CVE catalog

CVE-2021-46141

uriparser affected and fixed versions

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

Severity: Medium · CVSS 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published: Jan 1, 2021, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 1.13% · Oct 27, 2026

Projects and upstream resources

Reported versions and fixes

Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.

Distribution / release	Package	Version	Status	Source
Debiantrixie	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debiantrixie	uriparser	`0.9.8+dfsg-2`	Fixed	[CVE-2021-46141]
Debiansid	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debiansid	uriparser	`1.0.1+dfsg-1`	Fixed	[CVE-2021-46141]
Debianforky	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debianforky	uriparser	`1.0.1+dfsg-1`	Fixed	[CVE-2021-46141]
Debianbookworm	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debianbookworm	uriparser	`0.9.7+dfsg-2`	Fixed	[CVE-2021-46141]

Showing 8 fix observations. All 15 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	uriparser	`0.9.6+dfsg-1`	UnknownSource applicability is not established	Provider not reported
Debianbookworm	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debianbookworm	uriparser	`0.9.7+dfsg-2`	Fixed	[CVE-2021-46141]
Debianforky	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debianforky	uriparser	`1.0.1+dfsg-1`	Fixed	[CVE-2021-46141]
Debiansid	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debiansid	uriparser	`1.0.1+dfsg-1`	Fixed	[CVE-2021-46141]
Debiantrixie	uriparser	`0.9.6+dfsg-1`	FixedDistribution-reported fixed boundary	[CVE-2021-46141]
Debiantrixie	uriparser	`0.9.8+dfsg-2`	Fixed	[CVE-2021-46141]
Opensusetumbleweed	uriparser	`0.9.6-1.1`	UnknownSource applicability is not established	[OPENSUSE-SU-2024:11727-1]Feb 4, 2026, 2:24:18 AM UTC
Ubuntu18.04	uriparser	`0.8.4-1`	UnknownSource applicability is not established	[UBUNTU-CVE-2021-46141]Apr 22, 2026, 1:04:31 PM UTC[USN-5256-1]Apr 22, 2026, 10:20:46 AM UTC
Ubuntu18.04	uriparser	`0.8.4-1+deb9u2build0.18.04.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2021-46141]Apr 22, 2026, 1:04:31 PM UTC[USN-5256-1]Apr 22, 2026, 10:20:46 AM UTC
Ubuntu18.04	uriparser	`0.8.4-1+deb9u2ubuntu0.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2021-46141]Apr 22, 2026, 1:04:31 PM UTC[USN-5256-1]Apr 22, 2026, 10:20:46 AM UTC
Ubuntupro	uriparser	`0.9.3-2`	UnknownSource applicability is not established	[USN-5256-2]Jun 29, 2026, 1:49:35 PM UTC[UBUNTU-CVE-2021-46141]Apr 22, 2026, 1:04:31 PM UTC
Ubuntupro	uriparser	`0.9.3-2ubuntu0.1~esm2`	UnknownSource applicability is not established	[USN-5256-2]Jun 29, 2026, 1:49:35 PM UTC[UBUNTU-CVE-2021-46141]Apr 22, 2026, 1:04:31 PM UTC

