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VulnerabilityPublished Updated

CVE-2025-61155: GameDriverX64.sys · CVE-2025-61155 is an access control

Affects GameDriverX64.sysSource CVE Database V5

0

Not known to be exploited · CVSS 5.5 Medium.

Data as of 26 Oct 2026, 11:42 UTC

CVSS 3.1 base score
5.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 20% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
GitHubpollotherunner/GameDriverX64.syspkg:github/pollotherunner/GameDriverX64.sysOther threatsAffected
  • <=7.23.4.7
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Until a fix is available, restrict local access to trusted users and consider disabling or limiting use of the affected driver version if possible.

Description

CVE-2025-61155 is an access control vulnerability in the GameDriverX64.sys kernel-mode anti-cheat driver version 7.23.4.7 and earlier. It allows a local non-administrative user-mode process to send crafted IOCTL requests that are executed in kernel mode without proper validation. This can lead to termination of arbitrary processes, including critical system and security services, causing system instability or denial of service. The vulnerability requires local access with low privileges and no user interaction. It has a medium severity with a CVSS score of 5.5.

References

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