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HIGH · 7.8

CVE-2026-21378

Memory Corruption when accessing an output buffer without validating its size during IOCTL processing in a camera sensor driver.

Vulnerability Description

Memory Corruption when accessing an output buffer without validating its size during IOCTL processing in a camera sensor driver.

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

VendorProductVersions
QualcommWcd9375 Firmware-
QualcommWcd9375-
QualcommWcd9378C Firmware-
QualcommWcd9378C-
QualcommWcd9380 Firmware-
QualcommWcd9380-
QualcommWcd9385 Firmware-
QualcommWcd9385-
QualcommWcn3950 Firmware-
QualcommWcn3950-
QualcommWcn3988 Firmware-
QualcommWcn3988-
QualcommWsa8810 Firmware-
QualcommWsa8810-
QualcommWsa8815 Firmware-
QualcommWsa8815-
QualcommWsa8830 Firmware-
QualcommWsa8830-
QualcommWsa8832 Firmware-
QualcommWsa8832-

Related Weaknesses (CWE)

CWE-126

References

FAQ

What is CVE-2026-21378?

CVE-2026-21378 is a vulnerability with a CVSS score of 7.8 (HIGH). Memory Corruption when accessing an output buffer without validating its size during IOCTL processing in a camera sensor driver.

How severe is CVE-2026-21378?

CVE-2026-21378 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-2026-21378?

Check the references section above for vendor advisories and patch information. Affected products include: Qualcomm Wcd9375 Firmware, Qualcomm Wcd9375, Qualcomm Wcd9378C Firmware, Qualcomm Wcd9378C, Qualcomm Wcd9380 Firmware.