Gentoo 2477 Published by

The following two security updates are available for Gentoo Linux:

[ GLSA 202401-19 ] Opera: Multiple Vulnerabilities
[ GLSA 202401-18 ] zlib: Buffer Overflow




[ GLSA 202401-19 ] Opera: Multiple Vulnerabilities


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Gentoo Linux Security Advisory GLSA 202401-19
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https://security.gentoo.org/
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Severity: Normal
Title: Opera: Multiple Vulnerabilities
Date: January 15, 2024
Bugs: #750929
ID: 202401-19

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Synopsis
========

Multiple vulnerabilities have been found in Opera, the worst of which
can lead to remote code execution.

Background
==========

Opera is a fast web browser that is available free of charge.

Affected packages
=================

Package Vulnerable Unaffected
--------------------- --------------- ----------------
www-client/opera < 73.0.3856.284 >= 73.0.3856.284
www-client/opera-beta < 73.0.3856.284 >= 73.0.3856.284

Description
===========

Multiple vulnerabilities have been discovered in Opera. Please review
the CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Opera users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/opera-73.0.3856.284"

All Opera users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-client/opera-beta-73.0.3856.284"

References
==========

[ 1 ] CVE-2020-15999
https://nvd.nist.gov/vuln/detail/CVE-2020-15999

Availability
============

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

https://security.gentoo.org/glsa/202401-19

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



[ GLSA 202401-18 ] zlib: Buffer Overflow


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Gentoo Linux Security Advisory GLSA 202401-18
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https://security.gentoo.org/
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Severity: High
Title: zlib: Buffer Overflow
Date: January 15, 2024
Bugs: #916484
ID: 202401-18

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Synopsis
========

A vulnerability has been found in zlib that can lead to a heap-based
buffer overflow.

Background
==========

zlib is a widely used free and patent unencumbered data compression
library.

Affected packages
=================

Package Vulnerable Unaffected
------------- ------------ ------------
sys-libs/zlib < 1.2.13-r2 >= 1.2.13-r2

Description
===========

A vulnerability has been discovered in zlib. Please review the CVE
identifier referenced below for details.

Impact
======

MiniZip in zlib through 1.3 has an integer overflow and resultant heap-
based buffer overflow in ZipOpenNewFileInZip4_64 via a long filename,
comment, or extra field.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All zlib users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=sys-libs/zlib-1.2.13-r2"

References
==========

[ 1 ] CVE-2023-45853
https://nvd.nist.gov/vuln/detail/CVE-2023-45853

Availability
============

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

https://security.gentoo.org/glsa/202401-18

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