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LIN5-20230 : Security Advisory - libxfont - CVE-2015-1803

Created: Mar 30, 2015    Updated: Dec 19, 2017
Resolved Date: Apr 29, 2015
Found In Version: 5.0.1
Fix Version: 5.0.1.26
Severity: Standard
Applicable for: Wind River Linux 5
Component/s: Userspace

Description

The bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not properly handle character bitmaps it cannot read, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a crafted BDF font file.<a href=http://cwe.mitre.org/data/definitions/476.html>CWE-476: NULL Pointer Dereference</a>

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-1803

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