CVE-2023-25588

Publication date 15 February 2023

Last updated 26 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

A flaw was found in Binutils. The field `the_bfd` of `asymbol`struct is uninitialized in the `bfd_mach_o_get_synthetic_symtab` function, which may lead to an application crash and local denial of service.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
binutils	23.04 lunar	Not affected
	22.10 kinetic	Fixed 2.39-3ubuntu1.2
	22.04 LTS jammy	Fixed 2.38-4ubuntu2.2
	20.04 LTS focal	Fixed 2.34-6ubuntu1.5
	18.04 LTS bionic	Fixed 2.30-21ubuntu1~18.04.9
	16.04 LTS xenial	Fixed 2.26.1-1ubuntu1~16.04.8+esm6
	14.04 LTS trusty	Fixed 2.24-5ubuntu14.2+esm1

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Notes

seth-arnold

binutils isn't safe for untrusted inputs.

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-6101-1
GNU binutils vulnerabilities
24 May 2023