{"id":"CVE-2025-38143","state":"PUBLISHED","title":"backlight: pm8941: Add NULL check in wled_configure()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbacklight: pm8941: Add NULL check in wled_configure()\n\ndevm_kasprintf() returns NULL when memory allocation fails. Currently,\nwled_configure() does not check for this case, which results in a NULL\npointer dereference.\n\nAdd NULL check after devm_kasprintf() to prevent this issue.","publishedAt":"2025-07-03T08:35:44.224Z","updatedAt":"2026-05-11T21:22:05.663Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"6a56446595730a5e3f06a30902e23cb037d28146","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"9d06ac32c202142da40904180f2669ed4f5073ac","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"21528806560510458378ea52c37e35b0773afaea","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"fde314445332015273c8f51d2659885c606fe135","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"1be2000b703b02e149f8f2061054489f6c18c972","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"4a715be3fe80b68fa55cb3569af3d294be101626","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"e12d3e1624a02706cdd3628bbf5668827214fa33","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/backlight/qcom-wled.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.0","versionType":"semver"},{"version":"5.10.239","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.186","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.142","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.94","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.34","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.3","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/backlight/qcom-wled.c"]}],"references":["https://git.kernel.org/stable/c/6a56446595730a5e3f06a30902e23cb037d28146","https://git.kernel.org/stable/c/9d06ac32c202142da40904180f2669ed4f5073ac","https://git.kernel.org/stable/c/21528806560510458378ea52c37e35b0773afaea","https://git.kernel.org/stable/c/fde314445332015273c8f51d2659885c606fe135","https://git.kernel.org/stable/c/1be2000b703b02e149f8f2061054489f6c18c972","https://git.kernel.org/stable/c/4a715be3fe80b68fa55cb3569af3d294be101626","https://git.kernel.org/stable/c/e12d3e1624a02706cdd3628bbf5668827214fa33","https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html","https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"],"weaknesses":[],"ingestedAt":"2026-10-29T20:09:09.358Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/38xxx/CVE-2025-38143.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-38143","state":"PUBLISHED","datePublished":"2025-07-03T08:35:44.224Z","dateUpdated":"2026-05-11T21:22:05.663Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-04-16T04:51:23.987Z"},"containers":{"cna":{"title":"backlight: pm8941: Add NULL check in wled_configure()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nbacklight: pm8941: Add NULL check in wled_configure()\n\ndevm_kasprintf() returns NULL when memory allocation fails. Currently,\nwled_configure() does not check for this case, which results in a NULL\npointer dereference.\n\nAdd NULL check after devm_kasprintf() to prevent this issue."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"6a56446595730a5e3f06a30902e23cb037d28146","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"9d06ac32c202142da40904180f2669ed4f5073ac","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"21528806560510458378ea52c37e35b0773afaea","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"fde314445332015273c8f51d2659885c606fe135","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"1be2000b703b02e149f8f2061054489f6c18c972","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"4a715be3fe80b68fa55cb3569af3d294be101626","versionType":"git"},{"version":"f86b77583d88c8402e8d89a339d96f847318f8a8","status":"affected","lessThan":"e12d3e1624a02706cdd3628bbf5668827214fa33","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/backlight/qcom-wled.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.0","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.0","versionType":"semver"},{"version":"5.10.239","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.186","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.142","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.94","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.34","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.15.3","status":"unaffected","lessThanOrEqual":"6.15.*","versionType":"semver"},{"version":"6.16","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/video/backlight/qcom-wled.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/6a56446595730a5e3f06a30902e23cb037d28146"},{"url":"https://git.kernel.org/stable/c/9d06ac32c202142da40904180f2669ed4f5073ac"},{"url":"https://git.kernel.org/stable/c/21528806560510458378ea52c37e35b0773afaea"},{"url":"https://git.kernel.org/stable/c/fde314445332015273c8f51d2659885c606fe135"},{"url":"https://git.kernel.org/stable/c/1be2000b703b02e149f8f2061054489f6c18c972"},{"url":"https://git.kernel.org/stable/c/4a715be3fe80b68fa55cb3569af3d294be101626"},{"url":"https://git.kernel.org/stable/c/e12d3e1624a02706cdd3628bbf5668827214fa33"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T21:22:05.663Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"5.10.239"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"5.15.186"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.1.142"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.6.94"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.12.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.15.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"6.16"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html"},{"url":"https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T17:34:33.856Z"}}]}}}