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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
QualcommFastconnect 6900 Firmware-
QualcommFastconnect 6900-
QualcommFastconnect 7800 Firmware-
QualcommFastconnect 7800-
QualcommQca0000 Firmware-
QualcommQca0000-
QualcommQca6391 Firmware-
QualcommQca6391-
QualcommQca6420 Firmware-
QualcommQca6420-
QualcommQca6430 Firmware-
QualcommQca6430-
QualcommQcm5430 Firmware-
QualcommQcm5430-
QualcommQcm6490 Firmware-
QualcommQcm6490-
QualcommVideo Collaboration Vc3 Platform Firmware-
QualcommVideo Collaboration Vc3 Platform-
QualcommSc8380Xp Firmware-
QualcommSc8380Xp-

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 Fastconnect 6900 Firmware, Qualcomm Fastconnect 6900, Qualcomm Fastconnect 7800 Firmware, Qualcomm Fastconnect 7800, Qualcomm Qca0000 Firmware.