USN-8866-1

It was discovered that Redis did not properly manage memory when handling the TLS pending-data list. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2026-81934)

It was discovered that Redis incorrectly handled certain inputs when processing cluster bus packets. A remote attacker could possibly use this issue to expose sensitive information or cause a denial of service. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. (CVE-2026-92925)

References

Affected packages

Ubuntu:22.04:LTS / redis

Package

Name: redis
Purl: pkg:deb/ubuntu/redis?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5:6.0.16-1ubuntu1.2

Affected versions

5:6.*

5:6.0.15-1

5:6.0.16-1

5:6.0.16-1build1

5:6.0.16-1ubuntu1

5:6.0.16-1ubuntu1.1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "redis",
            "binary_version": "5:6.0.16-1ubuntu1.2"
        },
        {
            "binary_name": "redis-sentinel",
            "binary_version": "5:6.0.16-1ubuntu1.2"
        },
        {
            "binary_name": "redis-server",
            "binary_version": "5:6.0.16-1ubuntu1.2"
        },
        {
            "binary_name": "redis-tools",
            "binary_version": "5:6.0.16-1ubuntu1.2"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2026-81934",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
                    "type": "CVSS_V4"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:22.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8866-1.json"

Ubuntu:24.04:LTS / redis

Package

Name: redis
Purl: pkg:deb/ubuntu/redis?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5:7.0.15-1ubuntu0.24.04.5

Affected versions

5:7.*

5:7.0.12-1

5:7.0.14-1

5:7.0.14-2

5:7.0.15-1

5:7.0.15-1build1

5:7.0.15-1build2

5:7.0.15-1ubuntu0.24.04.1

5:7.0.15-1ubuntu0.24.04.2

5:7.0.15-1ubuntu0.24.04.3

5:7.0.15-1ubuntu0.24.04.4

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "redis",
            "binary_version": "5:7.0.15-1ubuntu0.24.04.5"
        },
        {
            "binary_name": "redis-sentinel",
            "binary_version": "5:7.0.15-1ubuntu0.24.04.5"
        },
        {
            "binary_name": "redis-server",
            "binary_version": "5:7.0.15-1ubuntu0.24.04.5"
        },
        {
            "binary_name": "redis-tools",
            "binary_version": "5:7.0.15-1ubuntu0.24.04.5"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2026-81934",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
                    "type": "CVSS_V4"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-92925",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8866-1.json"

Ubuntu:26.04:LTS / redis

Package

Name: redis
Purl: pkg:deb/ubuntu/redis?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

5:8.0.5-1ubuntu0.1

Affected versions

5:8.*

5:8.0.2-3build1

5:8.0.2-3ubuntu0.25.10.1

5:8.0.5-1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "redis",
            "binary_version": "5:8.0.5-1ubuntu0.1"
        },
        {
            "binary_name": "redis-sentinel",
            "binary_version": "5:8.0.5-1ubuntu0.1"
        },
        {
            "binary_name": "redis-server",
            "binary_version": "5:8.0.5-1ubuntu0.1"
        },
        {
            "binary_name": "redis-tools",
            "binary_version": "5:8.0.5-1ubuntu0.1"
        }
    ]
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2026-81934",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:4.0/AV:A/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
                    "type": "CVSS_V4"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        },
        {
            "id": "CVE-2026-92925",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:26.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8866-1.json"