SB2009012102 - Resource management errors in Linux kernel
Published: January 21, 2009
Security Bulletin ID
SB2009012102
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management errors (CVE-ID: CVE-2009-0031)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
Memory leak in the keyctl_join_session_keyring function (security/keys/keyctl.c) in Linux kernel 2.6.29-rc2 and earlier allows local users to cause a denial of service (kernel memory consumption) via unknown vectors related to a 'missing kfree.'
Remediation
Install update from vendor's website.
References
- http://www.openwall.com/lists/oss-security/2009/01/19/4
- http://osvdb.org/51501
- http://secunia.com/advisories/33858
- http://rhn.redhat.com/errata/RHSA-2009-0264.html
- http://lists.opensuse.org/opensuse-security-announce/2009-02/msg00003.html
- http://secunia.com/advisories/34252
- http://www.redhat.com/support/errata/RHSA-2009-0331.html
- http://www.debian.org/security/2009/dsa-1749
- http://www.redhat.com/support/errata/RHSA-2009-0360.html
- http://secunia.com/advisories/34394
- http://secunia.com/advisories/34502
- http://www.ubuntu.com/usn/usn-751-1
- http://secunia.com/advisories/34762
- http://support.avaya.com/elmodocs2/security/ASA-2009-114.htm
- http://secunia.com/advisories/34981
- http://www.debian.org/security/2009/dsa-1787
- http://www.debian.org/security/2009/dsa-1794
- http://secunia.com/advisories/35011
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11386
- http://git2.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0d54ee1c7850a954026deec4cd4885f331da35cc