CVE-2019-8503

Name	CVE-2019-8503
Description	A logic issue was addressed with improved validation. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious website may be able to execute scripts in the context of another website.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
webkit2gtk (PTS)	buster	2.36.4-1~deb10u1	fixed
	buster (security)	2.38.6-0+deb10u1	fixed
	bullseye	2.38.5-1~deb11u1	fixed
	bullseye (security)	2.40.1-1~deb11u1	fixed
	bookworm	2.40.1-1	fixed
	sid	2.40.2-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
webkit2gtk	source	(unstable)	2.24.1-1

Notes

[stretch] - webkit2gtk <ignored> (Not covered by security support in stretch)
[jessie] - webkit2gtk <ignored> (Not covered by security support in jessie)
https://webkitgtk.org/security/WSA-2019-0002.html