High [CVE-2026-56766] Remote Code Execution via NTLM Authentication Stack Buffer Overflow
This high-severity Red Hat Linux advisory covers CVE-2026-56766.
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Summary
Remote Code Execution via NTLM Authentication Stack Buffer Overflow. Red Hat rates this important (CVSS 7.5).
Weakness: CWE-120.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Ensure your system's built-in security features are active and up to date. These standard protections automatically look for memory errors, causing the application to safely shut down the moment it receives too much data, completely blocking any harmful commands from running.
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Discussion(0)
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