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CVE-2011-0491

CVE-2011-0491

EPSS 2.5%
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."
Productos afectados
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Referencias
http://archives.seul.org/or/announce/Jan-2011/msg00000.htmlhttp://blog.torproject.org/blog/tor-02129-released-security-patcheshttps://exchange.xforce.ibmcloud.com/vulnerabilities/64888https://gitweb.torproject.org/tor.git/blob/refs/heads/release-0.2.2:/ChangeLoghttps://trac.torproject.org/projects/tor/ticket/2324http://www.securityfocus.com/bid/45953