- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory                           GLSA 202310-03
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
                                           https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Severity: High
    Title: glibc: Multiple vulnerabilities
     Date: October 04, 2023
     Bugs: #867952, #914281, #915127
       ID: 202310-03
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Synopsis
=======
Multiple vulnerabilities in glibc could result in Local Privilege
Escalation.
Background
=========
glibc is a package that contains the GNU C library.
Affected packages
================
Package         Vulnerable    Unaffected
--------------  ------------  ------------
sys-libs/glibc  < 2.37-r7     >= 2.37-r7
Description
==========
Multiple vulnerabilities have been discovered in glibc. Please review
the CVE identifiers referenced below for details.
Impact
=====
An attacker could elevate privileges from a local user to root.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All glibc users should upgrade to the latest version:
  # emerge --sync
  # emerge --ask --oneshot --verbose ">=sys-libs/glibc-2.37-r7"
References
=========
[ 1 ] CVE-2022-39046
      https://nvd.nist.gov/vuln/detail/CVE-2022-39046
[ 2 ] CVE-2023-4527
      https://nvd.nist.gov/vuln/detail/CVE-2023-4527
[ 3 ] CVE-2023-4806
      https://nvd.nist.gov/vuln/detail/CVE-2023-4806
[ 4 ] CVE-2023-4911
      https://nvd.nist.gov/vuln/detail/CVE-2023-4911
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
 https://security.gentoo.org/glsa/202310-03
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
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
======
Copyright 2023 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