NULL pointer dereference in librsvg - CVE-2011-3146
Published: February 1, 2020
Vulnerability identifier: #VU24814
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2011-3146
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Gnome Development Team
Affected software:
librsvg
librsvg
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation in a SVG file with a node with the element name starting with "fe," which is misidentified as a RsvgFilterPrimitive. A remote attacker can pass a specially crafted SVG file to the affected application, trigger a NULL pointer dereference error crash the application or execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
How to mitigate CVE-2011-3146
Install update from vendor's website.
Sources
- http://git.gnome.org/browse/librsvg/commit/?id=34c95743ca692ea0e44778e41a7c0a129363de84
- https://bugzilla.redhat.com/show_bug.cgi?id=734936
- https://bugzilla.gnome.org/show_bug.cgi?id=658014
- https://bugs.launchpad.net/ubuntu/+source/librsvg/+bug/825497
- http://rhn.redhat.com/errata/RHSA-2011-1289.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/066127.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065739.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-September/065730.html
- http://ftp.gnome.org/pub/GNOME/sources/librsvg/2.34/librsvg-2.34.1.news