What’s Vulnerable › Vulnerabilities

CVE-2023-52777: wifi: ath11k: fix gtk offload status event locking

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-21 · updated 2026-08-04
• Weakness: CWE-416

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix gtk offload status event locking The ath11k active pdevs are protected by RCU but the gtk offload status event handling code calling ath11k_mac_get_arvif_by_vdev_id() was not marked as a read-side critical section. Mark the code in question as an RCU read-side critical section to avoid any potential use-after-free issues. Compile tested only.

Affected products

• Linux kernel: from 5.19 before 6.1.64; from 6.2 before 6.5.13; from 6.6 before 6.6.3 — fixed in 6.1.64, 6.5.13, 6.6.3

How to fix

Upgrade to a fixed version: Linux kernel 6.1.64, 6.5.13, 6.6.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0cf7577b6b3153b4b49deea9719fe43f96469c6d
• https://git.kernel.org/stable/c/1dea3c0720a146bd7193969f2847ccfed5be2221
• https://git.kernel.org/stable/c/cf9c7d783a2bf9305df4ef5b93d9063a52e18fca
• https://git.kernel.org/stable/c/e83246ecd3b193f8d91fce778e8a5ba747fc7d8a
• https://git.kernel.org/stable/c/0cf7577b6b3153b4b49deea9719fe43f96469c6d
• https://git.kernel.org/stable/c/1dea3c0720a146bd7193969f2847ccfed5be2221
• https://git.kernel.org/stable/c/cf9c7d783a2bf9305df4ef5b93d9063a52e18fca
• https://git.kernel.org/stable/c/e83246ecd3b193f8d91fce778e8a5ba747fc7d8a

Get alerted when CVE-2023-52777 or the next vulnerability affects your stack