==========================================================================
Ubuntu Security Notice USN-6961-1
August 14, 2024
busybox vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 24.04 LTS
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
Summary:
Several security issues were fixed in BusyBox.
Software Description:
- busybox: Tiny utilities for small and embedded systems
Details:
It was discovered that BusyBox did not properly validate user input when
performing certain arithmetic operations. If a user or automated system
were tricked into processing a specially crafted file, an attacker could
possibly use this issue to cause a denial of service, or execute arbitrary
code. (CVE-2022-48174)
It was discovered that BusyBox incorrectly managed memory when evaluating
certain awk expressions. An attacker could possibly use this issue to cause
a denial of service, or execute arbitrary code. This issue only affected
Ubuntu 24.04 LTS. (CVE-2023-42363, CVE-2023-42364, CVE-2023-42365)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 24.04 LTS
   busybox                         1:1.36.1-6ubuntu3.1
   busybox-initramfs               1:1.36.1-6ubuntu3.1
   busybox-static                  1:1.36.1-6ubuntu3.1
Ubuntu 22.04 LTS
   busybox                         1:1.30.1-7ubuntu3.1
   busybox-initramfs               1:1.30.1-7ubuntu3.1
   busybox-static                  1:1.30.1-7ubuntu3.1
Ubuntu 20.04 LTS
   busybox                         1:1.30.1-4ubuntu6.5
   busybox-initramfs               1:1.30.1-4ubuntu6.5
   busybox-static                  1:1.30.1-4ubuntu6.5
In general, a standard system update will make all the necessary changes.
References:
   https://ubuntu.com/security/notices/USN-6961-1
   CVE-2022-48174, CVE-2023-42363, CVE-2023-42364, CVE-2023-42365
Package Information:
   https://launchpad.net/ubuntu/+source/busybox/1:1.36.1-6ubuntu3.1
   https://launchpad.net/ubuntu/+source/busybox/1:1.30.1-7ubuntu3.1
   https://launchpad.net/ubuntu/+source/busybox/1:1.30.1-4ubuntu6.5