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Use After Free Affecting MozillaFirefox-devel package, versions <52.9.0esr-3.7.12

Severity

 Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
3.1% (88th percentile)

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  • Snyk IDSNYK-SLES150-MOZILLAFIREFOXDEVEL-2760470
  • published14 Apr 2022
  • disclosed10 Aug 2018
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Introduced: 10 Aug 2018

CVE-2018-12363  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade SLES:15.0 MozillaFirefox-devel to version 52.9.0esr-3.7.12 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream MozillaFirefox-devel package and not the MozillaFirefox-devel package as distributed by SLES. See How to fix? for SLES:15.0 relevant fixed versions and status.

A use-after-free vulnerability can occur when script uses mutation events to move DOM nodes between documents, resulting in the old document that held the node being freed but the node still having a pointer referencing it. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60, Thunderbird < 52.9, Firefox ESR < 60.1, Firefox ESR < 52.9, and Firefox < 61.

References