SB2005050219 - Security restrictions bypass in Linux kernel
Published: May 2, 2005
Security Bulletin ID
SB2005050219
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2005-0839)
The vulnerability allows a local user to execute arbitrary code.
Linux kernel 2.6 before 2.6.11 does not restrict access to the N_MOUSE line discipline for a TTY, which allows local users to gain privileges by injecting mouse or keyboard events into other user sessions.
Remediation
Install update from vendor's website.
References
- http://www.redhat.com/support/errata/RHSA-2005-366.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9460
- http://www.securityfocus.com/archive/1/427980/100/0/threaded
- http://linux.bkbits.net:8080/linux-2.6/cset%4041fa6464E1UuGu6zmketEYxm73KSyQ
- http://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg64704.html