{"id":"CVE-2026-68349","state":"PUBLISHED","title":"wifi: carl9170: fix buffer overflow in rx_stream failover path","description":"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 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]","publishedAt":"2026-08-10T12:03:26.166Z","updatedAt":"2026-08-19T16:33:47.832Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"48c81fb523ecdc6a4b8654944ff32e499f21e6d0","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"a1ce01764a812c22a47d30aea78e347aebd3eea1","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"4503829843353dbb18b879c35be1cdfc9af677b7","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"21f59906ea75618fdd46a7e32754d54fbee083ea","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"a1a21995c2e1cc2ca6b2226cfe4f5f018370182a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/carl9170/rx.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.37","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.37","versionType":"semver"},{"version":"5.10.265","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.216","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.183","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.148","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.101","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.42","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.6","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","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/carl9170/rx.c"]}],"references":["https://git.kernel.org/stable/c/5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658","https://git.kernel.org/stable/c/48c81fb523ecdc6a4b8654944ff32e499f21e6d0","https://git.kernel.org/stable/c/a1ce01764a812c22a47d30aea78e347aebd3eea1","https://git.kernel.org/stable/c/5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e","https://git.kernel.org/stable/c/b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78","https://git.kernel.org/stable/c/4503829843353dbb18b879c35be1cdfc9af677b7","https://git.kernel.org/stable/c/21f59906ea75618fdd46a7e32754d54fbee083ea","https://git.kernel.org/stable/c/a1a21995c2e1cc2ca6b2226cfe4f5f018370182a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:49.727Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/68xxx/CVE-2026-68349.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-68349","state":"PUBLISHED","datePublished":"2026-08-10T12:03:26.166Z","dateUpdated":"2026-08-19T16:33:47.832Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-30T09:28:09.384Z"},"containers":{"cna":{"title":"wifi: carl9170: fix buffer overflow in rx_stream failover path","descriptions":[{"lang":"en","value":"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 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]"}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"48c81fb523ecdc6a4b8654944ff32e499f21e6d0","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"a1ce01764a812c22a47d30aea78e347aebd3eea1","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"4503829843353dbb18b879c35be1cdfc9af677b7","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"21f59906ea75618fdd46a7e32754d54fbee083ea","versionType":"git"},{"version":"a84fab3cbfdc427e7d366f1cc844f27b2084c26c","status":"affected","lessThan":"a1a21995c2e1cc2ca6b2226cfe4f5f018370182a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/wireless/ath/carl9170/rx.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.37","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.37","versionType":"semver"},{"version":"5.10.265","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.216","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.183","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.148","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.101","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.42","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.6","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","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/carl9170/rx.c"]}],"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"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-08-19T16:33:47.832Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"5.10.265"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"5.15.216"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.1.183"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.6.148"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.12.101"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"6.18.42"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"7.1.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}