CVE-2012-3517
Not scored
CVE-2012-3517
Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests.
Exploit probability
2.8%
Published
August 26, 2012
Required by
Not available
Last source change
April 10, 2026
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2012-3517
View original source
Use-after-free vulnerability in dns.c in Tor before 0.2.2.38 might allow remote attackers to cause a denial of service (daemon crash) via vectors related to failed DNS requests.
05 / REFERENCES
Further evidence
- http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html
- http://openwall.com/lists/oss-security/2012/08/21/6
- http://security.gentoo.org/glsa/glsa-201301-03.xml
- https://bugzilla.redhat.com/show_bug.cgi?id=849949
- https://gitweb.torproject.org/tor.git/commit/62637fa22405278758febb1743da9af562524d4c
- https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html
- https://trac.torproject.org/projects/tor/ticket/6480