ALSA-2024:0001

    Dashboard / Vulnerabilities / ALSA-2024:0001

    ALSA-2024:0001

    Published: 2 Jan 2024Last Modified: 29 Oct 2026

    Summary: Important: thunderbird security update

    Details: Mozilla Thunderbird is a standalone mail and newsgroup client. This update upgrades Thunderbird to version 115.6.0. Security Fix(es): * Mozilla: Heap-buffer-overflow affecting WebGL <code>DrawElementsInstanced</code> method with Mesa VM driver (CVE-2023-6856) * Mozilla: Memory safety bugs fixed in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6 (CVE-2023-6864) * Mozilla: S/MIME signature accepted despite mismatching message date (CVE-2023-50761) * Mozilla: Truncated signed text was shown with a valid OpenPGP signature (CVE-2023-50762) * Mozilla: Symlinks may resolve to smaller than expected buffers (CVE-2023-6857) * Mozilla: Heap buffer overflow in <code>nsTextFragment</code> (CVE-2023-6858) * Mozilla: Use-after-free in PR_GetIdentitiesLayer (CVE-2023-6859) * Mozilla: Potential sandbox escape due to <code>VideoBridge</code> lack of texture validation (CVE-2023-6860) * Mozilla: Heap buffer overflow affected <code>nsWindow::PickerOpen(void)</code> in headless mode (CVE-2023-6861) * Mozilla: Use-after-free in <code>nsDNSService</code> (CVE-2023-6862) * Mozilla: Undefined behavior in <code>ShutdownObserver()</code> (CVE-2023-6863) 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.

    Affected packages

    Package

    Name: thunderbird

    Purl: pkg:rpm/almalinux/thunderbird

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -115.6.0-1.el9_3.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