{"id":"CVE-2022-50276","state":"PUBLISHED","title":"power: supply: fix null pointer dereferencing in power_supply_get_battery_info","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: fix null pointer dereferencing in power_supply_get_battery_info\n\nwhen kmalloc() fail to allocate memory in kasprintf(), propname\nwill be NULL, strcmp() called by of_get_property() will cause\nnull pointer dereference.\n\nSo return ENOMEM if kasprintf() return NULL pointer.","publishedAt":"2025-09-15T14:21:13.542Z","updatedAt":"2026-05-11T19:16:11.860Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"8ea68b4e3fa9392ef9dae303abc8735a033c280f","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"5beadb55f4e36fafe5d6df5dcd5f85d803f3f134","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"d21534ab4fd7883e1c8037a76671d4e8b6ea14cb","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"279af90e65cbdb3e5c4519b0043324d7876bc5ec","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"b8131efb89d9f837c9244f900f0fc2699fd1181d","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"104bb8a663451404a26331263ce5b96c34504049","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/power_supply_core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.0","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/power_supply_core.c"]}],"references":["https://git.kernel.org/stable/c/8ea68b4e3fa9392ef9dae303abc8735a033c280f","https://git.kernel.org/stable/c/5beadb55f4e36fafe5d6df5dcd5f85d803f3f134","https://git.kernel.org/stable/c/d21534ab4fd7883e1c8037a76671d4e8b6ea14cb","https://git.kernel.org/stable/c/279af90e65cbdb3e5c4519b0043324d7876bc5ec","https://git.kernel.org/stable/c/b8131efb89d9f837c9244f900f0fc2699fd1181d","https://git.kernel.org/stable/c/104bb8a663451404a26331263ce5b96c34504049"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50276.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50276","state":"PUBLISHED","datePublished":"2025-09-15T14:21:13.542Z","dateUpdated":"2026-05-11T19:16:11.860Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-15T13:58:00.976Z"},"containers":{"cna":{"title":"power: supply: fix null pointer dereferencing in power_supply_get_battery_info","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: fix null pointer dereferencing in power_supply_get_battery_info\n\nwhen kmalloc() fail to allocate memory in kasprintf(), propname\nwill be NULL, strcmp() called by of_get_property() will cause\nnull pointer dereference.\n\nSo return ENOMEM if kasprintf() return NULL pointer."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"8ea68b4e3fa9392ef9dae303abc8735a033c280f","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"5beadb55f4e36fafe5d6df5dcd5f85d803f3f134","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"d21534ab4fd7883e1c8037a76671d4e8b6ea14cb","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"279af90e65cbdb3e5c4519b0043324d7876bc5ec","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"b8131efb89d9f837c9244f900f0fc2699fd1181d","versionType":"git"},{"version":"3afb50d7125bcdbf71df843134e96ceffc78c8b8","status":"affected","lessThan":"104bb8a663451404a26331263ce5b96c34504049","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/power_supply_core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.0","versionType":"semver"},{"version":"5.4.229","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.163","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.86","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/power/supply/power_supply_core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/8ea68b4e3fa9392ef9dae303abc8735a033c280f"},{"url":"https://git.kernel.org/stable/c/5beadb55f4e36fafe5d6df5dcd5f85d803f3f134"},{"url":"https://git.kernel.org/stable/c/d21534ab4fd7883e1c8037a76671d4e8b6ea14cb"},{"url":"https://git.kernel.org/stable/c/279af90e65cbdb3e5c4519b0043324d7876bc5ec"},{"url":"https://git.kernel.org/stable/c/b8131efb89d9f837c9244f900f0fc2699fd1181d"},{"url":"https://git.kernel.org/stable/c/104bb8a663451404a26331263ce5b96c34504049"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:16:11.860Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"5.4.229"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"5.10.163"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"5.15.86"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}