{"id":"CVE-2026-23135","state":"PUBLISHED","title":"wifi: ath12k: fix dma_free_coherent() pointer","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix dma_free_coherent() pointer\n\ndma_alloc_coherent() allocates a DMA mapped buffer and stores the\naddresses in XXX_unaligned fields.  Those should be reused when freeing\nthe buffer rather than the aligned addresses.","publishedAt":"2026-02-14T15:14:34.473Z","updatedAt":"2026-05-11T22:00:48.767Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"36e0bc5e8b282564906fca636c4ebc99814de4e7","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"24585a13c41ea7253ee59aac74441fb570f5824a","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"4846b32be324f4dd3653f38a3f69c049543d52ae","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"bb97131fbf9b708dd9616ac2bdc793ad102b5c48","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath12k/ce.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.6.122","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.68","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.8","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath12k/ce.c"]}],"references":["https://git.kernel.org/stable/c/36e0bc5e8b282564906fca636c4ebc99814de4e7","https://git.kernel.org/stable/c/24585a13c41ea7253ee59aac74441fb570f5824a","https://git.kernel.org/stable/c/4846b32be324f4dd3653f38a3f69c049543d52ae","https://git.kernel.org/stable/c/bb97131fbf9b708dd9616ac2bdc793ad102b5c48"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23135.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23135","state":"PUBLISHED","datePublished":"2026-02-14T15:14:34.473Z","dateUpdated":"2026-05-11T22:00:48.767Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:37:45.971Z"},"containers":{"cna":{"title":"wifi: ath12k: fix dma_free_coherent() pointer","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix dma_free_coherent() pointer\n\ndma_alloc_coherent() allocates a DMA mapped buffer and stores the\naddresses in XXX_unaligned fields.  Those should be reused when freeing\nthe buffer rather than the aligned addresses."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"36e0bc5e8b282564906fca636c4ebc99814de4e7","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"24585a13c41ea7253ee59aac74441fb570f5824a","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"4846b32be324f4dd3653f38a3f69c049543d52ae","versionType":"git"},{"version":"d889913205cf7ebda905b1e62c5867ed4e39f6c2","status":"affected","lessThan":"bb97131fbf9b708dd9616ac2bdc793ad102b5c48","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath12k/ce.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.3","versionType":"semver"},{"version":"6.6.122","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.68","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.8","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath12k/ce.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/36e0bc5e8b282564906fca636c4ebc99814de4e7"},{"url":"https://git.kernel.org/stable/c/24585a13c41ea7253ee59aac74441fb570f5824a"},{"url":"https://git.kernel.org/stable/c/4846b32be324f4dd3653f38a3f69c049543d52ae"},{"url":"https://git.kernel.org/stable/c/bb97131fbf9b708dd9616ac2bdc793ad102b5c48"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:00:48.767Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.6.122"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.12.68"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.18.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.3","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}