ALSA-2023:5201

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    ALSA-2023:5201

    Published: 18 Sept 2023Last Modified: 4 Feb 2026
    Aliases:
    CVE-2023-4863

    Summary: Important: thunderbird security update

    Details: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 102.15.1. Security Fix(es): * libwebp: Heap buffer overflow in WebP Codec (CVE-2023-4863) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

    References: https://access.redhat.com/errata/RHSA-2023:5201, https://access.redhat.com/security/cve/CVE-2023-4863, https://bugzilla.redhat.com/2238431, https://errata.almalinux.org/8/ALSA-2023-5201.html

    Affected packages

    Package

    Name: thunderbird

    Purl: pkg:rpm/almalinux/thunderbird

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -102.15.1-1.el8_8.alma

    Affected versions

    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
    ALSA-2023:5201 | CVE-DB