CVE catalog

CVE-2018-1000878

libarchive affected and fixed versions

libarchive version commit 416694915449219d505531b1096384f3237dd6cc onwards (release v3.1.0 onwards) contains a CWE-416: Use After Free vulnerability in RAR decoder - libarchive/archive_read_support_format_rar.c that can result in Crash/DoS - it is unknown if RCE is possible. This attack appear to be exploitable via the victim must open a specially crafted RAR archive.

Severity: High · CVSS 7CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: Nov 20, 2018, 12:00:00 AM UTC
Source: [NVD] · [CVE record]
EPSS: 4.45% · Oct 27, 2026

Projects and upstream resources

[libarchive][Source-reported homepage]

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	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debiantrixie	libarchive	`3.7.4-4+deb13u1`	Fixed	[CVE-2018-1000878]
Debiansid	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debiansid	libarchive	`3.8.10-2`	Fixed	[CVE-2018-1000878]
Debianforky	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debianforky	libarchive	`3.8.9-1`	Fixed	[CVE-2018-1000878]
Debianbookworm-security	libarchive	`3.6.2-1+deb12u5`	Fixed	[CVE-2018-1000878]
Debianbookworm	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debianbookworm	libarchive	`3.6.2-1+deb12u4`	Fixed	[CVE-2018-1000878]

Showing 9 fix observations. All 28 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	libarchive	`3.3.3-2`	UnknownSource applicability is not established	Provider not reported
Debianbookworm	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debianbookworm	libarchive	`3.6.2-1+deb12u4`	Fixed	[CVE-2018-1000878]
Debianbookworm-security	libarchive	`3.6.2-1+deb12u5`	Fixed	[CVE-2018-1000878]
Debianforky	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debianforky	libarchive	`3.8.9-1`	Fixed	[CVE-2018-1000878]
Debiansid	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debiansid	libarchive	`3.8.10-2`	Fixed	[CVE-2018-1000878]
Debiantrixie	libarchive	`3.3.3-2`	FixedDistribution-reported fixed boundary	[CVE-2018-1000878]
Debiantrixie	libarchive	`3.7.4-4+deb13u1`	Fixed	[CVE-2018-1000878]
Ubuntu14.04	libarchive	`3.1.2-5ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2.2`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2.3`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2.4`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2.6`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu14.04	libarchive	`3.1.2-7ubuntu2.7`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu16.04	libarchive	`3.1.2-11build1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu16.04	libarchive	`3.1.2-11ubuntu0.16.04.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu16.04	libarchive	`3.1.2-11ubuntu0.16.04.2`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu16.04	libarchive	`3.1.2-11ubuntu0.16.04.3`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu16.04	libarchive	`3.1.2-11ubuntu0.16.04.4`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu16.04	libarchive	`3.1.2-11ubuntu0.16.04.5`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu18.04	libarchive	`3.2.2-3.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu18.04	libarchive	`3.2.2-3.1ubuntu0.1`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC
Ubuntu18.04	libarchive	`3.2.2-3.1ubuntu0.2`	UnknownSource applicability is not established	[UBUNTU-CVE-2018-1000878]Apr 22, 2026, 11:39:25 AM UTC

