SB2013052420 - Input validation error in libxrender (Alpine package)
Published: May 24, 2013
Security Bulletin ID
SB2013052420
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2013-1987)
The vulnerability allows a remote non-authenticated attacker to read and manipulate data.
Multiple integer overflows in X.org libXrender 0.9.7 and earlier allow X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to the (1) XRenderQueryFilters, (2) XRenderQueryFormats, and (3) XRenderQueryPictIndexValues functions. Additional products added per http://www.ubuntu.com/usn/USN-1863-1/ http://lists.opensuse.org/opensuse-updates/2013-06/msg00141.html
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=de43558cd1904b59c2358a05514aea1d20fab1c2
- https://git.alpinelinux.org/aports/commit/?id=65b25569aa1c907727bb6c89c7c402769d85faff
- https://git.alpinelinux.org/aports/commit/?id=b2f170f145ce7d7a5a7125aca8e4aacd05594596
- https://git.alpinelinux.org/aports/commit/?id=4dbcef5ea65885e5a3aaeed3349997b73022cb02