":"5.17.3","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/panel/panel-ilitek-ili9341.c"]}],"references":["https://git.kernel.org/stable/c/28dc1503a9d36654f9c61adb2915682515a30f71","https://git.kernel.org/stable/c/e3d982c111a6c033671dd6084b07f62fbf50f76f","https://git.kernel.org/stable/c/4ea189854b1e625ed5ec80d30147870f984db44c","https://git.kernel.org/stable/c/d14eb80e27795b7b20060f7b151cdfe39722a813"],"weaknesses":["CWE-476"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49071.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49071","state":"PUBLISHED","datePublished":"2025-02-26T01:54:36.821Z","dateUpdated":"2026-05-11T18:52:27.966Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T01:49:39.245Z"},"containers":{"cna":{"title":"drm/panel: ili9341: fix optional regulator handling","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/panel: ili9341: fix optional regulator handling\n\nIf the optional regulator lookup fails, reset the pointer to NULL.\nOther functions such as mipi_dbi_poweron_reset_conditional() only do\na NULL pointer check and will otherwise dereference the error pointer."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"28dc1503a9d36654f9c61adb2915682515a30f71","versionType":"git"},{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"e3d982c111a6c033671dd6084b07f62fbf50f76f","versionType":"git"},{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"4ea189854b1e625ed5ec80d30147870f984db44c","versionType":"git"},{"version":"5a04227326b04c15b015181772f5c853172fdb68","status":"affected","lessThan":"d14eb80e27795b7b20060f7b151cdfe39722a813","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/panel/panel-ilitek-ili9341.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.15","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.15","versionType":"semver"},{"version":"5.15.34","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.16.20","status":"unaffected","lessThanOrEqual":"5.16.*","versionType":"semver"},{"version":"5.17.3","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/gpu/drm/panel/panel-ilitek-ili9341.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/28dc1503a9d36654f9c61adb2915682515a30f71"},{"url":"https://git.kernel.org/stable/c/e3d982c111a6c033671dd6084b07f62fbf50f76f"},{"url":"https://git.kernel.org/stable/c/4ea189854b1e625ed5ec80d30147870f984db44c"},{"url":"https://git.kernel.org/stable/c/d14eb80e27795b7b20060f7b151cdfe39722a813"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T18:52:27.966Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.15.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.16.20"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.17.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"5.18"}]}]}],"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-2022-49071","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2025-10-01T19:49:33.116084Z"}}}],"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":"2025-10-01T19:57:05.907Z"}}]}}}