Candidate: CVE-2011-0491 PublicDate: 2011-01-19 12:00:00 UTC References: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-0491 http://blog.torproject.org/blog/tor-02129-released-security-patches 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." Ubuntu-Description: Notes: Bugs: https://trac.torproject.org/projects/tor/ticket/2324 Priority: medium Discovered-by: Assigned-to: CVSS: Patches_tor: upstream_tor: released (0.2.1.29) dapper_tor: ignored (reached end-of-life) hardy_tor: ignored (reached end-of-life) karmic_tor: DNE lucid_tor: DNE maverick_tor: DNE natty_tor: not-affected (0.2.1.29-1) oneiric_tor: not-affected (0.2.1.29-1) devel_tor: not-affected (0.2.1.29-1)