github - ghsa-2rgm-7354-cfw6

ghsa-2rgm-7354-cfw6

Vulnerability from github

Published

2022-05-24 17:34

Modified

2022-10-22 12:00

Severity ?

9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

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.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-6016"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-787"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-11-18T15:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "Valve\u0027s 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.",
  "id": "GHSA-2rgm-7354-cfw6",
  "modified": "2022-10-22T12:00:30Z",
  "published": "2022-05-24T17:34:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-6016"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ValveSoftware/GameNetworkingSockets/commit/e0c86dcb9139771db3db0cfdb1fb8bef0af19c43"
    },
    {
      "type": "WEB",
      "url": "https://research.checkpoint.com/2020/game-on-finding-vulnerabilities-in-valves-steam-sockets"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2020-6016 (GCVE-0-2020-6016)

Vulnerability from cvelistv5

Published

2020-11-18 14:11

Modified

2024-08-04 08:47

Severity ?

CWE

CWE-590 - Free of Memory not on the Heap

Summary

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.

References

►

URL

Tags

	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

Impacted products

	Vendor	Product	Version
	n/a	Game Networking Sockets	Version: All versions prior to v1.2.0

Show details on NVD website

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