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Gentoo: GLSA-201405-21 Normal: Charybdis and ShadowIRCd DoS Threat

gentoo
Calendar Grey May 18, 2014
Scroller Gentoo
Critical security flaw detected in Charybdis and ShadowIRCd on Gentoo; detailed upgrade steps provided.
A vulnerability has been found in Charybdis and ShadowIRCd, possibly resulting in remote Denial of Service.

Summary

A vulnerability has been discovered in Charybdis and ShadowIRCd. Please review the CVE identifier referenced below for details.

Topics%20covered

Topics Covered

security advisory denial of service gentoo dos threat normal charybdis shadowircd

Resolution

All Charybdis users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-irc/charybdis-3.4.2"
All ShadowIRCd users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-irc/shadowircd-6.3.3"

References

[ 1 ] CVE-2012-6084 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6084

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201405-21
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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.

Severity: Normal
Title: Charybdis, ShadowIRCd: Denial of Service
Date: May 18, 2014
Bugs: #449544, #449790
ID: 201405-21

Topics%20covered

Topics Covered

security advisory denial of service gentoo dos threat normal charybdis shadowircd

Synopsis

A vulnerability has been found in Charybdis and ShadowIRCd, possibly resulting in remote Denial of Service.

Background

Charybdis is the Atheme Project's IRC daemon based on ratbox. ShadowIRCd is an IRC daemon based on Charybdis that adds several useful features.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-irc/charybdis < 3.4.2 >= 3.4.2 2 net-irc/shadowircd < 6.3.3 >= 6.3.3 ------------------------------------------------------------------- 2 affected packages

Impact

===== A remote attacker may be able to cause a Denial of Service condition.

Workaround

There is no known workaround at this time.