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  • [gentoo-announce] [ GLSA 202312-05 ] libssh: Multiple Vulnerabilities

    From glsamaker@gentoo.org@21:1/5 to All on Fri Dec 22 10:10:01 2023
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    Gentoo Linux Security Advisory GLSA 202312-05
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    https://security.gentoo.org/
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    Severity: High
    Title: libssh: Multiple Vulnerabilities
    Date: December 22, 2023
    Bugs: #810517, #905746
    ID: 202312-05

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    Synopsis
    ========

    Multiple vulnerabilities have been discovered in libssh, the worst of
    which could lead to remote code execution.

    Background
    ==========

    libssh is a multiplatform C library implementing the SSHv2 protocol on
    client and server side.

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

    Package Vulnerable Unaffected
    --------------- ------------ ------------
    net-libs/libssh < 0.10.5 >= 0.10.5

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

    Multiple vulnerabilities have been discovered in libssh. 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 libssh users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-libs/libssh-0.10.5"

    References
    ==========

    [ 1 ] CVE-2021-3634
    https://nvd.nist.gov/vuln/detail/CVE-2021-3634
    [ 2 ] CVE-2023-1667
    https://nvd.nist.gov/vuln/detail/CVE-2023-1667
    [ 3 ] CVE-2023-2283
    https://nvd.nist.gov/vuln/detail/CVE-2023-2283
    [ 4 ] GHSL-2023-085

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

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

    https://security.gentoo.org/glsa/202312-05

    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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