CVE-2012-3517

Published: Aug 26, 2012Modified: Apr 29, 2026

5.0

Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability: 10.0 / Impact: 2.9

Source: NVD

Description

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.

Affected (1)

Products: Tor: Tor

Tor

1 product

Tor

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Tor Tor	Up to 0.2.2.37

Related CWEs

CWE-399

References (16)

http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html

Source: secalert@redhat.com

http://lists.opensuse.org/opensuse-updates/2012-08/msg00048.html

Source: secalert@redhat.com

http://openwall.com/lists/oss-security/2012/08/21/6

Source: secalert@redhat.com

http://security.gentoo.org/glsa/glsa-201301-03.xml

Source: secalert@redhat.com

https://bugzilla.redhat.com/show_bug.cgi?id=849949

Source: secalert@redhat.com

https://gitweb.torproject.org/tor.git/commit/62637fa22405278758febb1743da9af562524d4c

Source: secalert@redhat.com

https://lists.torproject.org/pipermail/tor-announce/2012-August/000086.html

Source: secalert@redhat.com

https://trac.torproject.org/projects/tor/ticket/6480

Source: secalert@redhat.com

Patch

http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088006.html