CVE-2025-47397 — HIGH (7.8)

Vulnerability Description

Memory Corruption when initiating GPU memory mapping using scatter-gather lists due to unchecked IOMMU mapping errors.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Qualcomm	Ar8031 Firmware	-
Qualcomm	Ar8031	-
Qualcomm	Csra6620 Firmware	-
Qualcomm	Csra6620	-
Qualcomm	Csra6640 Firmware	-
Qualcomm	Csra6640	-
Qualcomm	Fastconnect 6200 Firmware	-
Qualcomm	Fastconnect 6200	-
Qualcomm	Fastconnect 6700 Firmware	-
Qualcomm	Fastconnect 6700	-
Qualcomm	Wcd9390 Firmware	-
Qualcomm	Wcd9390	-
Qualcomm	Wcd9395 Firmware	-
Qualcomm	Wcd9395	-
Qualcomm	Wcn3910 Firmware	-
Qualcomm	Wcn3910	-
Qualcomm	Wcn3950 Firmware	-
Qualcomm	Wcn3950	-
Qualcomm	Wcn3980 Firmware	-
Qualcomm	Wcn3980	-

Related Weaknesses (CWE)

CWE-401

References

https://docs.qualcomm.com/product/publicresources/securitybulletin/february-2026PatchVendor Advisory

FAQ

What is CVE-2025-47397?

CVE-2025-47397 is a vulnerability with a CVSS score of 7.8 (HIGH). Memory Corruption when initiating GPU memory mapping using scatter-gather lists due to unchecked IOMMU mapping errors.

How severe is CVE-2025-47397?

CVE-2025-47397 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-47397?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Ar8031 Firmware, Qualcomm Ar8031, Qualcomm Csra6620 Firmware, Qualcomm Csra6620, Qualcomm Csra6640 Firmware.