DEBIAN-CVE-2026-123976

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Source
https://security-tracker.debian.org/tracker/CVE-2026-123976
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-123976.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-123976
Upstream
Published
2026-11-06T18:18:05Z
Modified
2026-11-07T05:00:07Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

EDFbrowser before 2.16 contains an out-of-bounds write vulnerability in check_edf_file() that allows attackers to overflow the 256-element annot_ch array by supplying excessive annotation signals. Attackers can craft an EDF+ or BDF+ file with more than 256 annotation signals to overwrite edfhdrblock members, including the signal parameter pointer, crashing the application when opened.

References

Affected packages

Debian:12 / edfbrowser

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.00+dfsg-1
2.04+dfsg-1
2.05+dfsg-1
2.05+dfsg-2
2.06+dfsg-1
2.07+dfsg-1
2.09+dfsg-1
2.10+dfsg-1
2.11+dfsg-1
2.12+dfsg-1
2.13+dfsg-1
2.14+dfsg-1
2.15+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-123976.json"

Debian:13 / edfbrowser

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.12+dfsg-1
2.13+dfsg-1
2.14+dfsg-1
2.15+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-123976.json"

Debian:14 / edfbrowser

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.12+dfsg-1
2.13+dfsg-1
2.14+dfsg-1
2.15+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-123976.json"