SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2021-35090

Possible hypervisor memory corruption due to TOC TOU race condition when updating address mappings in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

HIGH 7.8EPSS 0.12%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.12%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Possible hypervisor memory corruption due to TOC TOU race condition when updating address mappings in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
0.12% probability · 2th percentile
CISA KEV
Not listed
Weakness
CWE-367
Affected
qualcomm/aqt1000 firmware · qualcomm/qca6390 firmware · qualcomm/qca6391 firmware · qualcomm/qca6420 firmware · qualcomm/qca6421 firmware · qualcomm/qca6426 firmware · qualcomm/qca6430 firmware · qualcomm/qca6431 firmware · qualcomm/qca6436 firmware · qualcomm/qcm6490 firmware · qualcomm/qcs6490 firmware · qualcomm/qrb5165 firmware · qualcomm/qrb5165m firmware · qualcomm/qrb5165n firmware · qualcomm/qsm8350 firmware · qualcomm/sa8540p firmware · qualcomm/sa9000p firmware · qualcomm/sd 8cx firmware · qualcomm/sd 8cx gen2 firmware · qualcomm/sd690 5g firmware · +36 more
Source
product-security@qualcomm.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.