Use After Free Affecting thunderbird package, versions <1:52.3.0+build1-0ubuntu0.17.04.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1704-THUNDERBIRD-419701
- published11 Jun 2018
- disclosed11 Jun 2018
Introduced: 11 Jun 2018
CVE-2017-7809 (opens in a new tab)How to fix?
Upgrade Ubuntu:17.04 thunderbird to version 1:52.3.0+build1-0ubuntu0.17.04.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream thunderbird package and not the thunderbird package as distributed by Ubuntu.
See How to fix? for Ubuntu:17.04 relevant fixed versions and status.
A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while still bound to the document. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-7809
- https://www.debian.org/security/2017/dsa-3928
- https://www.debian.org/security/2017/dsa-3968
- https://security-tracker.debian.org/tracker/CVE-2017-7809
- https://security.gentoo.org/glsa/201803-14
- https://www.mozilla.org/security/advisories/mfsa2017-18/
- https://www.mozilla.org/security/advisories/mfsa2017-19/
- https://www.mozilla.org/security/advisories/mfsa2017-20/
- https://bugzilla.mozilla.org/show_bug.cgi?id=1380284
- https://access.redhat.com/errata/RHSA-2017:2456
- https://access.redhat.com/errata/RHSA-2017:2534
- http://www.securityfocus.com/bid/100203
- http://www.securitytracker.com/id/1039124