Input validation error in X.Org - CVE-2010-4818
Published: September 6, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43631
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2010-4818
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Freedesktop.org
Affected software:
X.Org
X.Org
Detailed vulnerability description
The vulnerability allows a remote #AU# to execute arbitrary code.
The GLX extension in X.Org xserver 1.7.7 allows remote authenticated users to cause a denial of service (server crash) and possibly execute arbitrary code via (1) a crafted request that triggers a client swap in glx/glxcmdsswap.c; or (2) a crafted length or (3) a negative value in the screen field in a request to glx/glxcmds.c.
How to mitigate CVE-2010-4818
Install update from vendor's website.
Sources
- http://cgit.freedesktop.org/xorg/xserver/commit?id=3f0d3f4d97bce75c1828635c322b6560a45a037f
- http://cgit.freedesktop.org/xorg/xserver/commit?id=6c69235a9dfc52e4b4e47630ff4bab1a820eb543
- http://cgit.freedesktop.org/xorg/xserver/commit?id=ec9c97c6bf70b523bc500bd3adf62176f1bb33a4
- http://rhn.redhat.com/errata/RHSA-2011-1359.html
- http://rhn.redhat.com/errata/RHSA-2011-1360.html
- http://www.openwall.com/lists/oss-security/2011/09/22/7
- http://www.openwall.com/lists/oss-security/2011/09/23/4
- http://www.openwall.com/lists/oss-security/2011/09/23/6
- https://bugs.freedesktop.org/show_bug.cgi?id=28823
- https://bugzilla.redhat.com/show_bug.cgi?id=740954