Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mac80211: Fixed a deadlock issue in AP/VLAN handling. Syzbot reports that when APVLAN interfaces are active, closing the AP interface they belong to can lead to a deadlock. This isn’t surprising—since we use devclose to handle...

CVE-2026-31394 mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from accessing data linked to APVLAN sites without properly resolving the parent interface, potentially...

UBUNTU-CVE-2021-47225

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix deadlock in AP/VLAN handling Syzbot reports that when you have APVLAN interfaces that are up and close the AP interface they belong to, we get a deadlock. No surprise - since we devclose them with the wiphy mutex...