SB2016050214 - NULL pointer dereference in Linux kernel tty driver
Published: May 2, 2016
Security Bulletin ID
SB2016050214
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) NULL pointer dereference (CVE-ID: CVE-2011-5321)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the drivers/tty/tty_io.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c290f8358acaeffd8e0c551ddcc24d1206143376
- http://rhn.redhat.com/errata/RHSA-2015-1221.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.1
- http://www.openwall.com/lists/oss-security/2015/03/13/17
- https://bugzilla.redhat.com/show_bug.cgi?id=1201887
- https://github.com/torvalds/linux/commit/c290f8358acaeffd8e0c551ddcc24d1206143376