Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Net: Fixed a UAF Use-after-Allocation issue in packetrelease due to a race condition involving NETDEVUP. packetrelease has a race condition where NETDEVUP can re-register a socket into the arr array of fanout groups. This...

CVE-2026-31504

The CVE-2026-31504 entry describes a race in the Linux kernel’s networking stack: during a NETDEV_UP event, a socket re-registration into a fanout group’s arr[] can leave a dangling pointer if packet_release() doesn’t clear po->num while bind_lock is held. This Use-After-Free risk stems from a...

DEBIAN-CVE-2017-6346

Race condition in net/packet/afpacket.c in the Linux kernel before 4.9.13 allows local users to cause a denial of service use-after-free or possibly have unspecified other impact via a multithreaded application that makes PACKETFANOUT setsockopt system calls...