QID 242663

Date Published: 2024-01-03

QID 242663: Red Hat Update for thunderbird (RHSA-2024:0027)

Mozilla thunderbird is a standalone mail and newsgroup client...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).
Affected Products:
    Red Hat enterprise linux server 7 x86_64.
    Red hat enterprise linux workstation 7 x86_64.
    Red hat enterprise linux desktop 7 x86_64.
    Red hat enterprise linux for power, little endian 7 ppc64le.
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Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a security breach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Critical - 8.8 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
  • Solution
    Refer to Red Hat security advisory RHSA-2024:0027 for updates and patch information.
    Vendor References
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2024:0027 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2024:0027