Use After Free Affecting firefox-esr package, versions <91.8.0esr-1
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Test your applications- Snyk ID SNYK-DEBIAN12-FIREFOXESR-2441184
- published 6 Apr 2022
- disclosed 22 Dec 2022
Introduced: 6 Apr 2022
CVE-2022-28282 Open this link in a new tabHow to fix?
Upgrade Debian:12
firefox-esr
to version 91.8.0esr-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:12
relevant fixed versions and status.
By using a link with <code>rel="localization"</code> a use-after-free could have been triggered by destroying an object during JavaScript execution and then referencing the object through a freed pointer, leading to a potential exploitable crash. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.