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An uriparser security update has been released for Ubuntu Linux 18.04 LTS.

USN-5172-1: uriparser vulnerabilities

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


Several security issues were fixed in uriparser.

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


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.

CVE-2018-19198, CVE-2018-19199, CVE-2018-19200, CVE-2018-20721

Package Information: