SB2010052102 - Security restrictions bypass in Linux kernel
Published: May 21, 2010
Security Bulletin ID
SB2010052102
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2010-1446)
The vulnerability allows a local user to manipulate data.
arch/powerpc/mm/fsl_booke_mmu.c in KGDB in the Linux kernel 2.6.30 and other versions before 2.6.33, when running on PowerPC, does not properly perform a security check for access to a kernel page, which allows local users to overwrite arbitrary kernel memory, related to Fsl booke.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2010-07/msg00006.html
- http://lkml.org/lkml/2010/5/10/458
- http://secunia.com/advisories/39830
- http://secunia.com/advisories/40645
- http://www.debian.org/security/2010/dsa-2053
- http://www.openwall.com/lists/oss-security/2010/04/29/3
- http://www.openwall.com/lists/oss-security/2010/04/29/9
- http://www.openwall.com/lists/oss-security/2010/04/30/1
- http://www.vupen.com/english/advisories/2010/1857
- https://exchange.xforce.ibmcloud.com/vulnerabilities/58840