Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Net: Bridge: mcast: Fixed an issue where a use-after-free occurred with the multicast context of a master VLAN. The brmulticasttoggleonevlan function clears the BRVLFLAGMCASTENABLED flag under the br-multicastlock before...

DEBIAN-CVE-2026-98026

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: properly convert mglist to rcu Sashiko reported a bug 1 that brmulticastdelportgroup unlists the port group not using proper rcu helper that preserves the next pointer and after that immediately frees the port...

CVE-2026-98026

The Linux kernel contains a vulnerability in the net: bridge: mcast component where the br_multicast_del_port_group function unlists a port group without using the proper RCU helper to preserve the next pointer. Consequently, the port group is freed immediately without waiting for the RCU grace p...

CVE-2026-98026 net: bridge: mcast: properly convert mglist to rcu

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: properly convert mglist to rcu Sashiko reported a bug 1 that brmulticastdelportgroup unlists the port group not using proper rcu helper that preserves the next pointer and after that immediately frees the port...

CVE-2026-98026 net: bridge: mcast: properly convert mglist to rcu

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: properly convert mglist to rcu Sashiko reported a bug 1 that brmulticastdelportgroup unlists the port group not using proper rcu helper that preserves the next pointer and after that immediately frees the port...

Linux Distros Unpatched Vulnerability : CVE-2026-98026

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: bridge: mcast: properly convert mglist to rcu Sashiko reported a bug 1 that brmulticastdelportgroup unlists the port group not using proper rcu helper that...

CVE-2026-45913: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: always update mdbnentries for vlan contexts syzbot triggered a warning1 about the number of mdb entries in a context. It turned out that there are multiple ways to trigger that warning today some got added...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-44934)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-44934 advisory. - In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: wait for previous gc...

CVE-2024-44934

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: wait for previous gc cycles when removing port syzbot hit a use-after-free1 which is caused because the bridge doesn't make sure that all previous garbage has been collected when removing a port. What happens...

CVE-2024-44934

CVE-2024-44934 — Linux kernel net: bridge: mcast: wait for previous gc cycles when removing port . Syzkaller triggered a use-after-free during port removal because old multicast garbage collection cycles may still be running when a port is freed. The fix is to ensure all prior garbage-collection ...

CVE-2024-44934: Use After Free

In the Linux kernel, the following vulnerability has been resolved: net: bridge: mcast: wait for previous gc cycles when removing port syzbot hit a use-after-free1 which is caused because the bridge doesn't make sure that all previous garbage has been collected when removing a port. What happens...