Cyber Resilience

CVE-2021-35115

High

Published: 01 April 2022

Published
01 April 2022
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 0.0009 25.5th percentile
Risk Priority 17 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-35115 is a high-severity Use After Free (CWE-416) vulnerability in Qualcomm Apq8096Au Firmware. Its CVSS base score is 8.4 (High).

Operationally, ranked at the 25.5th 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 multiple session supported by PVM backend can lead to use after free in Snapdragon Auto, Snapdragon Mobile

CWE(s)
CWE-416

Related Threats

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

Affected Assets

qualcomm
apq8096au firmware
all versions
qualcomm
ar6003 firmware
all versions
qualcomm
mdm8215 firmware
all versions
qualcomm
mdm8215m firmware
all versions
qualcomm
mdm8615m firmware
all versions
qualcomm
mdm9215 firmware
all versions
qualcomm
mdm9310 firmware
all versions
qualcomm
mdm9615 firmware
all versions
qualcomm
mdm9615m firmware
all versions
qualcomm
msm8996au firmware
all versions
+18 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