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Ubuntu Security Notice USN-4055-1

Ubuntu Security Notice USN-4055-1
Posted Jul 15, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4055-1 - Mike Salvatore discovered that FlightCrew improperly handled certain malformed EPUB files. An attacker could potentially use this vulnerability to cause a denial of service. Mike Salvatore discovered that FlightCrew mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem. 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. Various other issues were also addressed.

tags | advisory, denial of service, arbitrary
systems | linux, ubuntu
advisories | CVE-2019-13032, CVE-2019-13241, CVE-2019-13453
SHA-256 | 60b71eb50ad6279e40181df1c81e37ae054f0b1496e9e2137ca762d3b2d7e44b

Ubuntu Security Notice USN-4055-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4055-1
July 15, 2019

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

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

References:
https://usn.ubuntu.com/4055-1
CVE-2019-13032, CVE-2019-13241, CVE-2019-13453

Package Information:
https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-13ubuntu0.19.04.1
https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-12ubuntu0.1
https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-10ubuntu0.1
https://launchpad.net/ubuntu/+source/flightcrew/0.7.2+dfsg-6ubuntu0.1

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