DEBIAN-CVE-2025-15536

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Source
https://security-tracker.debian.org/tracker/CVE-2025-15536
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15536.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2025-15536
Upstream
Published
2026-01-18T09:15:46.960Z
Modified
2026-03-17T02:51:13.089290Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

A weakness has been identified in BYVoid OpenCC up to 1.1.9. This vulnerability affects the function opencc::MaxMatchSegmentation of the file src/MaxMatchSegmentation.cpp. This manipulation causes heap-based buffer overflow. The attack is restricted to local execution. The exploit has been made available to the public and could be used for attacks. Patch name: 345c9a50ab07018f1b4439776bad78a0d40778ec. To fix this issue, it is recommended to deploy a patch.

References

Affected packages

Debian:11 / opencc

Package

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

Affected ranges

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

Affected versions

1.*
1.1.1+git20200624+ds2-10
1.1.3+ds1-1
1.1.3+ds1-2
1.1.3+ds1-3
1.1.3+ds1-4
1.1.3+ds1-5
1.1.4+ds1-1
1.1.4+ds1-2
1.1.4+ds1-3
1.1.4+ds1-4
1.1.5+ds1-1
1.1.6+ds1-1
1.1.6+ds1-2
1.1.7+ds1-1
1.1.8+ds1-1~exp1
1.1.8+ds1-1
1.1.8+ds1-2
1.1.8+ds1-3
1.1.9+ds1-1~exp1
1.1.9+ds1-1
1.1.9+ds1-2
1.1.9+ds1-3~exp1
1.1.9+ds1-3
1.1.9+ds1-4
1.2.0+ds1-1~exp1
1.2.0+ds1-1~exp2
1.2.0+ds1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15536.json"

Debian:12 / opencc

Package

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

Affected ranges

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

Affected versions

1.*
1.1.6+ds1-1
1.1.6+ds1-2
1.1.7+ds1-1
1.1.8+ds1-1~exp1
1.1.8+ds1-1
1.1.8+ds1-2
1.1.8+ds1-3
1.1.9+ds1-1~exp1
1.1.9+ds1-1
1.1.9+ds1-2
1.1.9+ds1-3~exp1
1.1.9+ds1-3
1.1.9+ds1-4
1.2.0+ds1-1~exp1
1.2.0+ds1-1~exp2
1.2.0+ds1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15536.json"

Debian:13 / opencc

Package

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

Affected ranges

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

Affected versions

1.*
1.1.9+ds1-1
1.1.9+ds1-2
1.1.9+ds1-3~exp1
1.1.9+ds1-3
1.1.9+ds1-4
1.2.0+ds1-1~exp1
1.2.0+ds1-1~exp2
1.2.0+ds1-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15536.json"

Debian:14 / opencc

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.1.9+ds1-4

Affected versions

1.*
1.1.9+ds1-1
1.1.9+ds1-2
1.1.9+ds1-3~exp1
1.1.9+ds1-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-15536.json"