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CVE-2026-68352

wifi: ath6kl: fix OOB read from firmware IE lengths in connect event PUBLISHED

Description (CNA)

In the Linux kernel, the following vulnerability has been resolved: wifi: ath6kl: fix OOB read from firmware IE lengths in connect event The firmware-controlled beacon_ie_len, assoc_req_len, and assoc_resp_len fields in ath6kl_wmi_connect_event_rx() are not validated against the buffer length. Their sum (up to 765) can exceed the actual WMI event data, causing out-of-bounds reads during IE parsing and state corruption of wmi->is_wmm_enabled. Add a check that the total IE length fits within the buffer.

Affected (CNA)

Vendor / productVersions
Linux / Linuxaffected bdcd81707973cf8aa9305337166f8ee842a050d4 before 7cae33e3e09a080db96e3a8980c2c8d288318320; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before 1eeed9efc9a40e0635e910c37fee86543041b4e1; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before a38d7d6376b295245b53bc98b7ca682c027abaf7; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before 1c690f7c4c5b37108ac8c98b94ce1b3c655a4f5e; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before d70c0a850c21b57a6f46ce363860203389bbeaa6; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before 33b5342d2080657054ddf89ef1199b426a37dae8; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before 94e1bfcefe8264a207c2fda2febb954e70a34b42; affected bdcd81707973cf8aa9305337166f8ee842a050d4 before 6b47b29730de3232b919d8362749f6814c5f2a33
Linux / Linuxaffected 3.2; unaffected 0 before 3.2; 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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.