An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in uriFreeUriMembers and uriMakeOwner.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017362 advisory.

    An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in     uriFreeUriMembers and uriMakeOwner.

Tenable has extracted the preceding description block directly from the Unity Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

  - An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in
    uriFreeUriMembers and uriMakeOwner. (CVE-2021-46141)

  - An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in
    uriNormalizeSyntax. (CVE-2021-46142)

The version of uriparser installed on the remote host is prior to 0.7.5-10. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2024-2430 advisory.

    An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in     uriFreeUriMembers and uriMakeOwner. (CVE-2021-46141)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Ubuntu 16.04 ESM / 20.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5256-2 advisory.

    USN-5256-1 fixed several vulnerabilities in uriparser. This update provides the corresponding update for     Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and Ubuntu 20.04 ESM.



Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5256-1 advisory.

    It was discovered that uriparser incorrectly handled certain memory operations. An attacker could use this     to cause a denial of service. (CVE-2021-46141, CVE-2021-46142)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Debian 10 / 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5063 advisory.

    Two vulnerabilities were discovered in uriparser, a library that parses Uniform Resource Identifiers     (URIs), which may result in denial of service or potentially in the execution of arbitrary code. For the     oldstable distribution (buster), these problems have been fixed in version 0.9.1-1+deb10u1. For the stable     distribution (bullseye), these problems have been fixed in version 0.9.4+dfsg-1+deb11u1. We recommend that     you upgrade your uriparser packages. For the detailed security status of uriparser please refer to its     security tracker page at: https://security-tracker.debian.org/tracker/uriparser

Tenable has extracted the preceding description block directly from the Debian security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the b927b654-7146-11ec-ad4b-5404a68ad561 advisory.

  - An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in     uriFreeUriMembers and uriMakeOwner. (CVE-2021-46141)

  - An issue was discovered in uriparser before 0.9.6. It performs invalid free operations in     uriNormalizeSyntax. (CVE-2021-46142)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
313533	Unity Linux 20.1060e / 20.1070e Security Update: uriparser (UTSA-2026-017362)	Nessus	Unity Linux Local Security Checks	medium
426671	Alpine: liburiparser, multiple uriparser packages: security update to 0.9.6-r0	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
426671	Alpine: liburiparser, multiple uriparser packages: security update to 0.9.6-r0	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
189324	Amazon Linux 2 : uriparser (ALAS-2024-2430)	Nessus	Amazon Linux Local Security Checks	medium
183589	Ubuntu 16.04 ESM / 20.04 ESM : uriparser vulnerabilities (USN-5256-2)	Nessus	Ubuntu Local Security Checks	medium
163079	Ubuntu 18.04 LTS : uriparser vulnerabilities (USN-5256-1)	Nessus	Ubuntu Local Security Checks	medium
400028	Alpine: liburiparser, multiple uriparser packages: security update to 0.9.5-r0 (deprecated)	Tenable Cloud Security	Alpine Linux Local Security Checks	medium
400028	Alpine: liburiparser, multiple uriparser packages: security update to 0.9.5-r0 (deprecated)	Tenable Self-Hosted Container Security	Alpine Linux Local Security Checks	medium
157257	Debian DSA-5063-1 : uriparser - security update	Nessus	Debian Local Security Checks	medium
156565	FreeBSD : uriparser -- Multiple vulnerabilities (b927b654-7146-11ec-ad4b-5404a68ad561)	Nessus	FreeBSD Local Security Checks	medium

Detections

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CVE-2021-46141

medium

Tenable Plugins

medium

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