CVE-2009-1527

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

• Linux Kernel 2.6.x (Gentoo 2.6.29rc1) - 'ptrace_attach' Local Privilege Escalation2009-05-13 · local · linux · Verified

Impact

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.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cad81bc2529ab8c62b6fdc83a1c0c7f4a87209eb
• http://secunia.com/advisories/34977
• http://secunia.com/advisories/35120
• http://wiki.rpath.com/Advisories:rPSA-2009-0084
• http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.30-rc4
• http://www.openwall.com/lists/oss-security/2009/05/04/2
• http://www.osvdb.org/54188
• http://www.securityfocus.com/archive/1/503610/100/0/threaded
• http://www.securityfocus.com/bid/34799
• http://www.vupen.com/english/advisories/2009/1236
• https://exchange.xforce.ibmcloud.com/vulnerabilities/50293
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cad81bc2529ab8c62b6fdc83a1c0c7f4a87209eb
• http://secunia.com/advisories/34977
• http://secunia.com/advisories/35120
• http://wiki.rpath.com/Advisories:rPSA-2009-0084
• http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.30-rc4
• http://www.openwall.com/lists/oss-security/2009/05/04/2
• http://www.osvdb.org/54188
• http://www.securityfocus.com/archive/1/503610/100/0/threaded
• http://www.securityfocus.com/bid/34799
• http://www.vupen.com/english/advisories/2009/1236
• https://exchange.xforce.ibmcloud.com/vulnerabilities/50293