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[gentoo-announce] [ GLSA 202402-31 ] GNU Aspell: Heap Buffer Overflow

Posted on 26 February 2024
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 202402-31
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https://security.gentoo.org/
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Severity: Normal
Title: GNU Aspell: Heap Buffer Overflow
Date: February 26, 2024
Bugs: #803113
ID: 202402-31

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Synopsis
========
A vulnerability has been discovered in GNU Aspell which leads to a heap
buffer overflow.

Background
==========
GNU Aspell is a popular spell-checker. Dictionaries are available for
many languages.

Affected packages
=================
Package Vulnerable Unaffected
--------------- ------------ ------------
app-text/aspell < 0.60.8-r3 >= 0.60.8-r3

Description
===========
Multiple vulnerabilities have been discovered in GNU Aspell. Please
review the CVE identifiers referenced below for details.

Impact
======
GNU Aspell has a heap-based buffer overflow in
acommon::ObjStack::dup_top (called from acommon::StringMap::add and
acommon::Config::lookup_list)

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All aspell users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-text/aspell-0.60.8-r3"

References
==========
[ 1 ] CVE-2019-25051
https://nvd.nist.gov/vuln/detail/CVE-2019-25051

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202402-31

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 2024 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
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