UBUNTU-CVE-2025-29476

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Source
https://ubuntu.com/security/CVE-2025-29476
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-29476.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-29476
Upstream
Published
2025-04-04T18:15:00Z
Modified
2026-01-20T18:52:52.523283Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Buffer Overflow vulnerability in compresschunkfuzzer with oss-fuzz on commit 16450518afddcb3139de627157208e49bfef6987 in c-blosc2 v.2.17.0 and before.

References

Affected packages

Ubuntu:24.04:LTS / c-blosc2

Package

Name
c-blosc2
Purl
pkg:deb/ubuntu/c-blosc2@2.13.1+ds-1.1ubuntu2?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*
2.12.0+ds-1
2.12.0+ds-2
2.13.1+ds-1
2.13.1+ds-1ubuntu1
2.13.1+ds-1.1ubuntu1
2.13.1+ds-1.1ubuntu2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libblosc2-2t64",
            "binary_version": "2.13.1+ds-1.1ubuntu2"
        },
        {
            "binary_name": "libblosc2-dev",
            "binary_version": "2.13.1+ds-1.1ubuntu2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-29476.json"

Ubuntu:25.10 / c-blosc2

Package

Name
c-blosc2
Purl
pkg:deb/ubuntu/c-blosc2@2.17.1+ds-2?arch=source&distro=questing

Affected ranges

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

Affected versions

2.*
2.16.0+ds-1
2.17.1+ds-1
2.17.1+ds-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libblosc2-4",
            "binary_version": "2.17.1+ds-2"
        },
        {
            "binary_name": "libblosc2-dev",
            "binary_version": "2.17.1+ds-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-29476.json"