USN-4688-1: JasPer vulnerabilities

11 January 2021

Several security issues were fixed in JasPer.

Releases

Packages

  • jasper - Library for manipulating JPEG-2000 files

Details

It was discovered that Jasper incorrectly certain files.
An attacker could possibly use this issue to cause a crash.
(CVE-2018-18873)

It was discovered that Jasper incorrectly handled certain files.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-19542)

It was discovered that Jasper incorrectly handled certain JPC encoders.
An attacker could possibly use this issue to execute arbitrary code.
(CVE-2020-27828)

It was discovered that Jasper incorrectly handled certain images.
An attacker could possibly use this issue to expose sensitive information
or cause a crash.
(CVE-2017-9782)

Update instructions

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

Ubuntu 16.04

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