Design/Logic Flaw

The torrealloc 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."...

CVE-2011-0491: Improper Input Validation

The torrealloc 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."...