DEBIAN-CVE-2026-42505

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Source
https://security-tracker.debian.org/tracker/CVE-2026-42505
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42505.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-42505
Upstream
Published
2026-07-08T17:17:21Z
Modified
2026-09-17T08:47:35Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
Summary
[none]
Details

Handshakes which used Encrypted Client Hello could be de-anonymized by a passive network observer due to a disclosure of pre-shared key identities in the unencrypted client hello.

References

Affected packages

Debian:13 / golang-1.24

Package

Name
golang-1.24
Purl
pkg:deb/debian/golang-1.24?arch=source&distro=trixie

Affected ranges

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

Affected versions

1.*
1.24.4-1
1.24.4-2
1.24.4-3
1.24.4-4
1.24.7-1
1.24.8-1
1.24.9-1
1.24.12-1
1.24.13-1
1.24.13-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42505.json"

Debian:14 / golang-1.25

Package

Name
golang-1.25
Purl
pkg:deb/debian/golang-1.25?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.25.12-1

Affected versions

1.*
1.25.0-1
1.25.0-2
1.25.1-1
1.25.2-1
1.25.3-1
1.25.6-1
1.25.7-1
1.25.7-2
1.25.8-1
1.25.9-1
1.25.10-1~bpo13+1
1.25.10-1
1.25.10-2~bpo13+1
1.25.10-2
1.25.11-1~bpo13+1
1.25.11-1
1.25.12-1~bpo13+1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42505.json"

Debian:14 / golang-1.26

Package

Name
golang-1.26
Purl
pkg:deb/debian/golang-1.26?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.26.5-1

Affected versions

1.*
1.26~rc2-1
1.26~rc3-1
1.26~rc3-2
1.26.0-1
1.26.1-1
1.26.2-1
1.26.2-2
1.26.2-3
1.26.3-1~bpo13+1
1.26.3-1
1.26.3-2~bpo13+1
1.26.3-2
1.26.4-1~bpo13+1
1.26.4-1
1.26.5-1~bpo13+1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42505.json"

Debian:14 / golang-1.27

Package

Name
golang-1.27
Purl
pkg:deb/debian/golang-1.27?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.27~rc2-1

Affected versions

1.*
1.27~rc1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42505.json"