{"id":"CVE-2026-80524","summary":"optee: ffa: Add NULL check in optee_ffa_lend_protmem","details":"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.","modified":"2026-08-28T11:48:23.502272616Z","published":"2026-08-26T14:37:04.373Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80524.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/650c88738ae8976f46ba71b24dd8aa311adc6fde"},{"type":"WEB","url":"https://git.kernel.org/stable/c/94bf4fe0e46349c4e73df66dcda073187bc90cc1"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80524.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80524"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf"},{"fixed":"94bf4fe0e46349c4e73df66dcda073187bc90cc1"},{"fixed":"650c88738ae8976f46ba71b24dd8aa311adc6fde"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80524.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.18.0"},{"fixed":"7.1.10"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80524.json"}}],"schema_version":"1.9.0"}