libretro RetroArch file_stream.c filestream_vscanf out-of-bounds
Published Aug 19, 2025
4.8
MEDIUMCVSS 4.0
EPSS 0.20%
Description
A flaw has been found in libretro RetroArch 1.18.0/1.19.0/1.20.0. This affects the function filestream_vscanf of the file libretro-common/streams/file_stream.c. This manipulation causes out-of-bounds read. The attack needs to be launched locally. Upgrading to version 1.21.0 mitigates this issue. It is recommended to upgrade the affected component.
Affected products
-
- Version 1.18.0StatusaffectedConstraints-
- Version 1.19.0StatusaffectedConstraints-
- Version 1.20.0StatusaffectedConstraints-
- Version 1.21.0StatusunaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
1 other source (NVD) ▾
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
AV:L/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C
1 other source (NVD) ▾
AV:L/AC:L/Au:S/C:P/I:P/A:P
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Aug 19, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2025–2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.20% (0.00197) | 8.47th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.18% (0.00176) | 7.27th | v5 (v2026.06.15) |
| Aug 19, 2025 | 0.01% (0.00013) | 1.34th | v4 (v2025.03.14) |
References (7)
- https://github.com/libretro/RetroArch/pull/17555 issue-trackingIssue TrackingPatch
- https://github.com/libretro/RetroArch/pull/17555#issuecomment-2651403849 issue-trackingIssue TrackingPatch
- https://github.com/libretro/RetroArch/pull/17555/commits/6446f045ec7fc6a5cac3e8ec35a2f0a5889c88e8 issue-trackingpatch
- https://github.com/libretro/RetroArch/releases/tag/v1.21.0 patchRelease Notes
- https://vuldb.com/?ctiid.320516 signaturepermissions-requiredPermissions RequiredVDB Entry
- https://vuldb.com/?id.320516 vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.617657 exploitthird-party-advisoryThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://github.com/libretro/RetroArch/pull/17555 | issue-trackingIssue TrackingPatch | |
| https://github.com/libretro/RetroArch/pull/17555#issuecomment-2651403849 | issue-trackingIssue TrackingPatch | |
| https://github.com/libretro/RetroArch/pull/17555/commits/6446f045ec7fc6a5cac3e8ec35a2f0a5889c88e8 | issue-trackingpatch | |
| https://github.com/libretro/RetroArch/releases/tag/v1.21.0 | patchRelease Notes | |
| https://vuldb.com/?ctiid.320516 | signaturepermissions-requiredPermissions RequiredVDB Entry | |
| https://vuldb.com/?id.320516 | vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.617657 | exploitthird-party-advisoryThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.