CVE-2019-13032: An issue was discovered in FlightCrew v0.9.2 and earlier

Q: How do I fix CVE-2019-13032?

flightcrew: upgrade to newer than 0.9.2. Exact commands for each OS are on this page.

Q: Is CVE-2019-13032 being exploited?

CVE-2019-13032 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2019-13032 affect?

CVE-2019-13032 affects flightcrew. Severity is medium (CVSS 5.5). 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

Q: How urgent is CVE-2019-13032?

Priority 35/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2019-13032 is a medium-severity flaw (CVSS 5.5) affecting flightcrew. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-476
Published	2019-06-28
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: flightcrew project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-06-28 23:15 UTCPublished CVE record published
2026-06-17 02:15 UTCUpdated Record last modified

flightcrew project flightcrew UPGRADE

Affected: <= 0.9.2

Fixed in: newer than 0.9.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy flightcrew || rpm -q flightcrew || flightcrew --version

2. UPGRADE to newer than 0.9.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade flightcrew

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flightcrew

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2019-13032?

flightcrew: upgrade to newer than 0.9.2. Exact commands for each OS are on this page.

Is CVE-2019-13032 being exploited?

CVE-2019-13032 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2019-13032 affect?

CVE-2019-13032 affects flightcrew. Severity is medium (CVSS 5.5). 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

How urgent is CVE-2019-13032?

Priority 35/100. No elevated risk signals yet.

Related CVEs

CVE-2019-14452 HIGH 7.5 UPGRADE DOWNGRADE Sigil before 0.9.16 is vulnerable to a directory traversal, allowing attackers to write arbitrary files via a
CVE-2019-13241 HIGH 7.8 UPGRADE MITIGATE FlightCrew v0.9.2 and older are vulnerable to a directory traversal, allowing attackers to write arbitrary fil

References

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