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CVE-2019-11940

Published: Dec 4, 2019

Modified: Aug 4, 2024

PUBLISHED

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.

Vendor	Product	Versions
Facebook	Proxygen	affected `v2017.04.03.00` affected `v0.29.0 - < unspecified` unaffected `unspecified - < v0.29.0`

Weaknesses (CWE)

References

https://github.com/facebook/proxygen/commit/f43b134cc5c19d8532e7fb670a1c02e85f7a8d4f

x_refsource_MISC

https://www.facebook.com/security/advisories/cve-2019-11940

x_refsource_CONFIRM

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