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Security Advisory

USN-6655-1: GNU binutils vulnerabilities

USN-6655-1: GNU binutils vulnerabilities




Canonical Ubuntu

Versions Affected

  • Canonical Ubuntu 22.04


It was discovered that GNU binutils was not properly handling the logic behind certain memory management related operations, which could lead to an invalid memory access. An attacker could possibly use this issue to cause a denial of service. (CVE-2022-47695) It was discovered that GNU binutils was not properly performing bounds checks when dealing with memory allocation operations, which could lead to excessive memory consumption. An attacker could possibly use this issue to cause a denial of service. (CVE-2022-48063) It was discovered that GNU binutils incorrectly handled memory management operations in several of its functions, which could lead to excessive memory consumption due to memory leaks. An attacker could possibly use these issues to cause a denial of service. (CVE-2022-48065) Update Instructions: Run `sudo pro fix USN-6655-1` to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: binutils-dev – 2.34-6ubuntu1.9 binutils-arm-linux-gnueabihf – 2.34-6ubuntu1.9 binutils-hppa64-linux-gnu – 2.34-6ubuntu1.9 binutils-ia64-linux-gnu – 2.34-6ubuntu1.9 binutils-multiarch – 2.34-6ubuntu1.9 binutils-x86-64-kfreebsd-gnu – 2.34-6ubuntu1.9 binutils-riscv64-linux-gnu – 2.34-6ubuntu1.9 binutils-m68k-linux-gnu – 2.34-6ubuntu1.9 binutils-for-build – 2.34-6ubuntu1.9 binutils-s390x-linux-gnu – 2.34-6ubuntu1.9 binutils-x86-64-linux-gnu – 2.34-6ubuntu1.9 binutils-multiarch-dev – 2.34-6ubuntu1.9 binutils-i686-gnu – 2.34-6ubuntu1.9 libctf-nobfd0 – 2.34-6ubuntu1.9 binutils-for-host – 2.34-6ubuntu1.9 binutils-doc – 2.34-6ubuntu1.9 binutils-sh4-linux-gnu – 2.34-6ubuntu1.9 binutils-aarch64-linux-gnu – 2.34-6ubuntu1.9 libctf0 – 2.34-6ubuntu1.9 binutils-source – 2.34-6ubuntu1.9 binutils-i686-linux-gnu – 2.34-6ubuntu1.9 binutils-common – 2.34-6ubuntu1.9 binutils-x86-64-linux-gnux32 – 2.34-6ubuntu1.9 binutils-i686-kfreebsd-gnu – 2.34-6ubuntu1.9 binutils-powerpc64le-linux-gnu – 2.34-6ubuntu1.9 binutils-powerpc64-linux-gnu – 2.34-6ubuntu1.9 binutils-hppa-linux-gnu – 2.34-6ubuntu1.9 binutils-sparc64-linux-gnu – 2.34-6ubuntu1.9 libbinutils – 2.34-6ubuntu1.9 binutils-arm-linux-gnueabi – 2.34-6ubuntu1.9 binutils-alpha-linux-gnu – 2.34-6ubuntu1.9 binutils-powerpc-linux-gnu – 2.34-6ubuntu1.9 binutils – 2.34-6ubuntu1.9 No subscription required

CVEs contained in this USN include: CVE-2022-47695, CVE-2022-48063, CVE-2022-48065.

Affected Cloud Foundry Products and Versions

Severity is medium unless otherwise noted.

  • cflinuxfs4
    • All versions prior to 1.73.0
  • Jammy Stemcells
    • 1.x versions prior to 1.390
    • All other stemcells not listed.
  • CF Deployment
    • All versions with Jammy Stemcells prior to 1.390


Users of affected products are strongly encouraged to follow the mitigations below.

The Cloud Foundry project recommends upgrading the following releases:

  • cflinuxfs4
    • Upgrade all versions to 1.73.0 or greater
  • Jammy Stemcells
    • Upgrade 1.x versions to 1.390 or greater
    • All other stemcells should be upgraded to the latest version available on
  • CF Deployment
    • For all versions, upgrade Jammy Stemcells to 1.390 or greater


2024-04-04: Initial vulnerability report published.

Cloud Foundry Foundation Security Team Profile Image

Cloud Foundry Foundation Security Team, AUTHOR