Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098854)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098854 advisory. In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcpv6synrecvsock Code in tcpv6synrecvsock after the call to...

kernel: tcp: fix potential race in tcp_v6_syn_recv_sock()

A flaw was found in the Linux kernel. A race condition exists in the TCP Transmission Control Protocol IPv6 Internet Protocol version 6 socket handling, specifically within the tcpv6synrecvsock function. This occurs because a child socket becomes visible in the TCP hash table before its...

kernel: tcp: fix potential race in tcp_v6_syn_recv_sock()

A flaw was found in the Linux kernel. A race condition exists in the TCP Transmission Control Protocol IPv6 Internet Protocol version 6 socket handling, specifically within the tcpv6synrecvsock function. This occurs because a child socket becomes visible in the TCP hash table before its...

CVE-2026-43198 tcp: fix potential race in tcp_v6_syn_recv_sock()

In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcpv6synrecvsock Code in tcpv6synrecvsock after the call to tcpv4synrecvsock is done too late. After tcpv4synrecvsock, the child socket is already visible from TCP ehash table and other cpus might use i...

PT-2026-37538

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the Linux kernel within the tcp v6 syn recv sock function. The issue occurs because certain operations are performed after the call to tcp v4 syn recv sock, at...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fixed a socket memory leak in the handling of TCP-AO failures for IPv6. When tcpaocopyallmatching fails in tcpv6synrecvsock, the function simply exits. This results in a memory leak: unreferenced object 0xffff0000281a820...