Out-of-bounds Read Affecting firefox-esr package, versions <91.5.0esr-1


0.0
medium

Snyk CVSS

    Attack Complexity Low
    User Interaction Required
    Availability High

    Threat Intelligence

    EPSS 0.1% (40th percentile)
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NVD
6.5 medium
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Red Hat
7.5 high
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SUSE
6.5 medium

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  • Snyk ID SNYK-DEBIANUNSTABLE-FIREFOXESR-2333175
  • published 12 Jan 2022
  • disclosed 22 Dec 2022

How to fix?

Upgrade Debian:unstable firefox-esr to version 91.5.0esr-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.

When inserting text while in edit mode, some characters might have lead to out-of-bounds memory access causing a potentially exploitable crash. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.