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Ubuntu Security Notice USN-5172-1

Ubuntu Security Notice USN-5172-1
Posted Dec 6, 2021
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5172-1 - It was discovered that uriparser mishandled certain input. An attacker could use this vulnerability to cause uriparser to crash or possibly execute arbitrary code. It was discovered that uriparser incorrectly handled certain URIs. An attacker could use this vulnerability to cause a crash or possibly leak sensitive information.

tags | advisory, arbitrary
systems | linux, ubuntu
advisories | CVE-2018-19198, CVE-2018-20721
SHA-256 | 78a9c2dbad84f9490e14a0959440ef0e1eb66266016317afac206ce7ee55e96f

Ubuntu Security Notice USN-5172-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-5172-1
December 06, 2021

uriparser vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in uriparser.

Software Description:
- uriparser: Strictly RFC 3986 compliant URI parsing library

Details:

It was discovered that uriparser mishandled certain input. An attacker
could use this vulnerability to cause uriparser to crash or possibly
execute arbitrary code. (CVE-2018-19198, CVE-2018-19199, CVE-2018-19200)

It was discovered that uriparser incorrectly handled certain URIs. An
attacker could use this vulnerability to cause a crash or possibly leak
sensitive information. (CVE-2018-20721)

Update instructions:

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

Ubuntu 18.04 LTS:
liburiparser1 0.8.4-1+deb9u2build0.18.04.1

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

References:
https://ubuntu.com/security/notices/USN-5172-1
CVE-2018-19198, CVE-2018-19199, CVE-2018-19200, CVE-2018-20721

Package Information:
https://launchpad.net/ubuntu/+source/uriparser/0.8.4-1+deb9u2build0.18.04.1

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