CVE-2026-80524: optee: ffa: Add NULL check in optee_ffa_lend_protmem
Published Aug 26, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
optee: ffa: Add NULL check in opteeffalendprotmem
Sashiko (locally) reports a possible null dereference under memory pressure due to the lack of validation of the allocated pointer.
Fix that by adding the missing check.
Affected Software
1 affected component
Linux Linux kernel
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Configuration
Apply the fix for the Sashiko-reported null dereference by adding a NULL check in optee_ffa_lend_protmem to validate the allocated pointer before use.
Linux kernel (optee: ffa) optee_ffa_lend_protmem = Add NULL check for the allocated pointer before dereferencing
Event History
Aug 26, 2026
CVE Published
via MITRE·02:37 PM
Data Sourced
via MITRE·02:37 PM
Description
Data Sourced
via NVD·03:17 PM
Description