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  • [gentoo-announce] [ GLSA 202210-42 ] zlib: Multiple vulnerabilities

    From glsamaker@gentoo.org@21:1/5 to All on Mon Oct 31 21:50:01 2022
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    Gentoo Linux Security Advisory GLSA 202210-42
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    https://security.gentoo.org/
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    Severity: Normal
    Title: zlib: Multiple vulnerabilities
    Date: October 31, 2022
    Bugs: #863851, #835958
    ID: 202210-42

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    Synopsis
    ========

    A buffer overflow in zlib might allow an attacker to cause remote code execution.

    Background
    ==========

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

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

    -------------------------------------------------------------------
    Package / Vulnerable / Unaffected
    -------------------------------------------------------------------
    1 sys-libs/zlib < 1.2.12-r3 >= 1.2.12-r3

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

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

    Impact
    ======

    Maliciously crafted input handled by zlib may result in remote code
    execution.

    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-1.2.12-r3"

    References
    ==========

    [ 1 ] CVE-2018-25032
    https://nvd.nist.gov/vuln/detail/CVE-2018-25032
    [ 2 ] CVE-2022-37434
    https://nvd.nist.gov/vuln/detail/CVE-2022-37434

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

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

    https://security.gentoo.org/glsa/202210-42

    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 2022 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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