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Gentoo: GLSA-201701-61 Normal: WebP DoS Risks and Fixes

gentoo
Calendar Grey January 24, 2017
Dist Gentoo Esm H88
JPEG flaws enable distant hackers to initiate DoS; refer to Gentoo Security Advisory #202211-75 for resolutions and recommendations.
Multiple vulnerabilities have been discovered in WebP, the worst of which could allow a remote attacker to cause a Denial of Service condition

Summary

Multiple vulnerabilities have been discovered in WebP's gif2webp tool. Please review the CVE identifier and bug reference for details.

Topics%20covered

Topics Covered

security advisory Gentoo software update Denial of Service bug report normal threat WebP

Resolution

All WebP users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=media-libs/libwebp-0.5.2"

References

[ 1 ] CVE-2016-9085 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9085

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-61
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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: WebP: Multiple vulnerabilities
Date: January 24, 2017
Bugs: #598208
ID: 201701-61

Topics%20covered

Topics Covered

security advisory Gentoo software update Denial of Service bug report normal threat WebP

Synopsis

Multiple vulnerabilities have been discovered in WebP, the worst of which could allow a remote attacker to cause a Denial of Service condition.

Background

WebP is an image format employing both lossy and lossless compression.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-libs/libwebp < 0.5.2 >= 0.5.2

Impact

===== A remote attacker, by enticing a user to process a specially crafted file using WebP's gif2webp tool, could possibly cause a Denial of Service condition or other unspecified impacts.

Workaround

There is no known workaround at this time.

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