Use After Free Affecting firefox package, versions <0:60.7.0-1.0.1.el7_6


Severity

Recommended
critical

Based on Oracle Linux security rating

    Threat Intelligence

    EPSS
    0.46% (76th percentile)

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  • Snyk ID SNYK-ORACLE7-FIREFOX-2536202
  • published 10 Apr 2022
  • disclosed 4 Feb 2019

How to fix?

Upgrade Oracle:7 firefox to version 0:60.7.0-1.0.1.el7_6 or higher.
This issue was patched in ELSA-2019-1265.

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.

png_image_free in png.c in libpng 1.6.x before 1.6.37 has a use-after-free because png_image_free_function is called under png_safe_execute.

References

CVSS Scores

version 3.1
Expand this section

NVD

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