CVE-2025-1182

Description

A vulnerability, which was classified as critical, was found in GNU Binutils 2.43. Affected is the function bfd_elf_reloc_symbol_deleted_p of the file bfd/elflink.c of the component ld. The manipulation leads to memory corruption. It is possible to launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used. The patch is identified as b425859021d17adf62f06fb904797cf8642986ad. It is recommended to apply a patch to fix this issue.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
binutils	25.10 questing	Not affected
	25.04 plucky	Fixed in 2.44-3ubuntu1.1
	24.10 oracular	Fixed in 2.43.1-4ubuntu1.2
	24.04 LTS noble	Fixed in 2.42-4ubuntu2.5
	22.04 LTS jammy	Fixed in 2.38-4ubuntu2.8
	20.04 LTS focal	Fixed in 2.34-6ubuntu1.11
	18.04 LTS bionic	Fixed in 2.30-21ubuntu1~18.04.9+esm5
	16.04 LTS xenial	Fixed in 2.26.1-1ubuntu1~16.04.8+esm13
	14.04 LTS trusty	Fixed in 2.24-5ubuntu14.2+esm7

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Notes

seth-arnold

binutils isn't safe for untrusted inputs.

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
binutils	Upstream: https://sourceware.org/git/?p=binutils-gdb.git;a=patch;h=b425859021d17adf62f06fb904797cf8642986ad

Severity score breakdown

CVSS version: CVSS v3.0

Base score 5.0 · Medium

Base metrics

Parameter	Value
Attack vector	Network
Attack complexity	High
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality impact	Low
Integrity impact	Low
Availability impact	Low

Scores

Parameter	Value
Base score	5.0 · Medium
Exploitability score	-
Impact score	-

Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

References

Related Ubuntu Security Notices (USN)

USN-7423-1
GNU binutils vulnerabilities
7 April 2025

USN-7847-1
GNU binutils vulnerabilities
29 October 2025

USN-7899-1
GNU binutils vulnerabilities
1 December 2025

Cvss 3 Severity Score