CVE-2005-3783

Published: November 23, 2005Last modified: November 10, 2023

Description

The ptrace functionality (ptrace.c) in Linux kernel 2.6 before 2.6.14.2, using CLONE_THREAD, does not use the thread group ID to check whether it is attaching to itself, which allows local users to cause a denial of service (crash).

Status

References

• ftp://patches.sgi.com/support/free/security/advisories/20060402-01-U
• http://secunia.com/advisories/17761
• http://secunia.com/advisories/17787
• http://secunia.com/advisories/17917
• http://secunia.com/advisories/17918
• http://secunia.com/advisories/18203
• http://secunia.com/advisories/19369
• http://secunia.com/advisories/19374
• http://secunia.com/advisories/19607
• http://www.debian.org/security/2006/dsa-1017
• http://www.debian.org/security/2006/dsa-1018
• http://www.kernel.org/git/?p=linux/kernel/git/gregkh/linux-2.6.14.y.git%3Ba=blobdiff%3Bh=fcfc4568b45f3f190ba320b0d5853836921cb8bc%3Bhp=019e04ec065a55d8f28157d3a1f7ba06cafd347f%3Bhb=082d52c56f642d21b771a13221068d40915a1409%3Bf=kernel/ptrace.c
• http://www.kernel.org/git/?p=linux/kernel/git/gregkh/linux-2.6.14.y.git%3Ba=commit%3Bh=082d52c56f642d21b771a13221068d40915a1409
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.14.2
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:018
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:072
• http://www.securityfocus.com/advisories/9806
• http://www.securityfocus.com/archive/1/419522/100/0/threaded
• http://www.securityfocus.com/bid/15642
• https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174075
• https://usn.ubuntu.com/231-1/