SUSE CVE-2022-50755

In the Linux kernel, the following vulnerability has been resolved: udf: Avoid double brelse in udfrename syzbot reported a warning like below 1: VFS: brelse: Trying to free free buffer WARNING: CPU: 2 PID: 7301 at fs/buffer.c:1145 brelse+0x67/0xa0 ... Call Trace: invalidatebhlru+0x99/0x150...

CVE-2022-50755 udf: Avoid double brelse() in udf_rename()

In the Linux kernel, the following vulnerability has been resolved: udf: Avoid double brelse in udfrename syzbot reported a warning like below 1: VFS: brelse: Trying to free free buffer WARNING: CPU: 2 PID: 7301 at fs/buffer.c:1145 brelse+0x67/0xa0 ... Call Trace: invalidatebhlru+0x99/0x150...

kernel: ext4: fix double brelse() the buffer of the extents path

A flaw was found in the Linux kernel's ext4 filesystem. This flaw occurs due to a double brelse operation on a buffer in the extents path, meaning the same memory buffer is released twice. An attacker with administrative root privileges could exploit this vulnerability, leading to a system crash...