CVE-2005-2098

The KEYCTL_JOIN_SESSION_KEYRING operation in the Linux kernel before 2.6.12.5 contains an error path that does not properly release the session management semaphore, which allows local users or remote attackers to cause a denial of service (semaphore hang) via a new session keyring (1) with an empty name string, (2) with a long name string, (3) with the key quota reached, or (4) ENOMEM.

Score

CVSS 2.0 5.0 Medium

Status

Modified - secalert@redhat.com

Published

2005-08-23

Last modified

2024-08-07

Affected products

• Linux Kernel (Linux)

References

• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.12.5
• http://secunia.com/advisories/16355/
• http://secunia.com/advisories/17073
• http://www.mandriva.com/security/advisories?name=MDKSA-2005:220
• http://www.redhat.com/support/errata/RHSA-2005-514.html
• http://www.securityfocus.com/archive/1/427980/100/0/threaded
• http://www.securityfocus.com/bid/14521
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9638
• https://usn.ubuntu.com/169-1/