Original provider fields

{
  "package_releases": [
    {
      "name": "libarchive",
      "status": "fixed",
      "release": "sid",
      "version": "3.8.10-2"
    },
    {
      "name": "libarchive",
      "status": "fixed",
      "release": "forky",
      "version": "3.8.9-1"
    },
    {
      "name": "libarchive",
      "status": "fixed",
      "release": "trixie",
      "version": "3.7.4-4+deb13u1"
    },
    {
      "name": "libarchive",
      "status": "fixed",
      "release": "bookworm",
      "version": "3.6.2-1+deb12u4"
    },
    {
      "name": "libarchive",
      "status": "fixed",
      "release": "bookworm-security",
      "version": "3.6.2-1+deb12u5"
    }
  ],
  "fixed_versions": [
    {
      "bug": 916963,
      "name": "libarchive",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "3.3.3-2"
    },
    {
      "bug": 916963,
      "name": "libarchive",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "3.3.3-2"
    },
    {
      "bug": 916963,
      "name": "libarchive",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "3.3.3-2"
    },
    {
      "bug": 916963,
      "name": "libarchive",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "3.3.3-2"
    }
  ],
  "distribution_packages": [
    {
      "name": "libarchive",
      "fixed_version": "3.3.3-2",
      "applicability_unknown": true
    },
    {
      "name": "libarchive",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.2-7ubuntu2.7"
            }
          ]
        }
      ],
      "release": "14.04",
      "versions": [
        "3.1.2-5ubuntu1",
        "3.1.2-7ubuntu1",
        "3.1.2-7ubuntu2",
        "3.1.2-7ubuntu2.1",
        "3.1.2-7ubuntu2.2",
        "3.1.2-7ubuntu2.3",
        "3.1.2-7ubuntu2.4",
        "3.1.2-7ubuntu2.6"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2018-1000878",
      "fixed_version": "3.1.2-7ubuntu2.7",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2018-1000878",
      "provider_updated_at": "2026-04-22T11:39:25.234314Z",
      "applicability_unknown": true
    },
    {
      "name": "libarchive",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.1.2-11ubuntu0.16.04.5"
            }
          ]
        }
      ],
      "release": "16.04",
      "versions": [
        "3.1.2-11build1",
        "3.1.2-11ubuntu0.16.04.1",
        "3.1.2-11ubuntu0.16.04.2",
        "3.1.2-11ubuntu0.16.04.3",
        "3.1.2-11ubuntu0.16.04.4"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2018-1000878",
      "fixed_version": "3.1.2-11ubuntu0.16.04.5",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2018-1000878",
      "provider_updated_at": "2026-04-22T11:39:25.234314Z",
      "applicability_unknown": true
    },
    {
      "name": "libarchive",
      "distro": "ubuntu",
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.2.2-3.1ubuntu0.2"
            }
          ]
        }
      ],
      "release": "18.04",
      "versions": [
        "3.2.2-3.1",
        "3.2.2-3.1ubuntu0.1"
      ],
      "ecosystem": "deb",
      "provider_url": "https://osv.dev/vulnerability/UBUNTU-CVE-2018-1000878",
      "fixed_version": "3.2.2-3.1ubuntu0.2",
      "provider_source": "pypi",
      "provider_record_id": "UBUNTU-CVE-2018-1000878",
      "provider_updated_at": "2026-04-22T11:39:25.234314Z",
      "applicability_unknown": true
    }
  ]
}

[Debian bug #916963]

OpenFactory catalog packages

Matching against OpenFactory catalog package versions is in progress.

[Debian 12 (Bookworm)]

[libarchive13]Unknown
Source package: [libarchive]
Details (4)
- 3.6.2-1+deb12u4 · amd64 · bookworm
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u4 · arm64 · bookworm
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u5 · amd64 · bookworm-security
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u5 · arm64 · bookworm-security
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
[libarchive-dev]Unknown
Source package: [libarchive]
Details (4)
- 3.6.2-1+deb12u4 · amd64 · bookworm
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u4 · arm64 · bookworm
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u5 · amd64 · bookworm-security
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u5 · arm64 · bookworm-security
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
[libarchive-tools]Unknown
Source package: [libarchive]
Details (4)
- 3.6.2-1+deb12u4 · amd64 · bookworm
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u4 · arm64 · bookworm
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u5 · amd64 · bookworm-security
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12
- 3.6.2-1+deb12u5 · arm64 · bookworm-security
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · bookworm; dsa · libarchive · debian · 12

[Debian 13 (Trixie)]

[libarchive13t64]Unknown
Source package: [libarchive]
Details (2)
- 3.7.4-4+deb13u1 · amd64 · trixie
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · 13
- 3.7.4-4+deb13u1 · arm64 · trixie
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · 13
[libarchive-dev]Unknown
Source package: [libarchive]
Details (2)
- 3.7.4-4+deb13u1 · amd64 · trixie
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · 13
- 3.7.4-4+deb13u1 · arm64 · trixie
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · 13
[libarchive-tools]Unknown
Source package: [libarchive]
Details (2)
- 3.7.4-4+deb13u1 · amd64 · trixie
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · 13
- 3.7.4-4+deb13u1 · arm64 · trixie
  Fixed · Fixed: 3.3.3-2
  dsa · libarchive · debian · 13

Observed: Oct 23, 2026, 5:32:39 PM UTC

References

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