Gentoo Linux Security Advisory 202007-28 - A vulnerability in re2c could lead to a Denial of Service condition. Versions less than 1.3-r1 are affected.
ca2442c5f59ad1e2e815ed3bbec70b9ec4fa6e69fcd6cbff5869bad861443150
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Gentoo Linux Security Advisory GLSA 202007-28
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https://security.gentoo.org/
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Severity: Normal
Title: re2c: Buffer overflow
Date: July 27, 2020
Bugs: #718350
ID: 202007-28
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Synopsis
=======
A vulnerability in re2c could lead to a Denial of Service condition.
Background
=========
re2c is a tool for generating C-based recognizers from regular
expressions.
Affected packages
================
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Package / Vulnerable / Unaffected
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1 dev-util/re2c < 1.3-r1 >= 1.3-r1
Description
==========
A heap buffer overflow vulnerability was discovered in re2c.
Impact
=====
An attacker could possibly cause a Denial of Service condition.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All re2c users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">Þv-util/re2c-1.3-r1"
References
=========
[ 1 ] CVE-2020-11958
https://nvd.nist.gov/vuln/detail/CVE-2020-11958
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202007-28
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.
License
======
Copyright 2020 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5