CVE-2025-11839

Publication date 16 October 2025

Last updated 26 October 2026

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

3.3 · Low

Score breakdown

Description

A security flaw has been discovered in GNU Binutils 2.45. Impacted is the function tg_tag_type of the file prdbg.c. Performing a manipulation results in unchecked return value. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks.

Read the notes from the security team

Status

Package Ubuntu Release Status
binutils 25.10 questing
Fixed in 2.45-7ubuntu1.1
25.04 plucky
Fixed in 2.44-3ubuntu1.2
24.04 LTS noble
Fixed in 2.42-4ubuntu2.7
22.04 LTS jammy
Fixed in 2.38-4ubuntu2.11
20.04 LTS focal
Fixed in 2.34-6ubuntu1.11+esm1
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

Severity score breakdown

CVSS version:

Base score 1.9 · Low

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

Base score 3.3 · Low

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

References

Related Ubuntu Security Notices (USN)

    • USN-7899-1
    • GNU binutils vulnerabilities
    • 1 December 2025

Other references

Access our resources on patching vulnerabilities