{"id":"CVE-2026-23133","title":"wifi: ath10k: fix dma_free_coherent() pointer","summary":"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 reu…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < e2dda298ef809aa201ea7c0904c4d064f6c497cb","Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < fc8da65f9fe1bc6802f8240b342cfff4f5c7e841","Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < b0ad924332a96550a84b8c0ae5483e7042d65fa9","Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 1928851334ecfd6e0d663121ab69ac639d4217a6","Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 5d6fa4d2c9799c09389588da5118a72d97d87e92","Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 07f363f305793baecad41816f73056252f3df61e","Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f","Linux 4.16"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-06-10T20:41:17.367538Z"},"published":"2026-02-14","updated":"2026-10-19","sourceUpdated":"2026-10-19T18:25:32.854Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-23133","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"}],"tags":["cve.org"],"epss":0.00143,"epssPercentile":0.03275,"ingestedAt":"2026-10-19T18:35:50.100Z","slug":"CVE-2026-23133","body":"## Overview\n\nIn 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.\n\n## Affected\n\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < e2dda298ef809aa201ea7c0904c4d064f6c497cb`\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < fc8da65f9fe1bc6802f8240b342cfff4f5c7e841`\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < b0ad924332a96550a84b8c0ae5483e7042d65fa9`\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 1928851334ecfd6e0d663121ab69ac639d4217a6`\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 5d6fa4d2c9799c09389588da5118a72d97d87e92`\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 07f363f305793baecad41816f73056252f3df61e`\n- `Linux >= 2a1e1ad3fd37a632b61f50e73dafddb4b0fa57f1 < 9282a1e171ad8d2205067e8ec3bbe4e3cef4f29f`\n- `Linux 4.16`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}