Gentoo: GLSA-201203-21: Asterisk: Multiple vulnerabilities
Summary
Two vulnerabilities have been found in Asterisk:
* The "milliwatt_generate()" function in app_milliwatt.c is vulnerable
to a stack overrun (AST-2012-002).
* The "ast_parse_digest()" function in utils.c is vulnerable to a
stack-based buffer overflow (AST-2012-003).
Resolution
All Asterisk users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/asterisk-1.8.10.1"
References
[ 1 ] AST-2012-002 http://downloads.asterisk.org/pub/security/AST-2012-002.txt [ 2 ] AST-2012-003 http://downloads.asterisk.org/pub/security/AST-2012-003.txt [ 3 ] CVE-2012-1183 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1183 [ 4 ] CVE-2012-1184 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1184
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201203-21
Concerns
Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.
Synopsis
Multiple vulnerabilities have been found in Asterisk, the worst of which may allow execution of arbitrary code.
Background
Asterisk is an open source telephony engine and toolkit.
Affected Packages
------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/asterisk < 1.8.10.1 >= 1.8.10.1
Impact
===== A remote unauthenticated attacker could execute arbitrary code or cause a Denial of Service condition.
Workaround
There is no known workaround at this time.
