CVE-2021-27562
Arm Trusted Firmware Out-of-Bounds Write Vulnerability
⚠ KEVEPSS 3.1%
Description
Arm Trusted Firmware contains an out-of-bounds write vulnerability allowing the non-secure (NS) world to trigger a system halt, overwrite secure data, or print out secure data when calling secure functions under the non-secure processing environment (NSPE) handler mode. This vulnerability affects Yealink Device Management servers.
How to fix CVE-2021-27562
No package mapping is available — consult the references below for vendor-specific guidance.
Is CVE-2021-27562 being exploited?
Yes — CVE-2021-27562 is on the CISA Known Exploited Vulnerabilities (KEV) catalog. Patch immediately.
Affected packages (0)
No package mapping in OSV.