VULNERABILITY INTELLIGENCE

CVE-2009-1388

CVSS score5.5 MEDIUM
EPSS probability0.36%
CISA KEVNot currently listed
Published2009-07-05
Last modified2026-06-16
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

The ptrace_start function in kernel/ptrace.c in the Linux kernel 2.6.18 does not properly handle simultaneous execution of the do_coredump function, which allows local users to cause a denial of service (deadlock) via vectors involving the ptrace system call and a coredumping thread.

Weakness classification

  • CWE-667: Improper Locking

Primary references