National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-1803 Detail

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.

Source:  MITRE
Description Last Modified:  03/20/2015

Evaluator Description

CWE-476: NULL Pointer Dereference

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 8.5 HIGH
Vector: (AV:N/AC:M/Au:S/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 6.8


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): Single
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://advisories.mageia.org/MGASA-2015-0113.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152497.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152838.html
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00032.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00002.html
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00005.html
http://rhn.redhat.com/errata/RHSA-2015-1708.html
http://www.debian.org/security/2015/dsa-3194
http://www.mandriva.com/security/advisories?name=MDVSA-2015:145
http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html
http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html
http://www.securityfocus.com/bid/73280
http://www.securitytracker.com/id/1031935
http://www.ubuntu.com/usn/USN-2536-1
http://www.x.org/wiki/Development/Security/Advisory-2015-03-17/ Vendor Advisory
https://security.gentoo.org/glsa/201507-21

Technical Details

Vulnerability Type (View All)

Change History

13 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-1803
NVD Published Date:
03/20/2015
NVD Last Modified:
12/30/2016