kernel: tipc: Fix use-after-free of kernel socket in cleanup_bearer().

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

Azure Linux 3.0 Security Update: kernel (CVE-2024-56642)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-56642 advisory. - In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socke...

CVE-2024-56642

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

CVE-2024-56642

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

CVE-2024-56642

CVE-2024-56642 fixes a Linux kernel tipc use-after-free involving UDP sockets in cleanup_bearer(). The bug occurred when bearer_disable() leads to tipc_udp_disable(), and cleanup_bearer() decrements tipc_net(net)->wq_count too early, allowing a socket to be freed before its cleanup work comple...

CVE-2024-56642 tipc: Fix use-after-free of kernel socket in cleanup_bearer().

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

CVE-2024-56642: Use After Free

In the Linux kernel, the following vulnerability has been resolved: tipc: Fix use-after-free of kernel socket in cleanupbearer. syzkaller reported a use-after-free of UDP kernel socket in cleanupbearer without repro. 01 When bearerdisable calls tipcudpdisable, cleanup of the UDP kernel socket is...

PT-2024-36951

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.74 Description A use-after-free vulnerability in the Linux kernel has been resolved. The issue occurred in the cleanup bearer function, where the cleanup of the UDP kernel socket was deferred, leading to a...