Cyber Resilience

CVE-2021-30315

High

Published: 20 October 2021

Published
20 October 2021
Modified
21 November 2024
KEV Added
—
Patch
—
CVSS Score v3.1 8.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0004 11.4th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-30315 is a high-severity Use After Free (CWE-416) vulnerability in Qualcomm Mdm9628 Firmware. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 11.4th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Improper handling of sensor HAL structure in absence of sensor can lead to use after free in Snapdragon Auto

CWE(s)
CWE-416

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

qualcomm
mdm9628 firmware
all versions
qualcomm
qca6564a firmware
all versions
qualcomm
qca6564au firmware
all versions
qualcomm
qca6574 firmware
all versions
qualcomm
qca6574a firmware
all versions
qualcomm
qca6574au firmware
all versions
qualcomm
qca6595 firmware
all versions
qualcomm
qca6595au firmware
all versions
qualcomm
qca6696 firmware
all versions
qualcomm
sa6155 firmware
all versions
+5 more product configuration(s) — see NVD for full list

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SI-16 Memory Protection
addresses: CWE-416

Use-after-free exploits that achieve arbitrary code execution are blocked or significantly hardened by non-executable pages and ASLR.

References