Use After Free Affecting firefox-esr package, versions <68.10.0esr-1~deb10u1
Snyk CVSS
Threat Intelligence
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-DEBIAN10-FIREFOXESR-574946
- published 1 Jul 2020
- disclosed 9 Jul 2020
Introduced: 1 Jul 2020
CVE-2020-12419 Open this link in a new tabHow to fix?
Upgrade Debian:10
firefox-esr
to version 68.10.0esr-1~deb10u1 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:10
relevant fixed versions and status.
When processing callbacks that occurred during window flushing in the parent process, the associated window may die; causing a use-after-free condition. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR < 68.10, Firefox < 78, and Thunderbird < 68.10.0.