DEBIAN-CVE-2026-78161

Source
https://security-tracker.debian.org/tracker/CVE-2026-78161
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-78161.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-78161
Upstream
Published
2026-08-24T01:16:57Z
Modified
2026-09-14T17:03:34Z
Severity
  • 5.5 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X CVSS Calculator
Summary
[none]
Details

A vulnerability was found in warmcat libwebsockets 4.5.0. Impacted is the function report_raw_cbor of the file lib/misc/lecp.c of the component LECP CBOR Recording. The manipulation results in out-of-bounds write. The attack can be launched remotely. The exploit has been made public and could be used. The patch is identified as 1d44554a1bb262db63ff4e240152a9deecd99054. It is best practice to apply a patch to resolve this issue.

References

Affected packages

Debian:13 / libwebsockets

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.3.5-1+deb13u2

Affected versions

4.*
4.3.5-1
4.3.5-1+deb13u1

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-78161.json"

Debian:14 / libwebsockets

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
4.3.5-6

Affected versions

4.*
4.3.5-1
4.3.5-2
4.3.5-3
4.3.5-4
4.3.5-4.1
4.3.5-5

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-78161.json"