CVE-2018-10846

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    CVE-2018-10846

    Published: 22 Aug 2018Last Modified: 7 Aug 2026

    Summary:

    Details: A cache-based side channel in GnuTLS implementation that leads to plain text recovery in cross-VM attack setting was found. An attacker could use a combination of "Just in Time" Prime+probe attack in combination with Lucky-13 attack to recover plain text using crafted packets.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ILMOWPKMTZAIMK5F32TUMO34XCABUCFJ/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WDYY3R4F5CUTFAMXH2C5NKYFVDEJLTT7/, http://www.securityfocus.com/bid/105138, https://access.redhat.com/errata/RHSA-2018:3050, https://access.redhat.com/errata/RHSA-2018:3505, https://eprint.iacr.org/2018/747, https://lists.debian.org/debian-lts-announce/2018/10/msg00022.html, https://usn.ubuntu.com/3999-1/, https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10846, https://gitlab.com/gnutls/gnutls/merge_requests/657

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -03029907f374c4707336215bc7cb722c92324c03

    Affected versions

    gnutls_3_6_11_1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High