Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 465
Alerts This Week
Warning Icon 1 465

Gentoo Linux: GLSA-201701-72 Normal: libXpm Integer Overflow DoS

gentoo
Calendar Grey January 29, 2017
Scroller Gentoo
Cyber adversaries may exploit a libXpm integer overflow vulnerability to run unauthorized code. Update promptly to reduce exposure.
An integer overflow in libXpm might allow remote attackers to execute arbitrary code or cause a Denial of Service Condition.

Summary

An integer overflow was discovered in libXpm's src/CrDatFrI.c file. On 64 bit systems, this allows an overflow to occur on 32 bit integerswhile parsing XPM extensions in a file.

Topics%20covered

Topics Covered

security advisory software update DoS remote execution integer overflow Gentoo Linux libXpm

Resolution

All libXpm users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=x11-libs/libXpm-3.5.12"

References

[ 1 ] CVE-2016-10164 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10164

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201701-72
style>.gentoo_availability{display:block;}

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: libXpm: Remote execution of arbitrary code
Date: January 29, 2017
Bugs: #602782
ID: 201701-72

Topics%20covered

Topics Covered

security advisory software update DoS remote execution integer overflow Gentoo Linux libXpm

Synopsis

An integer overflow in libXpm might allow remote attackers to execute arbitrary code or cause a Denial of Service Condition.

Background

The X PixMap image format is an extension of the monochrome X BitMap format specified in the X protocol, and is commonly used in traditional X applications.

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 x11-libs/libXpm < 3.5.12 >= 3.5.12

Impact

===== A remote attacker, by enticing a user to process a specially crafted XPM file, could execute arbitrary code with the privileges of the process or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.