DEBIAN-CVE-2026-20889

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Source
https://security-tracker.debian.org/tracker/CVE-2026-20889
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-20889.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-20889
Upstream
Published
2026-04-07T15:17:35Z
Modified
2026-09-14T17:03:19Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Debian:12 / libraw

Package

Name
libraw
Purl
pkg:deb/debian/libraw?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.20.2-2.1+deb12u2

Affected versions

0.*
0.20.2-2.1
0.20.2-2.1+deb12u1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-20889.json"

Debian:13 / libraw

Package

Name
libraw
Purl
pkg:deb/debian/libraw?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.21.4-2+deb13u1

Affected versions

0.*
0.21.4-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-20889.json"

Debian:14 / libraw

Package

Name
libraw
Purl
pkg:deb/debian/libraw?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
0.22.1-1

Affected versions

0.*
0.21.4-2
0.21.4-3~exp1
0.21.4-3~exp2
0.21.5b-1
0.22.0-1~exp1
0.22.1-1~exp1
0.22.1-1~exp2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-20889.json"