{"id":"CVE-2026-80524","revision":"a00a1ed92cc747048e35e8850063002d","records":[{"revision":"a00a1ed92cc747048e35e8850063002d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-80524","aliases":[],"title":"optee: ffa: Add NULL check in optee_ffa_lend_protmem","description":"In the Linux kernel, the following vulnerability has been resolved:\n\noptee: ffa: Add NULL check in optee_ffa_lend_protmem\n\nSashiko (locally) reports a possible null dereference under memory\npressure due to the lack of validation of the allocated pointer.\n\nFix that by adding the missing check.","state":0,"publishedAt":"2026-08-26T14:37:04.373+00:00","modifiedAt":"2026-10-15T10:09:33.3+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/tee/optee/ffa_abi.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf\",\n                            \"lessThan\": \"0977a6f23439616701282fc4cb38eca40f36fec6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf\",\n                            \"lessThan\": \"94bf4fe0e46349c4e73df66dcda073187bc90cc1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf\",\n                            \"lessThan\": \"650c88738ae8976f46ba71b24dd8aa311adc6fde\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/tee/optee/ffa_abi.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.18\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.18\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.57\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.10\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/0977a6f23439616701282fc4cb38eca40f36fec6","https://git.kernel.org/stable/c/94bf4fe0e46349c4e73df66dcda073187bc90cc1","https://git.kernel.org/stable/c/650c88738ae8976f46ba71b24dd8aa311adc6fde"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-80524","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-80524","identifiers":["CVE-2026-80524"]},"retained":false,"historicalAffected":[]}],"coverage":[]}