Use After Free Affecting firefox-esr package, versions <91.7.0esr-1
Snyk CVSS
Attack Complexity
Low
User Interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.78% (82nd
percentile)
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-FIREFOXESR-2420057
- published 9 Mar 2022
- disclosed 22 Dec 2022
Introduced: 9 Mar 2022
CVE-2022-26381 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
firefox-esr
to version 91.7.0esr-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:unstable
relevant fixed versions and status.
An attacker could have caused a use-after-free by forcing a text reflow in an SVG object leading to a potentially exploitable crash. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.