6.5

CVE-2011-2501

Exploit
The png_format_buffer 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 allows remote attackers to cause a denial of service (application crash) via a crafted PNG image that triggers an out-of-bounds read during the copying of error-message data.  NOTE: this vulnerability exists because of a CVE-2004-0421 regression. NOTE: this is called an off-by-one error by some sources.
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
Canonical ≫ Ubuntu Linux Version8.04
Canonical ≫ Ubuntu Linux Version10.04
Canonical ≫ Ubuntu Linux Version10.10
Canonical ≫ Ubuntu Linux Version11.04
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 3.48% 0.876
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-125 Out-of-bounds Read

The product reads data past the end, or before the beginning, of the intended buffer.

http://libpng.git.sourceforge.net/git/gitweb.cgi?p=libpng/libpng%3Ba=commit%3Bh=65e6d5a34f49acdb362a0625a706c6b914e670af
http://lists.fedoraproject.org/pipermail/package-announce/2011-July/062720.html
Third Party Advisory
Mailing List
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/45289
Broken Link
http://secunia.com/advisories/45405
Broken Link
http://secunia.com/advisories/45415
Broken Link
http://secunia.com/advisories/45460
Broken Link
http://secunia.com/advisories/45486
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://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.617466
Patch
Third Party Advisory
Mailing List
http://sourceforge.net/mailarchive/forum.php?thread_name=BANLkTikrnU6FJNQYFvwmt78hwpgKPVRd1Q%40mail.gmail.com&forum_name=png-mng-implement
Third Party Advisory
Exploit
Issue Tracking
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/2011/06/27/13
Patch
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2011/06/28/16
Patch
Third Party Advisory
Mailing List
http://www.redhat.com/support/errata/RHSA-2011-1105.html
Broken Link
http://www.securityfocus.com/bid/48474
Third Party Advisory
VDB Entry
http://www.ubuntu.com/usn/USN-1175-1
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=717084
Patch
Third Party Advisory
Issue Tracking
https://exchange.xforce.ibmcloud.com/vulnerabilities/68517
Third Party Advisory
VDB Entry