USN-4641-1: libextractor vulnerabilities

23 November 2020

Several security issues were fixed in libextractor.

Reduce your security exposure

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.

Learn more about Ubuntu Pro

Releases

Packages

  • libextractor - library used to extract metadata from files

Details

It was discovered that Libextractor incorrectly handled zero sample rate.
An attacker could possibly use this issue to cause a denial of service.
(CVE-2017-15266)

It was discovered that Libextractor incorrectly handled certain FLAC
metadata. An attacker could possibly use this issue to cause a denial of
service. (CVE-2017-15267)

It was discovered that Libextractor incorrectly handled certain specially
crafted files. An attacker could possibly use this issue to cause a denial
of service. (CVE-2017-15600, CVE-2018-16430, CVE-2018-20430)

It was discovered that Libextractor incorrectly handled certain inputs. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2017-15601)

It was discovered that Libextractor incorrectly handled integers. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2017-15602)

It was discovered that Libextractore incorrectly handled certain crafted
files. An attacker could possibly use this issue to cause a denial of
service. (CVE-2017-15922)

It was discovered tha Libextractor incorrectly handled certain files. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2017-17440)

It was discovered that Libextractor incorrectly handled certain malformed
files. An attacker could possibly use this issue to cause a denial of
service. (CVE-2018-14346)

It was discovered that Libextractor incorrectly handled malformed files. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2018-14347)

It was discovered that Libextractor incorrectly handled metadata. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2018-20431)

Reduce your security exposure

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.

Learn more about Ubuntu Pro

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.

References

Join the discussion

Need help with your security needs?

Ubuntu Pro provides up to ten-year security coverage for over 23,000 open-source packages within the Ubuntu Main and Universe repositories.

Talk to an expert to find out what would work best for you

Further reading