Use After Free Affecting thunderbird package, versions <1:91.6.2-1~deb10u1


0.0
critical

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Scope Changed
    Confidentiality High
    Integrity High
    Availability High

    Threat Intelligence

    Exploit Maturity Mature
    EPSS 0.36% (72nd percentile)
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NVD
9.6 critical
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SUSE
8.8 high
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Red Hat
8.8 high

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  • Snyk ID SNYK-DEBIAN10-THUNDERBIRD-2419160
  • published 6 Mar 2022
  • disclosed 22 Dec 2022

How to fix?

Upgrade Debian:10 thunderbird to version 1:91.6.2-1~deb10u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Debian. See How to fix? for Debian:10 relevant fixed versions and status.

An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.