SB2005102105 - Information exposure in Linux kernel
Published: October 21, 2005
Security Bulletin ID
SB2005102105
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information exposure (CVE-ID: CVE-2005-3276)
The vulnerability allows a local user to gain access to sensitive information.
The sys_get_thread_area function in process.c in Linux 2.6 before 2.6.12.4 and 2.6.13 does not clear a data structure before copying it to userspace, which might allow a user process to obtain sensitive information.
Remediation
Install update from vendor's website.
References
- http://linux.bkbits.net:8080/linux-2.6/cset@42e81864gSEM90Oun0jA8dufpM3inw
- http://lkml.org/lkml/2005/8/3/36
- http://secunia.com/advisories/17826
- http://secunia.com/advisories/18056
- http://secunia.com/advisories/18510
- http://secunia.com/advisories/19252
- http://www.debian.org/security/2005/dsa-922
- http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=71ae18ec690953e9ba7107c7cc44589c2cc0d9f1
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:218
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:219
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:220
- http://www.redhat.com/support/errata/RHSA-2006-0101.html
- http://www.redhat.com/support/errata/RHSA-2006-0144.html
- http://www.securityfocus.com/archive/1/427980/100/0/threaded
- http://www.securityfocus.com/archive/1/428028/100/0/threaded
- http://www.securityfocus.com/archive/1/428058/100/0/threaded
- http://www.securityfocus.com/bid/15527
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9748
- https://usn.ubuntu.com/219-1/