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Ubuntu Security Notice USN-6581-1
January 15, 2024

binutils vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS

Summary:

Several security issues were fixed in GNU binutils.

Software Description:
- binutils: GNU assembler, linker and binary utilities

Details:

It was discovered that GNU binutils was not properly performing bounds
checks in several functions, which could lead to a buffer overflow. An
attacker could possibly use this issue to cause a denial of service,
expose sensitive information or execute arbitrary code.
(CVE-2022-44840, CVE-2022-45703)

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-2022-47007, CVE-2022-47008, CVE-2022-47010, CVE-2022-47011)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS:
   binutils                        2.38-4ubuntu2.5
   binutils-multiarch              2.38-4ubuntu2.5

Ubuntu 20.04 LTS:
   binutils                        2.34-6ubuntu1.8
   binutils-multiarch              2.34-6ubuntu1.8

In general, a standard system update will make all the necessary changes.

References:
   https://ubuntu.com/security/notices/USN-6581-1
   CVE-2022-44840, CVE-2022-45703, CVE-2022-47007, CVE-2022-47008,
   CVE-2022-47010, CVE-2022-47011

Package Information:
   https://launchpad.net/ubuntu/+source/binutils/2.38-4ubuntu2.5
   https://launchpad.net/ubuntu/+source/binutils/2.34-6ubuntu1.8