CVE-2011-4594: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.4% chance of exploitation in the next 30 days.

The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.

Affected products

• Linux Linux Kernel: before 3.1 (fixed in 3.1)

Published 2012-05-17. Last modified 2026-06-16.