NULL Pointer Dereference Affecting flightcrew package, versions <0.7.2+dfsg-13ubuntu0.19.04.1
Threat Intelligence
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- published29 Jun 2019
- disclosed28 Jun 2019
Introduced: 28 Jun 2019
CVE-2019-13032 (opens in a new tab)How to fix?
Upgrade Ubuntu:19.04 flightcrew to version 0.7.2+dfsg-13ubuntu0.19.04.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream flightcrew package and not the flightcrew package as distributed by Ubuntu.
See How to fix? for Ubuntu:19.04 relevant fixed versions and status.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-13032
- https://security-tracker.debian.org/tracker/CVE-2019-13032
- https://github.com/Sigil-Ebook/flightcrew/issues/53
- https://salvatoresecurity.com/fun-with-fuzzers-or-how-i-discovered-three-vulnerabilities-part-1-of-3/
- https://usn.ubuntu.com/4055-1/