USN-4358-1: libexif vulnerabilities

13 May 2020

Several security issues were fixed in libexif.

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Releases

Packages

  • libexif - library to parse EXIF files

Details

It was discovered that libexif incorrectly handled certain tags.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2018-20030)

It was discovered that libexif incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash.
(CVE-2020-12767)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

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

Ubuntu 20.04
Ubuntu 19.10
Ubuntu 18.04
Ubuntu 16.04
Ubuntu 14.04
Ubuntu 12.04

After a standard system update you need to restart your session to
effect the necessary changes.

References

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Further reading