kernel: tipc: fix double-free in tipc_buf_append()

A flaw was found in the Linux kernel's Transparent Inter-Process Communication TIPC module. This vulnerability, a double-free, occurs when the tipcbufappend function incorrectly handles memory after a socket buffer skb reallocation. An attacker could potentially exploit this to cause system...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986606)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986606 advisory. In the Linux kernel, the following vulnerability has been resolved: tipc: fix a possible memleak in tipcbufappend skblinearize doesn't free the skb when it fails, so...

kernel: tipc: fix a possible memleak in tipc_buf_append

In the Linux kernel, the following vulnerability has been resolved: tipc: fix a possible memleak in tipcbufappend skblinearize doesn't free the skb when it fails, so move 'buf = NULL' after skblinearize, so that the skb can be freed on the err path...

PT-2024-4101

Name of the Vulnerable Software and Affected Versions Linux Kernel versions prior to 6.8.2 Description The vulnerability is related to a Use-After-Free UAF bug in the tipc buf append function in the Linux kernel's Transparent Inter-Process Communication TIPC module. This bug can be exploited to...