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CVE-2026-68349

wifi: carl9170: fix buffer overflow in rx_stream failover path PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: wifi: carl9170: fix buffer overflow in rx_stream failover path The failover continuation in carl9170_rx_stream() copies the full tlen from the second USB transfer instead of capping at rx_failover_missing bytes. When both transfers are near maximum size, the total exceeds the 65535-byte failover SKB, triggering skb_over_panic. Limit the copy size to the missing byte count. [Fix checkpatch CHECK:PARENTHESIS_ALIGNMENT]

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before 5fb00a09e9b0375e1ad9d4fefc4a62a67e7ea658; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before 48c81fb523ecdc6a4b8654944ff32e499f21e6d0; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before a1ce01764a812c22a47d30aea78e347aebd3eea1; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before 5acfa18de66b6089b81c1c0bf1a3ae3c940ec39e; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before b9dfee5e63ee9b5c47be9e344ebc5bd3f43fca78; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before 4503829843353dbb18b879c35be1cdfc9af677b7; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before 21f59906ea75618fdd46a7e32754d54fbee083ea; affected a84fab3cbfdc427e7d366f1cc844f27b2084c26c before a1a21995c2e1cc2ca6b2226cfe4f5f018370182a
Linux / Linuxaffected 2.6.37; unaffected 0 before 2.6.37; unaffected 5.10.265 through 5.10.*; unaffected 5.15.216 through 5.15.*; unaffected 6.1.183 through 6.1.*; unaffected 6.6.148 through 6.6.*; unaffected 6.12.101 through 6.12.*; unaffected 6.18.42 through 6.18.*; unaffected 7.1.6 through 7.1.*; unaffected 7.2 through *

CWE

No CWE identifiers supplied.

References