CVE-2019-20838

Name	CVE-2019-20838
Description	libpcre in PCRE before 8.43 allows a subject buffer over-read in JIT when UTF is disabled, and \X or \R has more than one fixed quantifier, a related issue to CVE-2019-20454.
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
pcre3 (PTS)	buster	2:8.39-12	vulnerable
	bullseye	2:8.39-13	vulnerable
	bookworm, sid	2:8.39-15	vulnerable

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
pcre3	source	(unstable)	(unfixed)	unimportant

Fixed by: https://vcs.pcre.org/pcre?view=revision&revision=1740 (8.43)
Only an issue when UTF support disabled