[USN-7423-2] GNU binutils vulnerabilities

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Ubuntu Security Notice USN-7423-2
April 29, 2025

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

- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in GNU binutils.

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

Details:

USN-7423-1 fixed several vulnerabilities in GNU. This update provides
the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS.

Original advisory details:

It was discovered that GNU binutils incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash or execute
arbitrary code. (CVE-2025-0840)

It was discovered that GNU binutils incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a crash, expose
sensitive information or execute arbitrary code.
(CVE-2025-1153)

It was discovered that ld in GNU binutils incorrectly handled certain
files. An attacker could possibly use this issue to execute arbitrary
code. (CVE-2025-1176)

Update instructions:

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

Ubuntu 18.04 LTS
binutils 2.30-21ubuntu1~18.04.9+esm4
Available with Ubuntu Pro
binutils-multiarch 2.30-21ubuntu1~18.04.9+esm4
Available with Ubuntu Pro

Ubuntu 16.04 LTS
binutils 2.26.1-1ubuntu1~16.04.8+esm11
Available with Ubuntu Pro
binutils-multiarch 2.26.1-1ubuntu1~16.04.8+esm11
Available with Ubuntu Pro

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

References:
https://ubuntu.com/security/notices/USN-7423-2
https://ubuntu.com/security/notices/USN-7423-1
CVE-2025-0840, CVE-2025-1153, CVE-2025-1176