Out-of-Bounds Read Flaw in libretro RetroArch 1.18.0 to 1.20.0
CVE-2025-9136

4.8MEDIUM

Key Information:

Vendor

Libretro

Status
Retroarch
Vendor
CVE Published:
19 August 2025

What is CVE-2025-9136?

An out-of-bounds read vulnerability has been identified in libretro RetroArch versions 1.18.0 through 1.20.0, specifically within the filestream_vscanf function located in the libretro-common/streams/file_stream.c file. This flaw requires a local attack vector to exploit. To address this issue and ensure the security of your system, it is strongly recommended to upgrade to version 1.21.0.

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Deploy the Patch

Affected Version(s)

RetroArch 1.18.0

RetroArch 1.19.0

RetroArch 1.20.0

References

https://vuldb.com/?id.320516
vdb-entrytechnical-description
https://vuldb.com/?ctiid.320516
signaturepermissions-required
https://vuldb.com/?submit.617657
third-party-advisory

CVSS V4

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Simcha Kosman
simkca (VulDB User)
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