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  • [gentoo-announce] [ GLSA 202310-03 ] glibc: Multiple vulnerabilities

    From glsamaker@gentoo.org@21:1/5 to All on Wed Oct 4 10:20:01 2023
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    Gentoo Linux Security Advisory GLSA 202310-03
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    https://security.gentoo.org/
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    Severity: High
    Title: glibc: Multiple vulnerabilities
    Date: October 04, 2023
    Bugs: #867952, #914281, #915127
    ID: 202310-03

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    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 security@gentoo.org 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
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