CVE-2026-64518

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix out-of-bounds access for twsk in tcpaoestablishedkey. lockdepsockisheld was added in tcpaoestablishedkey by the cited commit. It can be called from tcpv46timewaitack with twsk. Since it does not have sk-sklock, the lockd...

CVE-2026-64518 tcp: Fix out-of-bounds access for twsk in tcp_ao_established_key().

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix out-of-bounds access for twsk in tcpaoestablishedkey. lockdepsockisheld was added in tcpaoestablishedkey by the cited commit. It can be called from tcpv46timewaitack with twsk. Since it does not have sk-sklock, the lockd...

CVE-2026-64518

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix out-of-bounds access for twsk in tcpaoestablishedkey. lockdepsockisheld was added in tcpaoestablishedkey by the cited commit. It can be called from tcpv46timewaitack with twsk. Since it does not have sk-sklock, the lockd...

Security update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506008 fixes several issues. The following security issues were fixed: CVE-2024-36904: tcp: Use refcountincnotzero in tcptwskunique bsc1225733. CVE-2024-43861: Fix memory leak for not ip packets bsc1229553. CVE-2024-35949: btrfs: make sure that WRITTEN is s...

PT-2024-5952

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue is related to the concurrent execution of tcp sk exit batch in the Linux kernel. This can lead to the destruction of timewait sockets belonging to the exiting netns, causing an...

The vulnerability of the tcp_twsk_unique() function in the Linux operating system’s IPv4 kernel implementation allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the tcptwskunique function in the net/ipv4/tcpipv4.c module, which is part of the Linux kernel’s implementation of the IPv4 protocol, relates to the reutilization of previously freed memory due to concurrent access to resources. Exploiting this vulnerability could allow an...

PT-2024-4106

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.37 Description The vulnerability is related to the tcp twsk unique function in the Linux kernel's IPv4 implementation. It is caused by a use-after-free issue due to a race condition between threads trying to...