6.5

CVE-2011-2691

Exploit
The png_err function in pngerror.c in libpng 1.0.x before 1.0.55, 1.2.x before 1.2.45, 1.4.x before 1.4.8, and 1.5.x before 1.5.4 makes a function call using a NULL pointer argument instead of an empty-string argument, which allows remote attackers to cause a denial of service (application crash) via a crafted PNG image.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Libpng ≫ Libpng Version >= 1.0.0 < 1.0.55
Libpng ≫ Libpng Version >= 1.2.0 < 1.2.45
Libpng ≫ Libpng Version >= 1.4.0 < 1.4.8
Libpng ≫ Libpng Version >= 1.5.0 < 1.5.4
Fedoraproject ≫ Fedora Version14
Debian ≫ Debian Linux Version5.0
Debian ≫ Debian Linux Version6.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.86% 0.888
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 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
nvd@nist.gov 4.3 8.6 2.9
AV:N/AC:M/Au:N/C:N/I:N/A:P
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
Vendor Advisory
Product
http://lists.apple.com/archives/Security-announce/2011//Oct/msg00003.html
Third Party Advisory
Mailing List
http://support.apple.com/kb/HT5002
Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/063118.html
Third Party Advisory
Mailing List
http://secunia.com/advisories/45046
Broken Link
http://secunia.com/advisories/45405
Broken Link
http://secunia.com/advisories/45492
Broken Link
http://secunia.com/advisories/49660
Broken Link
http://security.gentoo.org/glsa/glsa-201206-15.xml
Third Party Advisory
http://www.debian.org/security/2011/dsa-2287
Third Party Advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2011:151
Broken Link
http://www.openwall.com/lists/oss-security/2011/07/13/2
Third Party Advisory
Mailing List
http://www.securityfocus.com/bid/48660
Third Party Advisory
VDB Entry
http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=9dad5e37aef295b4ef8dea39392b652deebc9261
http://marc.info/?l=bugtraq&m=133951357207000&w=2
Third Party Advisory
Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=720608
Patch
Third Party Advisory
Exploit
Issue Tracking
https://exchange.xforce.ibmcloud.com/vulnerabilities/68537
Third Party Advisory
VDB Entry