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Critical severity9.8NVD Advisory· Published Dec 4, 2019· Updated Jun 17, 2026

CVE-2019-11940

CVE-2019-11940

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Facebook/Proxygen3 versions
    cpe:2.3:a:facebook:proxygen:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:a:facebook:proxygen:*:*:*:*:*:*:*:*range: >=0.29.0,<=2017.04.03.00
    • (no CPE)range: v2017.04.03.00
    • (no CPE)range: v0.29.0 - v2017.04.03.00

Patches

Vulnerability mechanics

References

2

News mentions

0

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