CVE-2020-6016
CRITICALEPSS 92th pctlDescription
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.
How to fix
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
High risk: more likely to be exploited than 92% of all known CVEs.
References
Related Vulnerabilities
Other CWE-590 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2022-31625 | High | 8.1 | 3.4% | - | Fix |
| CVE-2021-42377 | Critical | 9.8 | 3.4% | - | Fix |
| CVE-2022-31627 | High | 7.7 | 1.7% | - | Fix |
| CVE-2023-25565 | High | 7.5 | 1.1% | - | Fix |
| CVE-2025-32911 | Critical | 9.0 | 0.9% | - | Fix |
| CVE-2023-42459 | High | 8.6 | 0.8% | - | Fix |
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.