What is CVE-2021-35121?

CVE-2021-35121 is a medium-severity vulnerability in Qualcomm Apq8053, classified under Improper Validation of Array Index. CVSS score: 6.7/10. Published 2022-06-14.

How severe is CVE-2021-35121?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Qualcomm Apq8053

CVE-2021-35121

An array index is improperly used to lock and unlock a mutex which can lead to a Use After Free condition In the Synx driver in Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

EPSS: 0.002 (4.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Qualcomm Apq8053
Qualcomm Apq8053_firmware
Qualcomm Msm8953
Qualcomm Msm8953_firmware
Qualcomm Qca6390
Qualcomm Qca6390_firmware
Qualcomm Qca6391
Qualcomm Qca6391_firmware
Qualcomm Qca6426
Qualcomm Qca6426_firmware

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

References

product-security@qualcomm.com (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2021-35121?: CVE-2021-35121 is a medium-severity vulnerability in Qualcomm Apq8053, classified under Improper Validation of Array Index. CVSS score: 6.7/10. Published 2022-06-14.
How severe is CVE-2021-35121?: Medium severity. CVSS v3 base score is 6.7 out of 10.