CVE-2019-13032

Name	CVE-2019-13032
Description	An issue was discovered in FlightCrew v0.9.2 and earlier. A NULL pointer dereference occurs in GetRelativePathToNcx() or GetRelativePathsToXhtmlDocuments() when a NULL pointer is passed to xc::XMLUri::isValidURI(). This affects third-party software (not Sigil) that uses FlightCrew as a library.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
Debian Bugs	931246

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
flightcrew (PTS)	bookworm, bullseye	0.9.3+dfsg-1	fixed
	forky, sid, trixie	0.9.3+dfsg-2.1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Debian Bugs
flightcrew	source	stretch	0.7.2+dfsg-9+deb9u1
flightcrew	source	buster	0.7.2+dfsg-13+deb10u1
flightcrew	source	(unstable)	0.7.2+dfsg-14	unimportant	931246

Notes

https://github.com/Sigil-Ebook/flightcrew/issues/53
https://github.com/Sigil-Ebook/flightcrew/commit/c75c100218ed5c0e7652947051e28b54a75212ae
https://github.com/Sigil-Ebook/flightcrew/commit/b4f4a70f604ddcb4e8e343aa0e690764fc46d780
Negligible security impact