Feed/CVE-2019-11940
CVE-2019-11940CRITICALCVSS 9.8

CVE-2019-11940

Published Dec 4, 2019·Updated Jun 16, 2026

NVD Description

In the course of decompressing HPACK inside the HTTP2 protocol, an unexpected sequence of header table resize operations can place the header table into a corrupted state, leading to a use-after-free condition and undefined behavior. This issue affects Proxygen from v0.29.0 until v2017.04.03.00.

CVSS Vector

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

References

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