Several security issues were fixed in Exiv2.
It was discovered that Exiv2 incorrectly handled certain files. An attacker could possibly use this to cause a denial of service. (CVE-2018-10958, CVE-2018-10998)
3 July 2018
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in Exiv2.
It was discovered that Exiv2 incorrectly handled certain files. An attacker could possibly use this to cause a denial of service. (CVE-2018-10958, CVE-2018-10998)
It was discovered that Exiv2 incorrectly handled certain PNG files. An attacker could possibly use this to access sensitive information. (CVE-2018-10999)
It was discovered that Exiv2 incorrectly handled certain files. An attacker could possibly use this to execute arbitrary code. (CVE-2018-11531)
It was discovered that Exiv2 incorrectly handled certain files. An attacker could possibly use this to access sensitive information. (CVE-2018-12264, CVE-2018-12265)
The problem can be corrected by updating your system to the following package versions:
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.