DEBIAN-CVE-2025-66566

Source
https://security-tracker.debian.org/tracker/CVE-2025-66566
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2025-66566.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2025-66566
Upstream
Published
2025-12-05T18:15:59.580Z
Modified
2025-12-06T11:17:24.271736Z
Severity
  • 8.2 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/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

yawkat LZ4 Java provides LZ4 compression for Java. Insufficient clearing of the output buffer in Java-based decompressor implementations in lz4-java 1.10.0 and earlier allows remote attackers to read previous buffer contents via crafted compressed input. In applications where the output buffer is reused without being cleared, this may lead to disclosure of sensitive data. JNI-based implementations are not affected. This vulnerability is fixed in 1.10.1.

References

Affected packages

Debian:11 / lz4-java

Package

Name
lz4-java
Purl
pkg:deb/debian/lz4-java?arch=source

Affected ranges

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

Affected versions

1.*

1.5.1-3
1.8.0-1
1.8.0-2
1.8.0-3
1.8.0-4

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:12 / lz4-java

Package

Name
lz4-java
Purl
pkg:deb/debian/lz4-java?arch=source

Affected ranges

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

Affected versions

1.*

1.8.0-3
1.8.0-4

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:13 / lz4-java

Package

Name
lz4-java
Purl
pkg:deb/debian/lz4-java?arch=source

Affected ranges

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

Affected versions

1.*

1.8.0-4

Ecosystem specific

{
    "urgency": "not yet assigned"
}

Debian:14 / lz4-java

Package

Name
lz4-java
Purl
pkg:deb/debian/lz4-java?arch=source

Affected ranges

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

Affected versions

1.*

1.8.0-4

Ecosystem specific

{
    "urgency": "not yet assigned"
}