Use After Free Affecting firefox package, versions <67.0-2
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Test your applications- Snyk ID SNYK-DEBIANUNSTABLE-FIREFOX-347190
- published 22 May 2019
- disclosed 23 Jul 2019
Introduced: 22 May 2019
CVE-2019-11691 Open this link in a new tabHow to fix?
Upgrade Debian:unstable
firefox
to version 67.0-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream firefox
package and not the firefox
package as distributed by Debian
.
See How to fix?
for Debian:unstable
relevant fixed versions and status.
A use-after-free vulnerability can occur when working with XMLHttpRequest (XHR) in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.7, Firefox < 67, and Firefox ESR < 60.7.
References
- https://security-tracker.debian.org/tracker/CVE-2019-11691
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11691
- https://www.mozilla.org/security/advisories/mfsa2019-13/
- https://www.mozilla.org/security/advisories/mfsa2019-14/
- https://www.mozilla.org/security/advisories/mfsa2019-15/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1542465
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-11691