DescriptionHeap-based buffer underflow in the modmul function in sshbn.c in PuTTY before 0.63 allows remote SSH servers to cause a denial of service (crash) and possibly trigger memory corruption or code execution via a crafted DSA signature, which is not properly handled when performing certain bit-shifting operations during modular multiplication.
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having moderate severity.
|National Vulnerability Database|
- openSUSE-SU-2013:1347-1, published Fri, 16 Aug 2013 15:04:12 +0200 (CEST)
List of released packages
|Product(s)||Fixed package version(s)||References|
|openSUSE 12.3|| ||Patchnames:
|openSUSE Tumbleweed|| ||Patchnames:
openSUSE Tumbleweed GA filezilla