CVE-2009-1527

Linux Kernel < 2.6.29 - Race Condition

Title source: rule

Description

Race condition in the ptrace_attach function in kernel/ptrace.c in the Linux kernel before 2.6.30-rc4 allows local users to gain privileges via a PTRACE_ATTACH ptrace call during an exec system call that is launching a setuid application, related to locking an incorrect cred_exec_mutex object.

Exploits (1)

exploitdb WORKING POC VERIFIED

by s0m3b0dy · clocallinux

https://www.exploit-db.com/exploits/8673

View Code ZIP pw:eip

References (11)

[Patch] http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cad81bc2529ab8c62b6fdc83a1c0c7f4a87209eb

[Broken Link] http://secunia.com/advisories/34977

[Broken Link] http://secunia.com/advisories/35120

[Broken Link] http://wiki.rpath.com/Advisories:rPSA-2009-0084

[Broken Link] http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.30-rc4

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2009/05/04/2

[Broken Link] http://www.osvdb.org/54188

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/archive/1/503610/100/0/threaded

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/34799

[Not Applicable] http://www.vupen.com/english/advisories/2009/1236

[Third Party Advisory, VDB Entry] https://exchange.xforce.ibmcloud.com/vulnerabilities/50293

Scores

EPSS 0.0006

EPSS Percentile 18.7%

Classification

CWE

CWE-362

Status draft

Affected Products (5)

linux/linux_kernel < 2.6.29

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

Timeline

Published May 05, 2009

Tracked Since Feb 18, 2026