CVE-2026-80524
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: optee: ffa: Add NULL check in optee_ffa_lend_protmem 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.
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedAug 26, 2026
First seenAug 26, 2026
How to fix
Update
- Linux Linux0977a6f23439616701282fc4cb38eca40f36fec6, 94bf4fe0e46349c4e73df66dcda073187bc90cc1, 650c88738ae8976f46ba71b24dd8aa311adc6fde or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf ≤ v < 0977a6f23439616701282fc4cb38eca40f36fec6, 2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf ≤ v < 94bf4fe0e46349c4e73df66dcda073187bc90cc1, 2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf ≤ v < 650c88738ae8976f46ba71b24dd8aa311adc6fde, 6.18 | 0977a6f23439616701282fc4cb38eca40f36fec6, 94bf4fe0e46349c4e73df66dcda073187bc90cc1, 650c88738ae8976f46ba71b24dd8aa311adc6fde |
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