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Alerts This Week
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Gentoo: GLSA-202305-15 Critical: Apache DoS Threat Detected

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Calendar Grey June 22, 2014
Scroller Gentoo
A critical security notice regarding an nginx flaw that permits arbitrary code execution on Gentoo systems. Mandatory upgrade needed to ensure system safety.
A vulnerability has been found in nginx which may allow execution of arbitrary code.

Summary

A bug in the SPDY implementation in nginx was found which might cause a heap memory buffer overflow in a worker process by using a specially crafted request. The SPDY implementation is not enabled in default configurations.

Topics%20covered

Topics Covered

security advisory gentoo critical DoS arbitrary code execution nginx bug

Resolution

All nginx users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=www-servers/nginx-1.4.7"

References

[ 1 ] CVE-2014-0133 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0133

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201406-20
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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
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Severity: Normal
Title: nginx: Arbitrary code execution
Date: June 22, 2014
Bugs: #505018
ID: 201406-20

Topics%20covered

Topics Covered

security advisory gentoo critical DoS arbitrary code execution nginx bug

Synopsis

A vulnerability has been found in nginx which may allow execution of arbitrary code.

Background

nginx is a robust, small, and high performance HTTP and reverse proxy server.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 www-servers/nginx < 1.4.7 >= 1.4.7

Impact

===== A remote attacker could cause execution of arbitrary code by using a specially crafted request.

Workaround

Disable the spdy module in NGINX_MODULES_HTTP.