CVE-2025-21469

HIGH

Qualcomm FastConnect and Snapdragon Firmware - Memory Corruption via IOCTL Call with Zero-Length Buffer

Title source: llm
STIX 2.1

Description

Memory corruption while processing image encoding, when input buffer length is 0 in IOCTL call.

References (1)

Core 1

Scores

CVSS v3 7.8
EPSS 0.0006
EPSS Percentile 18.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-284 CWE-787
Status published
Products (20)
qualcomm/fastconnect_6700_firmware
qualcomm/fastconnect_6900_firmware
qualcomm/fastconnect_7800_firmware
qualcomm/qcm5430_firmware
qualcomm/qcm6490_firmware
qualcomm/qcs5430_firmware
qualcomm/qcs6490_firmware
qualcomm/sc8280xp-abbb_firmware
qualcomm/sc8380xp_firmware
qualcomm/snapdragon_7c\+_gen_3_compute_firmware
... and 10 more
Published May 06, 2025
Tracked Since Feb 18, 2026