Out-of-bounds Read Affecting firefox package, versions <49.0+build4-0ubuntu0.16.04.1
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-UBUNTU1604-FIREFOX-424516
- published22 Sept 2016
- disclosed22 Sept 2016
Introduced: 22 Sep 2016
CVE-2016-5271 (opens in a new tab)How to fix?
Upgrade Ubuntu:16.04 firefox to version 49.0+build4-0ubuntu0.16.04.1 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 Ubuntu.
See How to fix? for Ubuntu:16.04 relevant fixed versions and status.
The PropertyProvider::GetSpacingInternal function in Mozilla Firefox before 49.0 allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via text runs in conjunction with a "display: contents" Cascading Style Sheets (CSS) property.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2016-5271
- https://security-tracker.debian.org/tracker/CVE-2016-5271
- https://security.gentoo.org/glsa/201701-15
- http://www.mozilla.org/security/announce/2016/mfsa2016-85.html
- https://bugzilla.mozilla.org/show_bug.cgi?id=1288946
- http://www.securityfocus.com/bid/93052
- http://www.securitytracker.com/id/1036852