DEBIAN-CVE-2026-1425

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Source
https://security-tracker.debian.org/tracker/CVE-2026-1425
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1425.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-1425
Upstream
Published
2026-01-26T08:16:00.490Z
Modified
2026-02-24T11:40:51.244349Z
Severity
  • 6.3 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/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 security flaw has been discovered in pymumu SmartDNS up to 47.1. This vulnerability affects the function dnsdecoderrhead/dnsdecodeSVCBHTTPS of the file src/dns.c of the component SVBC Record Parser. The manipulation results in stack-based buffer overflow. It is possible to launch the attack remotely. A high complexity level is associated with this attack. It is stated that the exploitability is difficult. The patch is identified as 2d57c4b4e1add9b4537aeb403f794a084727e1c8. Applying a patch is advised to resolve this issue.

References

Affected packages

Debian:11 / smartdns

Package

Name
smartdns
Purl
pkg:deb/debian/smartdns?arch=source

Affected ranges

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

Affected versions

33+dfsg-2.*
33+dfsg-2.1
Other
35+dfsg-1
36+dfsg-1
39+dfsg-1
40+dfsg-1
42+dfsg-1
43+dfsg-1
45+dfsg-1
46+dfsg-1
36.*
36.1+dfsg-1~bpo11+1
36.1+dfsg-1
38.*
38.1+dfsg-1
46.*
46.1+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1425.json"

Debian:12 / smartdns

Package

Name
smartdns
Purl
pkg:deb/debian/smartdns?arch=source

Affected ranges

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

Affected versions

Other
40+dfsg-1
42+dfsg-1
43+dfsg-1
45+dfsg-1
46+dfsg-1
46.*
46.1+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1425.json"

Debian:13 / smartdns

Package

Name
smartdns
Purl
pkg:deb/debian/smartdns?arch=source

Affected ranges

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

Affected versions

46.*
46.1+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1425.json"

Debian:14 / smartdns

Package

Name
smartdns
Purl
pkg:deb/debian/smartdns?arch=source

Affected ranges

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

Affected versions

46.*
46.1+dfsg-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-1425.json"