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🛡️ CVE-2026-43011 on Ubuntu 24.04 (Root.io) — linux

🔴 CVSS 9.5 — Critical ✅ No Known Exploit OSV
9.5
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

CVE-2026-43011 in linux - Patched by Root

Root has patched CVE-2026-43011 in the linux package for Root:Ubuntu:24.04. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2026-43011 as tracked by Ubuntu 24.04 (Root.io), for the package linux. The fix is available in version 6.8.0-138.138.aikido.87; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality high, integrity high, availability high. (rating taken from the base CVE record.)

Affected software

ROOT-OS-UBUNTU-2404-CVE-2026-43011 is recorded against 2 packages.

  • linux (fixed in 6.8.0-138.138.aikido.87)
  • rootio-linux (fixed in 6.8.0-138.138.aikido.87)

Timeline and source

Published on 19 August 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

CVE-2026-43011 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Details

Severity CRITICAL
CVSS Score 9.5
CVSS Vector N/A
CWE N/A
Public Exploit ✅ No
Source OSV
Published 2026-08-19
Updated 2026-08-20
Modified 2026-08-19
Fix URL N/A

Affected Packages

Software From version Fixed in
linux — 6.8.0-138.138.aikido.87
rootio-linux — 6.8.0-138.138.aikido.87

References

N/A

Similar Threats

Exploit Protection

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ROOT-OS-UBUNTU-2404-CVE-2026-43011 carries CVSS 9.5 Critical rating. BotEraser checks your installation against this and other known CVE records, and blocks IPs associated with exploit activity.

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ⓘ Data Notice: The information presented above has been compiled from publicly available internet sources. Boteraser aggregates this data solely for informational purposes and does not independently classify, evaluate, or endorse any findings about the vulnerabilities listed. The accuracy and completeness of this information is the sole responsibility of the original publishers. Boteraser and its operators accept no liability for any decisions made based on this data.