Description
The rsa_verify function in PuTTY before 0.63 (1) does not clear sensitive process memory after use and (2) does not free certain structures containing sensitive process memory, which might allow local users to discover private RSA and DSA keys.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- http://www.openwall.com/lists/oss-security/2013/08/06/11 ↗
- http://secunia.com/advisories/54533 ↗
- http://www.chiark.greenend.org.uk/~sgtatham/putty/wishlist/private-key-not-wiped.html ↗
- http://www.debian.org/security/2013/dsa-2736 ↗
- http://lists.opensuse.org/opensuse-updates/2013-08/msg00035.html ↗
- http://secunia.com/advisories/54379 ↗