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Gentoo: GLSA 201612-20 Normal: jq Buffer Overflow Code Execution

gentoo
Calendar Grey December 8, 2016
Dist Gentoo Esm H88
Gentoo Security Notice GLSA 202301-13 describes a potential vulnerability in curl that may lead to unauthorized access with low impact.
A buffer overflow in jq might allow remote attackers to execute arbitrary code.

Summary

An off-by-one error was discovered in the tokenadd function in jv_parse.c which triggers a heap-based buffer overflow.

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow code execution normal severity

Resolution

All jq users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=app-misc/jq-1.5-r2"

References

[ 1 ] CVE-2015-8863 https://www.cve.org/CVERecord?id=CVE-2015-8863

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201612-20
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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: Normal
Title: jq: Buffer overflow
Date: December 08, 2016
Bugs: #580606
ID: 201612-20

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow code execution normal severity

Synopsis

A buffer overflow in jq might allow remote attackers to execute arbitrary code.

Background

jq is a lightweight and flexible command-line JSON processor.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 app-misc/jq < 1.5-r2 >= 1.5-r2

Impact

===== A remote attacker could trick a victim into processing a specially crafted JSON file, possibly resulting in the execution of arbitrary code with the privileges of the process. Additionally, a remote attacker could cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

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