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NVD description
An OS command injection issue in the log4j-cve-2021-44228-hotpatch package in Amazon Linux before 1.3-9 might allow a local user to execute arbitrary commands with root privileges via a Java process whose executable path contains embedded newline characters.
Priority
LOW
Exploitation
NONE
PoC
NONE
Patch
AVAILABLE
Momentum
STABLE
| Date | Total | Labels |
|---|
| 2026-09-05 | 1 | Patch1 |
| 2026-09-07 | 1 | General1 |
| 2026-09-08 | 1 | Disclosure1 |
⚠️ Vulnerabilidad en productos Amazon ❗ CVE-2026-85656 ➡️ Más info: https://www.cert.gov.py/vulnerabilidad-en-productos-linux-4/ https://t.co/m5yoInqvWW
Post summary
A brief notice identifies CVE-2026-85656 affecting Amazon products and provides a link for additional information, but no specific details are included.
🚨High - Amazon Linux log4j hotpatch Root Command Injection via Newline Path (CVE-2026-85656) Amazon Linux log4j-cve-2021-44228-hotpatch < 1.3-9.amzn2 mishandles Java executable paths containing embedded newline characters, enabling OS command injection during hotpatch handling. A low-priv local user can craft a Java process path to run arbitrary commands as root. Systems without this hotpatch package installed aren’t affected. 👉Affected: Amazon Linux log4j-cve-2021-44228-hotpatch < 1.3-9.amzn2 | Upgrade to 1.3-9.amzn2
Post summary
CVE-2026-85656 enables root command injection via newline characters in Amazon Linux hotpatch paths; installing the 1.3-9.amzn2 hotpatch resolves the issue.
CVE-2026-85656: OS command injection in Amazon Linux's log4j hotpatch package (<1.3-9). Local user can execute arbitrary commands as root via crafted Java process path with newlines. CVSS 7.8. Unpatched! If you rely on this https://www.valtersit.com/cve/CVE-2026-85656/ #CVE #valtersit #CVEAlert #infosec #SysAdmin #cybersecurity #Linux #devsecops #devops #developer #sysadmin #100daysofcode #git #github #gitlab #redteam #blueteam #ethicalhacker #ethicalhacking #cybersecurityawareness #cybersecurity #cybersecuritynews #cybersecuritytips #python #hacker #linux #kali #ubuntu #debian #ukraine #spain #ireland #unitedkingdom #canada #finland #estonia #lithuania #ireland #hungary #denmark #norway #malta #mexico #switczerland #china #france #germany #docker #kali
Post summary
The tweet announces an unpatched OS command injection vulnerability in Amazon Linux's log4j hotpatch package, providing technical details and a CVSS score, but no PoC, exploit code, or patch information.