SB2013100408 - Xen update for QEMU SCSI implementation
Published: October 4, 2013 Updated: December 31, 2025
Security Bulletin ID
SB2013100408
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) Buffer overflow (CVE-ID: CVE-2013-4344)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in the SCSI implementation in QEMU when a SCSI controller has more than 256 attached devices. A local user can gain privileges via a small transfer buffer in a REPORT LUNS command.
Remediation
Install update from vendor's website.
References
- http://article.gmane.org/gmane.comp.emulators.qemu/237191
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00002.html
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00003.html
- http://osvdb.org/98028
- http://rhn.redhat.com/errata/RHSA-2013-1553.html
- http://rhn.redhat.com/errata/RHSA-2013-1754.html
- http://www.openwall.com/lists/oss-security/2013/10/02/2
- http://www.securityfocus.com/bid/62773
- http://www.ubuntu.com/usn/USN-2092-1