DEBIAN-CVE-2026-57053

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Source
https://security-tracker.debian.org/tracker/CVE-2026-57053
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-57053.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-57053
Upstream
  • CVE-2026-57053
Published
2026-06-23T18:18:10Z
Modified
2026-09-14T17:03:46Z
Severity
  • 2.5 (Low) CVSS_V3 - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
Summary
[none]
Details

GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna_to_unicode_internal. The affected code is not present in libidn2.

References

Affected packages

Debian:12 / libidn

Package

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

Affected ranges

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

Affected versions

1.*
1.41-1
1.42-1
1.42-2
1.42-3
1.43-1
1.43-2
1.43-3
1.44-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-57053.json"

Debian:13 / libidn

Package

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

Affected ranges

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

Affected versions

1.*
1.43-1
1.43-2
1.43-3
1.44-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-57053.json"

Debian:14 / libidn

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
1.44-1

Affected versions

1.*
1.43-1
1.43-2
1.43-3

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-57053.json"