CVE-2018-11646 Affecting webkit2gtk package, versions <2.20.1-0ubuntu0.17.10.1
Threat Intelligence
Snyk has a published code exploit for this vulnerability.
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-UBUNTU1710-WEBKIT2GTK-388273
- published1 Jun 2018
- disclosed1 Jun 2018
Introduced: 1 Jun 2018
CVE-2018-11646 (opens in a new tab)How to fix?
Upgrade Ubuntu:17.10 webkit2gtk to version 2.20.1-0ubuntu0.17.10.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream webkit2gtk package and not the webkit2gtk package as distributed by Ubuntu.
See How to fix? for Ubuntu:17.10 relevant fixed versions and status.
webkitFaviconDatabaseSetIconForPageURL and webkitFaviconDatabaseSetIconURLForPageURL in UIProcess/API/glib/WebKitFaviconDatabase.cpp in WebKit, as used in WebKitGTK+ through 2.21.3, mishandle an unset pageURL, leading to an application crash.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-11646
- https://security-tracker.debian.org/tracker/CVE-2018-11646
- https://www.exploit-db.com/exploits/44842/
- https://www.exploit-db.com/exploits/44876/
- https://security.gentoo.org/glsa/201808-04
- https://bugs.webkit.org/show_bug.cgi?id=186164
- https://bugzilla.gnome.org/show_bug.cgi?id=795740
- https://www.exploit-db.com/exploits/44876