{"id":"CVE-2026-23133","state":"PUBLISHED","title":"wifi: ath10k: fix dma_free_coherent() pointer","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath10k: 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":"2026-02-14T15:14:33.102Z","updatedAt":"2026-10-19T18:25:32.854Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"e2dda298ef809aa201ea7c0904c4d064f6c497cb","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"fc8da65f9fe1bc6802f8240b342cfff4f5c7e841","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"b0ad924332a96550a84b8c0ae5483e7042d65fa9","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"1928851334ecfd6e0d663121ab69ac639d4217a6","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"5d6fa4d2c9799c09389588da5118a72d97d87e92","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"07f363f305793baecad41816f73056252f3df61e","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath10k/ce.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.16","versionType":"semver"},{"version":"5.10.249","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.199","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.162","status":"unaffected","lessThanOrEqual":"6.1.*","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/ath10k/ce.c"]}],"references":["https://git.kernel.org/stable/c/e2dda298ef809aa201ea7c0904c4d064f6c497cb","https://git.kernel.org/stable/c/fc8da65f9fe1bc6802f8240b342cfff4f5c7e841","https://git.kernel.org/stable/c/b0ad924332a96550a84b8c0ae5483e7042d65fa9","https://git.kernel.org/stable/c/1928851334ecfd6e0d663121ab69ac639d4217a6","https://git.kernel.org/stable/c/5d6fa4d2c9799c09389588da5118a72d97d87e92","https://git.kernel.org/stable/c/07f363f305793baecad41816f73056252f3df61e","https://git.kernel.org/stable/c/9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f"],"weaknesses":["CWE-416"],"ingestedAt":"2026-10-29T20:11:21.040Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/23xxx/CVE-2026-23133.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-23133","state":"PUBLISHED","datePublished":"2026-02-14T15:14:33.102Z","dateUpdated":"2026-10-19T18:25:32.854Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-01-13T15:37:45.971Z"},"containers":{"cna":{"title":"wifi: ath10k: fix dma_free_coherent() pointer","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath10k: 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":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"e2dda298ef809aa201ea7c0904c4d064f6c497cb","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"fc8da65f9fe1bc6802f8240b342cfff4f5c7e841","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"b0ad924332a96550a84b8c0ae5483e7042d65fa9","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"1928851334ecfd6e0d663121ab69ac639d4217a6","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"5d6fa4d2c9799c09389588da5118a72d97d87e92","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"07f363f305793baecad41816f73056252f3df61e","versionType":"git"},{"version":"2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1","status":"affected","lessThan":"9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/ath10k/ce.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.16","versionType":"semver"},{"version":"5.10.249","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.199","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.162","status":"unaffected","lessThanOrEqual":"6.1.*","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/ath10k/ce.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/e2dda298ef809aa201ea7c0904c4d064f6c497cb"},{"url":"https://git.kernel.org/stable/c/fc8da65f9fe1bc6802f8240b342cfff4f5c7e841"},{"url":"https://git.kernel.org/stable/c/b0ad924332a96550a84b8c0ae5483e7042d65fa9"},{"url":"https://git.kernel.org/stable/c/1928851334ecfd6e0d663121ab69ac639d4217a6"},{"url":"https://git.kernel.org/stable/c/5d6fa4d2c9799c09389588da5118a72d97d87e92"},{"url":"https://git.kernel.org/stable/c/07f363f305793baecad41816f73056252f3df61e"},{"url":"https://git.kernel.org/stable/c/9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T22:00:46.504Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.10.249"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.15.199"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.1.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.6.122"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.12.68"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.18.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.19"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-23133","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-06-10T20:41:17.367538Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-416","lang":"en","type":"CWE","description":"CWE-416 Use After Free"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-19T18:25:32.854Z"}}]}}}