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Ubuntu Security Notice USN-4641-1

Ubuntu Security Notice USN-4641-1
Posted Nov 24, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4641-1 - It was discovered that Libextractor incorrectly handled zero sample rate. An attacker could possibly use this issue to cause a denial of service. It was discovered that Libextractor incorrectly handled certain FLAC metadata. An attacker could possibly use this issue to cause a denial of service. It was discovered that Libextractor incorrectly handled certain specially crafted files. An attacker could possibly use this issue to cause a denial of service. Various other issues were also addressed.

tags | advisory, denial of service
systems | linux, ubuntu
advisories | CVE-2017-15266, CVE-2017-15267, CVE-2017-15601, CVE-2017-15602, CVE-2017-15922, CVE-2017-17440, CVE-2018-14346, CVE-2018-14347, CVE-2018-20431
SHA-256 | 5352ee994314ed020f2d2fc940e7774d864f1c4317a46818006d8a4604874f59

Ubuntu Security Notice USN-4641-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4641-1
November 23, 2020

libextractor vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in libextractor.

Software Description:
- 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)

Update instructions:

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

Ubuntu 16.04 LTS:
extract 1:1.3-4+deb9u3build0.16.04.1
libextractor-dev 1:1.3-4+deb9u3build0.16.04.1
libextractor3 1:1.3-4+deb9u3build0.16.04.1

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

References:
https://usn.ubuntu.com/4641-1
CVE-2017-15266, CVE-2017-15267, CVE-2017-15600, CVE-2017-15601,
CVE-2017-15602, CVE-2017-15922, CVE-2017-17440, CVE-2018-14346,
CVE-2018-14347, CVE-2018-16430, CVE-2018-20430, CVE-2018-20431

Package Information:
https://launchpad.net/ubuntu/+source/libextractor/1:1.3-4+deb9u3build0.16.04.1
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