Buffer Overflow and Remote Code Execution in Linux Kernel's Ceph Messenger_v2

Buffer Overflow and Remote Code Execution in Linux Kernel's Ceph Messenger_v2

CVE-2023-44466 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

An issue was discovered in net/ceph/messenger_v2.c in the Linux kernel before 6.4.5. There is an integer signedness error, leading to a buffer overflow and remote code execution via HELLO or one of the AUTH frames. This occurs because of an untrusted length taken from a TCP packet in ceph_decode_32.

Learn more about our Cis Benchmark Audit For Distribution Independent Linux.