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MEDIUM

kernel: do_coredump() vs ptrace_start() deadlock

Published Jul 5, 2009

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.

Affected products

Remediation

Red Hat statement

This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 3, 4, and Red Hat Enterprise MRG.

Weaknesses (1)

References (17)

Change history (0)

No recorded changes yet.

Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Jul 5, 2009
Updated Aug 7, 2024
Reserved Apr 23, 2009
NVD
Status Modified
Modified Jun 16, 2026
Red Hat
Severity Moderate
Public date Jul 2, 2009