CVE Database


Impact: Low
Public: 2012-10-30
Bugzilla: 865741: CVE-2012-4513 kdelibs: Heap-based buffer over-read when calculating dimensions of the canvas within the scale loop


The MITRE CVE dictionary describes this issue as:

khtml/imload/scaledimageplane.h in Konqueror in KDE 4.7.3 allows remote attackers to cause a denial of service (crash) and possibly read memory via large canvas dimensions, which leads to an unexpected sign extension and a heap-based buffer over-read.

Find out more about CVE-2012-4513 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 5.8
Base Metrics: AV:N/AC:M/Au:N/C:P/I:N/A:P
Access Vector: Network
Access Complexity: Medium
Authentication: None
Confidentiality Impact: Partial
Integrity Impact: None
Availability Impact: Partial

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux 6 FasTrack (kdelibs) RHSA-2012:1418 October 30, 2012
Red Hat Enterprise Linux version 6 (kdelibs) RHSA-2012:1416 October 30, 2012

External References

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For clarification or corrections please contact the Red Hat Security Response Team.