Incorrect Type Conversion or Cast Affecting webkit2gtk package, versions <2.20.4-1
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-DEBIANUNSTABLE-WEBKIT2GTK-389413
- published8 Jun 2018
- disclosed8 Jun 2018
Introduced: 8 Jun 2018
CVE-2018-4246 (opens in a new tab)How to fix?
Upgrade Debian:unstable webkit2gtk to version 2.20.4-1 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 Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
An issue was discovered in certain Apple products. iOS before 11.4 is affected. Safari before 11.1.1 is affected. iCloud before 7.5 on Windows is affected. iTunes before 12.7.5 on Windows is affected. tvOS before 11.4 is affected. watchOS before 4.3.1 is affected. The issue involves the "WebKit" component. It allows remote attackers to execute arbitrary code via a crafted web site that leverages type confusion.
References
- https://security-tracker.debian.org/tracker/CVE-2018-4246
- https://support.apple.com/HT208848
- https://support.apple.com/HT208850
- https://support.apple.com/HT208851
- https://support.apple.com/HT208852
- https://support.apple.com/HT208853
- https://support.apple.com/HT208854
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-4246
- http://www.securitytracker.com/id/1041029
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-4246
- https://usn.ubuntu.com/3743-1/