Out-of-bounds read in Linux kernel - CVE-2026-93806
Published: September 25, 2026
Vulnerability identifier: #VU152088
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-93806
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to read out-of-bounds memory.
The vulnerability exists due to an out-of-bounds read in cfg80211_rx_assoc_resp() in the cfg80211 wireless subsystem when processing a short association response frame. A remote attacker can send a malformed association response frame to read out-of-bounds memory.
Affected software
Linux kernel
How to mitigate CVE-2026-93806
Install security update from vendor's repository.
Linux kernel - update to 7.0 rc3