USN-4055-1: flightcrew vulnerabilities

flightcrew vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

Ubuntu 19.04
Ubuntu 18.10
Ubuntu 18.04 LTS
Ubuntu 16.04 LTS

Summary

Several security issues were fixed in FlightCrew.

Software Description

flightcrew – C++ epub validator and plugin for Sigil

Details

Mike Salvatore discovered that FlightCrew improperly handled certain
malformed EPUB files. An attacker could potentially use this vulnerability
to cause a denial of service. (CVE-2019-13032)

Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB
files. An attacker could use this vulnerability to write arbitrary files to
the filesystem. (CVE-2019-13241)

Mike Salvatore discovered that the version of Zipios included in FlightCrew
mishandled certain malformed ZIP files. An attacker could use this vulnerability
to cause a denial of service or consume system resources. (CVE-2019-13453)

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 19.04: flightcrew – 0.7.2+dfsg-13ubuntu0.19.04.1; libflightcrew0v5 – 0.7.2+dfsg-13ubuntu0.19.04.1
Ubuntu 18.10: flightcrew – 0.7.2+dfsg-12ubuntu0.1; libflightcrew0v5 – 0.7.2+dfsg-12ubuntu0.1
Ubuntu 18.04 LTS: flightcrew – 0.7.2+dfsg-10ubuntu0.1; libflightcrew0v5 – 0.7.2+dfsg-10ubuntu0.1
Ubuntu 16.04 LTS: flightcrew – 0.7.2+dfsg-6ubuntu0.1; libflightcrew0v5 – 0.7.2+dfsg-6ubuntu0.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

In general, a standard system update will make all the necessary changes.

References

Source: USN-4055-1: flightcrew vulnerabilities

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