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USN-6335-1: BusyBox vulnerabilities


Severity

Medium

Vendor

VMware Tanzu

Versions Affected

  • Canonical Ubuntu 16.04
  • Canonical Ubuntu 18.04

Description

It was discovered that BusyBox incorrectly handled certain malformed gzip archives. If a user or automated system were tricked into processing a specially crafted gzip archive, a remote attacker could use this issue to cause BusyBox to crash, resulting in a denial of service, or execute arbitrary code. This issue only affected Ubuntu 14.04 LTS. (CVE-2021-28831) 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 BusyBox to crash, resulting in a denial of service, or execute arbitrary code. (CVE-2022-48174) Update Instructions: Run `sudo pro fix USN-6335-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: busybox - 1:1.22.0-15ubuntu1.4+esm2 busybox-syslogd - 1:1.22.0-15ubuntu1.4+esm2 udhcpd - 1:1.22.0-15ubuntu1.4+esm2 busybox-initramfs - 1:1.22.0-15ubuntu1.4+esm2 udhcpc - 1:1.22.0-15ubuntu1.4+esm2 busybox-static - 1:1.22.0-15ubuntu1.4+esm2 Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro

CVEs contained in this USN include: CVE-2021-28831, CVE-2022-48174

Affected VMware Products and Versions

Severity is medium unless otherwise noted.

  • Isolation Segment
    • 2.11.x versions prior to 2.11.40
    • 2.13.x versions prior to 2.13.25
    • 3.0.x versions prior to 3.0.18
    • 4.0.x versions prior to 4.0.10+LTS-T
  • Operations Manager
    • 2.10.x versions prior to 2.10.61
  • VMware Tanzu Application Service for VMs
    • 2.11.x versions prior to 2.11.46
    • 2.13.x versions prior to 2.13.28
    • 3.0.x versions prior to 3.0.18
    • 4.0.x versions prior to 4.0.10+LTS-T

Mitigation

Users of affected products are strongly encouraged to follow the mitigation below. On the Tanzu Network product page for each release, check the Depends On section and/or Release Notes for this information. Releases that have fixed this issue include:

  • Isolation Segment
    • 2.11.40
    • 2.13.25
    • 3.0.18
    • 4.0.10+LTS-T
  • Operations Manager
    • 2.10.61
  • VMware Tanzu Application Service for VMs
    • 2.11.46
    • 2.13.28
    • 3.0.18
    • 4.0.10+LTS-T

References

History

2023-10-18: Initial vulnerability report published.