CVE-2012-4513: Buffer Overflow
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.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2012-4513?
CVE-2012-4513 is classified as a denial of service vulnerability that can lead to application crashes.
How do I fix CVE-2012-4513?
To mitigate CVE-2012-4513, upgrade to KDE version 4.7.4 or later where the vulnerability has been addressed.
What causes CVE-2012-4513?
CVE-2012-4513 is caused by improper handling of large canvas dimensions in Konqueror, leading to unexpected sign extension and buffer over-read issues.
Which versions of KDE are affected by CVE-2012-4513?
KDE version 4.7.3 is specifically affected by CVE-2012-4513.
Can CVE-2012-4513 be exploited remotely?
Yes, CVE-2012-4513 can be exploited by remote attackers to cause a denial of service.