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CVE

CWE

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CVE-2020-6016

Published: Nov 18, 2020

Modified: Aug 4, 2024

PUBLISHED

Description

Valve's Game Networking Sockets prior to version v1.2.0 improperly handles unreliable segments with negative offsets in function SNP_ReceiveUnreliableSegment(), leading to a Heap-Based Buffer Underflow and a free() of memory not from the heap, resulting in a memory corruption and probably even a remote code execution.

Vendor	Product	Versions
n/a	Game Networking Sockets	affected `All versions prior to v1.2.0`

Weaknesses (CWE)

References

https://github.com/ValveSoftware/GameNetworkingSockets/commit/e0c86dcb9139771db3db0cfdb1fb8bef0af19c43

x_refsource_MISC

https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets/

x_refsource_MISC

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