Use After Free Affecting firefox package, versions <0:102.6.0-1.0.1.el7_9


Severity

Recommended
high

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.33% (72nd percentile)

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  • Snyk ID SNYK-ORACLE7-FIREFOX-3174396
  • published 16 Dec 2022
  • disclosed 22 Dec 2022

How to fix?

Upgrade Oracle:7 firefox to version 0:102.6.0-1.0.1.el7_9 or higher.
This issue was patched in ELSA-2022-9072-1.

NVD Description

Note: Versions mentioned in the description apply only to the upstream firefox package and not the firefox package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.<br />Note: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affects Firefox ESR < 102.6, Firefox < 105, and Thunderbird < 102.6.

CVSS Scores

version 3.1
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NVD

6.5 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    Required
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
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SUSE

6.5 medium
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Red Hat

7.5 high