UBUNTU-CVE-2021-42383

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Source

https://ubuntu.com/security/CVE-2021-42383

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-42383.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-42383

Related

CVE-2021-42383

Published

2021-11-15T21:15:00Z

Modified

2021-11-15T21:15:00Z

Severity

7.2 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H CVSS Calculator

Summary

[none]

Details

A use-after-free in Busybox's awk applet leads to denial of service and possibly code execution when processing a crafted awk pattern in the evaluate function

References

Affected packages

Ubuntu:18.04:LTS / busybox

Package

Name: busybox
Purl: pkg:deb/ubuntu/busybox?arch=src?distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:1.27.2-2ubuntu3.3

Affected versions

1:1.*

1:1.22.0-19ubuntu2

1:1.27.2-1ubuntu3

1:1.27.2-1ubuntu4

1:1.27.2-2ubuntu2

1:1.27.2-2ubuntu3

1:1.27.2-2ubuntu3.1

1:1.27.2-2ubuntu3.2

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "low",
    "binaries": [
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-dbgsym"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-initramfs"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-initramfs-dbgsym"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-static"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-static-dbgsym"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-syslogd"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "busybox-udeb"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "udhcpc"
        },
        {
            "binary_version": "1:1.27.2-2ubuntu3.3",
            "binary_name": "udhcpd"
        }
    ]
}

Ubuntu:20.04:LTS / busybox

Package

Name: busybox
Purl: pkg:deb/ubuntu/busybox?arch=src?distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:1.30.1-4ubuntu6.3

Affected versions

1:1.*

1:1.30.1-4ubuntu4

1:1.30.1-4ubuntu5

1:1.30.1-4ubuntu6

1:1.30.1-4ubuntu6.1

1:1.30.1-4ubuntu6.2

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "low",
    "binaries": [
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-dbgsym"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-initramfs"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-initramfs-dbgsym"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-static"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-static-dbgsym"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-syslogd"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "busybox-udeb"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "udhcpc"
        },
        {
            "binary_version": "1:1.30.1-4ubuntu6.3",
            "binary_name": "udhcpd"
        }
    ]
}

Ubuntu:22.04:LTS / busybox

Package

Name: busybox
Purl: pkg:deb/ubuntu/busybox?arch=src?distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1:1.30.1-6ubuntu3

Ecosystem specific

{
    "availability": "No subscription required",
    "ubuntu_priority": "low",
    "binaries": [
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox-dbgsym"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox-initramfs"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox-initramfs-dbgsym"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox-static"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox-static-dbgsym"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "busybox-syslogd"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "udhcpc"
        },
        {
            "binary_version": "1:1.30.1-6ubuntu3",
            "binary_name": "udhcpd"
        }
    ]
}