USN-7824-3

Benny Isaacs, Nir Brakha, and Sagi Tzadik discovered that Redis incorrectly handled memory when running Lua scripts. An authenticated attacker could use this vulnerability to trigger a use-after-free condition, and potentially achieve remote code execution on the Redis server.

References

Affected packages

Ubuntu:22.04:LTS / redis

Package

Name: redis
Purl: pkg:deb/ubuntu/redis@5:6.0.16-1ubuntu1.1?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

5:6.0.16-1ubuntu1.1

Affected versions

5:6.*

5:6.0.15-1

5:6.0.16-1

5:6.0.16-1build1

5:6.0.16-1ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "redis",
            "binary_version": "5:6.0.16-1ubuntu1.1"
        },
        {
            "binary_name": "redis-sentinel",
            "binary_version": "5:6.0.16-1ubuntu1.1"
        },
        {
            "binary_name": "redis-server",
            "binary_version": "5:6.0.16-1ubuntu1.1"
        },
        {
            "binary_name": "redis-tools",
            "binary_version": "5:6.0.16-1ubuntu1.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2025-49844",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "high"
                }
            ]
        }
    ]
}