5

CVE-2013-6954

Exploit
The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libpng ≫ Libpng Update beta Version <= 1.6.8
Libpng ≫ Libpng Version 1.6.0
Libpng ≫ Libpng Version 1.6.0 Update beta
Libpng ≫ Libpng Version 1.6.1
Libpng ≫ Libpng Version 1.6.1 Update beta
Libpng ≫ Libpng Version 1.6.2
Libpng ≫ Libpng Version 1.6.2 Update beta
Libpng ≫ Libpng Version 1.6.3
Libpng ≫ Libpng Version 1.6.3 Update beta
Libpng ≫ Libpng Version 1.6.4
Libpng ≫ Libpng Version 1.6.4 Update beta
Libpng ≫ Libpng Version 1.6.5
Libpng ≫ Libpng Version 1.6.6
Libpng ≫ Libpng Version 1.6.7
Libpng ≫ Libpng Version 1.6.7 Update beta
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.69% 0.906
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CISA-ADP 6.5 2.8 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

http://www.libpng.org/pub/png/libpng.html
http://security.gentoo.org/glsa/glsa-201406-32.xml
http://www.oracle.com/technetwork/topics/security/cpuapr2014-1972952.html
https://access.redhat.com/errata/RHSA-2014:0414
http://marc.info/?l=bugtraq&m=140852886808946&w=2
http://marc.info/?l=bugtraq&m=140852974709252&w=2
http://secunia.com/advisories/58974
http://secunia.com/advisories/59058
http://www-01.ibm.com/support/docview.wss?uid=swg21672080
http://www-01.ibm.com/support/docview.wss?uid=swg21676746
https://access.redhat.com/errata/RHSA-2014:0413
https://www.ibm.com/support/docview.wss?uid=swg21675973
http://advisories.mageia.org/MGASA-2014-0075.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127947.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/127952.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128098.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128099.html
http://lists.fedoraproject.org/pipermail/package-announce/2014-February/128114.html
http://lists.opensuse.org/opensuse-updates/2014-01/msg00071.html
http://sourceforge.net/p/libpng/code/ci/1faa6ff32c648acfe3cf30a58d31d7aebc24968c
Patch
Exploit
http://sourceforge.net/projects/libpng/files/libpng16/1.6.8/
Patch
http://www.kb.cert.org/vuls/id/650142
US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2014:035
http://www.securityfocus.com/bid/64493
https://bugzilla.redhat.com/show_bug.cgi?id=1045561