CVE-2021-1906VulnerabilityPublished 11/03/2021Updated 10/24/2026
CVE-2021-1906: Qualcomm Multiple Chipsets Detection of Error Condition Without Action Vulnerability
Affects Qualcomm Multiple ChipsetsSource CISA KEV
Severity
HighNo CVSS score published yet
- Exploitation
Actively exploited – in CISA KEV since 11/03/2021
- KEV deadline
- 11/17/2021
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 43% of CVEs
What to do
CISA required action
Apply updates per vendor instructions.
Description
Multiple Qualcomm chipsets have a vulnerability where detection of an error condition does not trigger appropriate action. Specifically, improper handling of address deregistration failures can cause subsequent GPU address allocation failures. This issue has been exploited in the wild and is considered high severity.