Catalogue CVE

CVE-2026-20889

A heap-based buffer overflow vulnerability exists in…

A heap-based buffer overflow vulnerability exists in the x3f_thumb_loader functionality of LibRaw Commit d20315b. A specially crafted malicious file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.

Gravité: Critical · CVSS 9.8
Published: Apr 7, 2026, 1:49:27 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.80% · Oct 27, 2026

Projects and upstream resources

[libraw][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	libraw	`0.21.4-2+deb13u1`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]
Debiansid	libraw	`0.22.1-1`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]
Debianforky	libraw	`0.22.1-1`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]
Debianbookworm-security	libraw	`0.20.2-2.1+deb12u2`	Fixed	[CVE-2026-20889]
Debianbookworm	libraw	`0.20.2-2.1+deb12u2`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]

Showing 5 fix observations. All 12 observations, including unknown and conflicting reports, are available below.

Provider details and historical evidence

Distribution / release	Package	Version	Status	Source
UnknownRelease not reported	libraw	Not reported	UnknownSource applicability is not established	Provider not reported
UnknownRelease not reported	libraw	`0.21.2-2.1ubuntu0.24.04.2`	UnknownSource applicability is not established	Provider not reported
UnknownRelease not reported	libraw-bin	`0.21.2-2.1ubuntu0.24.04.2`	UnknownSource applicability is not established	Provider not reported
UnknownRelease not reported	libraw-dev	`0.21.2-2.1ubuntu0.24.04.2`	UnknownSource applicability is not established	Provider not reported
UnknownRelease not reported	libraw-doc	`0.21.2-2.1ubuntu0.24.04.2`	UnknownSource applicability is not established	Provider not reported
UnknownRelease not reported	libraw23t64	`0.21.2-2.1ubuntu0.24.04.2`	UnknownSource applicability is not established	Provider not reported
Debianbookworm	libraw	`0.20.2-2.1+deb12u1`	Affected	[CVE-2026-20889]
Debianbookworm	libraw	`0.20.2-2.1+deb12u2`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]
Debianbookworm-security	libraw	`0.20.2-2.1+deb12u2`	Fixed	[CVE-2026-20889]
Debianforky	libraw	`0.22.1-1`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]
Debiansid	libraw	`0.22.1-1`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]
Debiantrixie	libraw	`0.21.4-2+deb13u1`	FixedDistribution-reported fixed boundary	[CVE-2026-20889]

Original provider fields

{
  "package_releases": [
    {
      "name": "libraw",
      "status": "fixed",
      "release": "sid",
      "version": "0.22.1-1"
    },
    {
      "name": "libraw",
      "status": "fixed",
      "release": "forky",
      "version": "0.22.1-1"
    },
    {
      "name": "libraw",
      "status": "fixed",
      "release": "trixie",
      "version": "0.21.4-2+deb13u1"
    },
    {
      "name": "libraw",
      "status": "vulnerable",
      "release": "bookworm",
      "version": "0.20.2-2.1+deb12u1"
    },
    {
      "name": "libraw",
      "status": "fixed",
      "release": "bookworm-security",
      "version": "0.20.2-2.1+deb12u2"
    }
  ],
  "fixed_versions": [
    {
      "bug": 1133845,
      "name": "libraw",
      "type": "source",
      "origin": null,
      "release": "sid",
      "urgency": "not yet assigned",
      "fixed_version": "0.22.1-1"
    },
    {
      "bug": 1133845,
      "name": "libraw",
      "type": "source",
      "origin": null,
      "release": "forky",
      "urgency": "not yet assigned",
      "fixed_version": "0.22.1-1"
    },
    {
      "bug": 1133845,
      "name": "libraw",
      "type": "source",
      "origin": null,
      "release": "trixie",
      "urgency": "not yet assigned",
      "fixed_version": "0.21.4-2+deb13u1"
    },
    {
      "bug": 1133845,
      "name": "libraw",
      "type": "source",
      "origin": null,
      "release": "bookworm",
      "urgency": "not yet assigned",
      "fixed_version": "0.20.2-2.1+deb12u2"
    }
  ],
  "distribution_packages": [
    {
      "name": "libraw",
      "fixed_version": "0.21.2-2.1ubuntu0.24.04.2",
      "applicability_unknown": true
    },
    {
      "name": "libraw-bin",
      "fixed_version": "0.21.2-2.1ubuntu0.24.04.2",
      "applicability_unknown": true
    },
    {
      "name": "libraw-dev",
      "fixed_version": "0.21.2-2.1ubuntu0.24.04.2",
      "applicability_unknown": true
    },
    {
      "name": "libraw-doc",
      "fixed_version": "0.21.2-2.1ubuntu0.24.04.2",
      "applicability_unknown": true
    },
    {
      "name": "libraw23t64",
      "fixed_version": "0.21.2-2.1ubuntu0.24.04.2",
      "applicability_unknown": true
    },
    {
      "name": "libraw",
      "fixed_version": "",
      "applicability_unknown": true
    }
  ]
}

[Debian bug #1133845]

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libraw20]Inconnu
Paquet source: [libraw]
Détails (4)
- 0.20.2-2.1+deb12u1 · amd64 · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u1 · arm64 · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · amd64 · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · arm64 · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
[libraw-bin]Inconnu
Paquet source: [libraw]
Détails (4)
- 0.20.2-2.1+deb12u1 · amd64 · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u1 · arm64 · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · amd64 · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · arm64 · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
[libraw-dev]Inconnu
Paquet source: [libraw]
Détails (4)
- 0.20.2-2.1+deb12u1 · amd64 · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u1 · arm64 · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · amd64 · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · arm64 · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
[libraw-doc]Inconnu
Paquet source: [libraw]
Détails (4)
- 0.20.2-2.1+deb12u1 · all · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u1 · all · bookworm
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · all · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.20.2-2.1+deb12u2 · all · bookworm-security
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14

[Debian 13 (Trixie)]

[libraw23t64]Inconnu
Paquet source: [libraw]
Détails (2)
- 0.21.4-2 · amd64 · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.21.4-2 · arm64 · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
[libraw-bin]Inconnu
Paquet source: [libraw]
Détails (2)
- 0.21.4-2 · amd64 · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.21.4-2 · arm64 · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
[libraw-dev]Inconnu
Paquet source: [libraw]
Détails (2)
- 0.21.4-2 · amd64 · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.21.4-2 · arm64 · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
[libraw-doc]Inconnu
Paquet source: [libraw]
Détails (2)
- 0.21.4-2 · all · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14
- 0.21.4-2 · all · trixie
  Inconnu · Corrigée: 0.20.2-2.1+deb12u2, 0.21.4-2+deb13u1, 0.22.1-1
  Version impact unknown
  nvd · libraw · debian · bookworm; pypi · libraw · debian · 12; pypi · libraw · debian · 13; pypi · libraw · debian · 14

Observé: Oct 29, 2026, 10:55:25 AM UTC

Références

[Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]