CVE-2022-29916 Affecting firefox-esr package, versions <91.9.0esr-1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Confidentiality High

    Threat Intelligence

    EPSS 0.12% (45th percentile)
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NVD
6.5 medium
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Red Hat
7.5 high
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SUSE
7.5 high

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  • Snyk ID SNYK-DEBIANUNSTABLE-FIREFOXESR-2807550
  • published 4 May 2022
  • disclosed 22 Dec 2022

How to fix?

Upgrade Debian:unstable firefox-esr to version 91.9.0esr-1 or higher.

NVD Description

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

Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.