USN-5346-1

It was discovered that the ICMPv6 implementation in the Linux kernel did not properly deallocate memory in certain situations. A remote attacker could possibly use this to cause a denial of service (memory exhaustion).

References

Affected packages

Ubuntu:20.04:LTS / linux-oem-5.14

Package

Name: linux-oem-5.14
Purl: pkg:deb/ubuntu/linux-oem-5.14@5.14.0-1029.32?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

5.14.0-1029.32

Affected versions

5.*

5.14.0-1004.4

5.14.0-1005.5

5.14.0-1007.7

5.14.0-1008.8

5.14.0-1010.10

5.14.0-1011.11

5.14.0-1013.13

5.14.0-1018.19

5.14.0-1020.22

5.14.0-1022.24

5.14.0-1024.26

5.14.0-1027.30

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-buildinfo-5.14.0-1029-oem"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-headers-5.14.0-1029-oem"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-image-unsigned-5.14.0-1029-oem"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-modules-5.14.0-1029-oem"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-oem-5.14-headers-5.14.0-1029"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-oem-5.14-tools-5.14.0-1029"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-oem-5.14-tools-host"
        },
        {
            "binary_version": "5.14.0-1029.32",
            "binary_name": "linux-tools-5.14.0-1029-oem"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ],
            "id": "CVE-2022-0742"
        }
    ]
}