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Arm Trusted Firmware Out-of-Bounds Write Vulnerability

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. CISA required action: Apply updates per vendor instructions.

Structured advisory · Revision 1Original source
Evidence and details

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: kev:CVE-2021-27562

Trusted Firmware

Source reference: /product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record
Related CVEs
CVE-2021-27562

Source reference: /cveID

Publisher severity

No explicit severity was provided.

Event
#3517 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement