CVE-2005-3784

The auto-reap of child processes in Linux kernel 2.6 before 2.6.15 includes processes with ptrace attached, which leads to a dangling ptrace reference and allows local users to cause a denial of service (crash) and gain root privileges.

• CWE-399

• http://secunia.com/advisories/17786Vendor Advisory
• http://secunia.com/advisories/17787
• http://secunia.com/advisories/17917Vendor Advisory
• http://secunia.com/advisories/17918Vendor Advisory
• http://secunia.com/advisories/18203Vendor Advisory
• http://secunia.com/advisories/18510Vendor Advisory
• http://secunia.com/advisories/19374Vendor Advisory
• http://www.debian.org/security/2006/dsa-1017
• http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ed0175a462c4c30f6df6fac1cccac058f997739
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:018
• http://www.redhat.com/support/errata/RHSA-2006-0101.html
• http://www.securityfocus.com/advisories/9806
• http://www.securityfocus.com/archive/1/419522/100/0/threaded
• http://www.securityfocus.com/archive/1/427981/100/0/threaded
• http://www.securityfocus.com/archive/1/439623/100/100/threaded
• http://www.securityfocus.com/bid/15625
• http://www.trustix.org/errata/2005/0070
• http://www.vupen.com/english/advisories/2005/2649Vendor Advisory
• https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174078
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9080
• https://usn.ubuntu.com/231-1/
• http://secunia.com/advisories/17786Vendor Advisory
• http://secunia.com/advisories/17787
• http://secunia.com/advisories/17917Vendor Advisory
• http://secunia.com/advisories/17918Vendor Advisory
• http://secunia.com/advisories/18203Vendor Advisory
• http://secunia.com/advisories/18510Vendor Advisory
• http://secunia.com/advisories/19374Vendor Advisory
• http://www.debian.org/security/2006/dsa-1017
• http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ed0175a462c4c30f6df6fac1cccac058f997739
• http://www.mandriva.com/security/advisories?name=MDKSA-2006:018
• http://www.redhat.com/support/errata/RHSA-2006-0101.html
• http://www.securityfocus.com/advisories/9806
• http://www.securityfocus.com/archive/1/419522/100/0/threaded
• http://www.securityfocus.com/archive/1/427981/100/0/threaded
• http://www.securityfocus.com/archive/1/439623/100/100/threaded
• http://www.securityfocus.com/bid/15625
• http://www.trustix.org/errata/2005/0070
• http://www.vupen.com/english/advisories/2005/2649Vendor Advisory
• https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=174078
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9080
• https://usn.ubuntu.com/231-1/

Published

Nov 23, 2005

Last Modified

Jun 16, 2026

Status

Modified