CVE-2022-42719
Description
A use-after-free in the mac80211 stack when parsing a multi-BSSID element in the Linux kernel 5.2 through 5.19.x before 5.19.16 could be used by attackers (able to inject WLAN frames) to crash the kernel and potentially execute code.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2022-42719
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2022-42719.html
Vendor advisory: arch — https://security.archlinux.org/ASA-202210-2
Vendor advisory: arch — https://security.archlinux.org/ASA-202210-3
Vendor advisory: arch — https://security.archlinux.org/ASA-202210-4
Vendor advisory: arch — https://security.archlinux.org/ASA-202210-1
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 5.19.15.hardened2-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 6.0.2-1 |
| debian | bullseye | fixed | 5.10.149-1 |
| debian | forky | fixed | 6.0.2-1 |
| debian | sid | fixed | 6.0.2-1 |
| debian | trixie | fixed | 6.0.2-1 |
References
Verify integrity in audit chain (admin only). AS-IS.