Use After Free Affecting firefox-esr package, versions <52.3.0esr-1
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-FIREFOXESR-354720
- published 11 Jun 2018
- disclosed 11 Jun 2018
Introduced: 11 Jun 2018
CVE-2017-7800 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
firefox-esr
to version 52.3.0esr-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.
A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.