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Gentoo: GLSA 202003-41 Normal: Heap Overflow Risk in GNU FriBidi

gentoo
Calendar Grey March 19, 2020
Dist Gentoo Esm H88
Investigate Gentoo's GLSA 202003-41 concerning a critical heap overflow vulnerability within GNU FriBidi, which poses a risk for potential remote code execution.
A heap-based buffer overflow in GNU FriBidi might allow remote attackers to execute arbitrary code.

Summary

A heap-based buffer overflow vulnerability was found in GNU FriBidi.

Topics%20covered

Topics Covered

security advisory Gentoo remote code execution heap overflow normal GNU FriBidi

Resolution

All FriBidi users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/fribidi-1.0.8"

References

[ 1 ] CVE-2019-18397 https://nvd.nist.gov/vuln/detail/CVE-2019-18397

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202003-41
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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: GNU FriBidi: Heap-based buffer overflow
Date: March 19, 2020
Bugs: #699338
ID: 202003-41

Topics%20covered

Topics Covered

security advisory Gentoo remote code execution heap overflow normal GNU FriBidi

Synopsis

A heap-based buffer overflow in GNU FriBidi might allow remote attackers to execute arbitrary code.

Background

The Free Implementation of the Unicode Bidirectional Algorithm.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/fribidi < 1.0.8 >= 1.0.8

Impact

===== A remote attacker could possibly cause a memory corruption, 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.

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