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Gentoo: GLSA-202308-10 Normal: LibX11 Memory Corruption Vulnerability

gentoo
Calendar Grey December 30, 2015
Scroller Gentoo
A vulnerability in MPFR might allow remote exploiters to run arbitrary commands on Gentoo platforms. It is recommended to update.
A buffer overflow vulnerability in MPFR could allow remote attackers to execute arbitrary code or cause Denial of Service.

Summary

MPFR fails to adequately check user-supplied input, which could lead to a buffer overflow.

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow arbitrary code execution normal

Resolution

All MPFR users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/mpfr-3.1.3_p4"

References

[ 1 ] CVE-2014-9474 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9474

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201512-06
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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: MPFR: User-assisted execution of arbitrary code
Date: December 30, 2015
Bugs: #532028
ID: 201512-06

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow arbitrary code execution normal

Synopsis

A buffer overflow vulnerability in MPFR could allow remote attackers to execute arbitrary code or cause Denial of Service.

Background

MPFR is a library for multiple-precision floating-point computations with exact rounding.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/mpfr < 3.1.3_p4 >= 3.1.3_p4

Impact

===== A remote attacker could possibly 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.