Original provider fields

{
  "package_releases": [
    {
      "name": "uriparser",
      "status": "fixed",
      "release": "sid",
      "version": "1.0.1+dfsg-1"
    },
    {
      "name": "uriparser",
      "status": "fixed",
      "release": "forky",
      "version": "1.0.1+dfsg-1"
    },
    {
      "name": "uriparser",
      "status": "fixed",
      "release": "trixie",
      "version": "0.9.8+dfsg-2"
    },
    {
      "name": "uriparser",
      "status": "fixed",
      "release": "bookworm",
      "version": "0.9.7+dfsg-2"
    }
  ],
  "fixed_versions": [
    {
      "bug": null,
      "name": "uriparser",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "0.9.6+dfsg-1"
    },
    {
      "bug": null,
      "name": "uriparser",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "0.9.6+dfsg-1"
    },
    {
      "bug": null,
      "name": "uriparser",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "0.9.6+dfsg-1"
    },
    {
      "bug": null,
      "name": "uriparser",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "0.9.6+dfsg-1"
    }
  ],
  "distribution_packages": [
    {
      "name": "uriparser",
      "fixed_version": "0.9.6+dfsg-1",
      "applicability_unknown": true
    },
    {
      "name": "uriparser",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.3-2ubuntu0.1~esm2"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "0.9.3-2"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/USN-5256-2",
      "fixed_version": "0.9.3-2ubuntu0.1~esm2",
      "provider_source": "pypi",
      "provider_record_id": "USN-5256-2",
      "provider_updated_at": "2026-06-29T13:49:35.569035059Z",
      "applicability_unknown": true
    },
    {
      "name": "uriparser",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.3-2ubuntu0.1~esm2"
            }
          ]
        }
      ],
      "release": "pro",
      "versions": [
        "0.9.3-2"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-46141",
      "fixed_version": "0.9.3-2ubuntu0.1~esm2",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2021-46141",
      "provider_updated_at": "2026-04-22T13:04:31.422334Z",
      "applicability_unknown": true
    },
    {
      "name": "uriparser",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.4-1+deb9u2ubuntu0.1"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "0.8.4-1",
        "0.8.4-1+deb9u2build0.18.04.1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2021-46141",
      "fixed_version": "0.8.4-1+deb9u2ubuntu0.1",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2021-46141",
      "provider_updated_at": "2026-04-22T13:04:31.422334Z",
      "applicability_unknown": true
    },
    {
      "name": "uriparser",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.8.4-1+deb9u2ubuntu0.1"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "0.8.4-1",
        "0.8.4-1+deb9u2build0.18.04.1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/USN-5256-1",
      "fixed_version": "0.8.4-1+deb9u2ubuntu0.1",
      "provider_source": "pypi",
      "provider_record_id": "USN-5256-1",
      "provider_updated_at": "2026-04-22T10:20:46.797069Z",
      "applicability_unknown": true
    },
    {
      "name": "uriparser",
      "distro": "opensuse",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0.9.6-1.1"
            }
          ]
        }
      ],
      "release": "tumbleweed",
      "versions": [],
      "ecosystem": "rpm",
      "provider_url": "https://osv.dev/vulnerability/openSUSE-SU-2024:11727-1",
      "fixed_version": "0.9.6-1.1",
      "provider_source": "pypi",
      "provider_record_id": "OPENSUSE-SU-2024:11727-1",
      "provider_updated_at": "2026-02-04T02:24:18.492874Z",
      "applicability_unknown": true
    }
  ]
}

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[liburiparser1]Unknown
Source package: [uriparser]
Details (2)
- 0.9.7+dfsg-2 · amd64 · bookworm
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · bookworm; dsa · uriparser · debian · 12
- 0.9.7+dfsg-2 · arm64 · bookworm
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · bookworm; dsa · uriparser · debian · 12
[liburiparser-dev]Unknown
Source package: [uriparser]
Details (2)
- 0.9.7+dfsg-2 · amd64 · bookworm
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · bookworm; dsa · uriparser · debian · 12
- 0.9.7+dfsg-2 · arm64 · bookworm
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · bookworm; dsa · uriparser · debian · 12
[liburiparser-doc]Unknown
Source package: [uriparser]
Details (2)
- 0.9.7+dfsg-2 · all · bookworm
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · bookworm; dsa · uriparser · debian · 12
- 0.9.7+dfsg-2 · all · bookworm
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · bookworm; dsa · uriparser · debian · 12

[Debian 13 (Trixie)]

[liburiparser1]Unknown
Source package: [uriparser]
Details (2)
- 0.9.8+dfsg-2 · amd64 · trixie
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · 13
- 0.9.8+dfsg-2 · arm64 · trixie
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · 13
[liburiparser-dev]Unknown
Source package: [uriparser]
Details (2)
- 0.9.8+dfsg-2 · amd64 · trixie
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · 13
- 0.9.8+dfsg-2 · arm64 · trixie
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · 13
[liburiparser-doc]Unknown
Source package: [uriparser]
Details (2)
- 0.9.8+dfsg-2 · all · trixie
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · 13
- 0.9.8+dfsg-2 · all · trixie
  Fixed · Fixed: 0.9.6+dfsg-1
  dsa · uriparser · debian · 13

[openSUSE Tumbleweed]

[liburiparser1]Unknown
Source package: [uriparser]
Details (1)
- 1.0.2-2.2 · x86_64 · tumbleweed
  Unknown · Fixed: 0.9.6-1.1
  Version impact unknown
  dsa · uriparser · opensuse · tumbleweed
[liburiparser1-32bit]Unknown
Source package: [uriparser]
Details (1)
- 1.0.2-2.2 · x86_64 · tumbleweed
  Unknown · Fixed: 0.9.6-1.1
  Version impact unknown
  dsa · uriparser · opensuse · tumbleweed
[uriparser]Unknown
Source package: [uriparser]
Details (1)
- 1.0.2-2.2 · x86_64 · tumbleweed
  Fixed · Fixed: 0.9.6-1.1
  dsa · uriparser · opensuse · tumbleweed
[uriparser-devel]Unknown
Source package: [uriparser]
Details (1)
- 1.0.2-2.2 · x86_64 · tumbleweed
  Unknown · Fixed: 0.9.6-1.1
  Version impact unknown
  dsa · uriparser · opensuse · tumbleweed

Observed: Oct 23, 2026, 6:04:09 PM UTC

References

[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]