Nov 2026: HEVC Video Extensions Remote Code Execution Vulnerability
CVE-2026-114164 Published on November 10, 2026
HEVC Video Extensions Remote Code Execution Vulnerability
Integer underflow (wrap or wraparound) in Microsoft Windows Codecs Library allows an unauthorized attacker to execute code over a network.
Vulnerability Analysis
Exploitation:
NONE
Automatable:
NO
Technical Impact:
TOTAL
Weakness Type
What is an Integer underflow Vulnerability?
The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result. This can happen in signed and unsigned cases.
CVE-2026-114164 has been classified to as an Integer underflow vulnerability or weakness.
Products Associated with CVE-2026-114164
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Affected Versions
Microsoft HEVC Video Extensions:- Version 1.0.0 and below 2.4.151.0 is affected.
- Version 2.0.0.0 and below 2.4.150.0 is affected.
- Version 2.0.0.0 and below 2.4.149.0 is affected.