{"id":"CVE-2026-68349","title":"wifi: carl9170: fix buffer overflow in rx_stream failover path","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: carl9170: fix buffer overflow in rx_stream failover path\n\nThe failover continuation in carl9170_rx_stream() copies the full tlen\nfrom the second USB transfer inst…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 48c81fb523ecdc6a4b8654944ff32e499f21e6d0","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < a1ce01764a812c22a47d30aea78e347aebd3eea1","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 4503829843353dbb18b879c35be1cdfc9af677b7","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 21f59906ea75618fdd46a7e32754d54fbee083ea","Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < a1a21995c2e1cc2ca6b2226cfe4f5f018370182a","Linux 2.6.37"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-06T16:47:38.974453Z"},"published":"2026-08-10","updated":"2026-11-06","sourceUpdated":"2026-11-06T16:55:13.745Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-68349","references":[{"url":"https://git.kernel.org/stable/c/5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658"},{"url":"https://git.kernel.org/stable/c/48c81fb523ecdc6a4b8654944ff32e499f21e6d0"},{"url":"https://git.kernel.org/stable/c/a1ce01764a812c22a47d30aea78e347aebd3eea1"},{"url":"https://git.kernel.org/stable/c/5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e"},{"url":"https://git.kernel.org/stable/c/b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78"},{"url":"https://git.kernel.org/stable/c/4503829843353dbb18b879c35be1cdfc9af677b7"},{"url":"https://git.kernel.org/stable/c/21f59906ea75618fdd46a7e32754d54fbee083ea"},{"url":"https://git.kernel.org/stable/c/a1a21995c2e1cc2ca6b2226cfe4f5f018370182a"}],"tags":["cve.org"],"epss":0.00204,"epssPercentile":0.104,"ingestedAt":"2026-11-06T18:00:12.610Z","slug":"CVE-2026-68349","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: carl9170: fix buffer overflow in rx_stream failover path\n\nThe failover continuation in carl9170_rx_stream() copies the full tlen\nfrom the second USB transfer instead of capping at rx_failover_missing\nbytes. When both transfers are near maximum size, the total exceeds the\n65535-byte failover SKB, triggering skb_over_panic.\n\nLimit the copy size to the missing byte count.\n\n[Fix checkpatch CHECK:PARENTHESIS_ALIGNMENT]\n\n## Affected\n\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 48c81fb523ecdc6a4b8654944ff32e499f21e6d0`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < a1ce01764a812c22a47d30aea78e347aebd3eea1`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 4503829843353dbb18b879c35be1cdfc9af677b7`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < 21f59906ea75618fdd46a7e32754d54fbee083ea`\n- `Linux >= a84fab3cbfdc427e7d366f1cc844f27b2084c26c < a1a21995c2e1cc2ca6b2226cfe4f5f018370182a`\n- `Linux 2.6.37`\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":[]}