Description
The tor_realloc function in Tor before 0.2.1.29 and 0.2.2.x before 0.2.2.21-alpha does not validate a certain size value during memory allocation, which might allow remote attackers to cause a denial of service (daemon crash) via unspecified vectors, related to "underflow errors."
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://archives.seul.org/or/announce/Jan-2011/msg00000.html ↗
- https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLog ↗
- https://trac.torproject.org/projects/tor/ticket/2324 ↗
- http://blog.torproject.org/blog/tor-02129-released-security-patches ↗
- https://exchange.xforce.ibmcloud.com/vulnerabilities/64888 ↗
- http://www.securityfocus.com/bid/45953 ↗