{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80524","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-08-26T14:34:25.764Z","datePublished":"2026-08-26T14:37:04.373Z","dateUpdated":"2026-08-26T14:37:04.373Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-08-26T14:37:04.373Z"},"descriptions":[{"lang":"en","value":"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tee/optee/ffa_abi.c"],"versions":[{"version":"2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf","lessThan":"94bf4fe0e46349c4e73df66dcda073187bc90cc1","status":"affected","versionType":"git"},{"version":"2b78d79cdf963e09ec8b90c55216b6ab5a83dbaf","lessThan":"650c88738ae8976f46ba71b24dd8aa311adc6fde","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/tee/optee/ffa_abi.c"],"versions":[{"version":"6.18","status":"affected"},{"version":"0","lessThan":"6.18","status":"unaffected","versionType":"semver"},{"version":"7.1.10","lessThanOrEqual":"7.1.*","status":"unaffected","versionType":"semver"},{"version":"7.2","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.1.10"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.18","versionEndExcluding":"7.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/94bf4fe0e46349c4e73df66dcda073187bc90cc1"},{"url":"https://git.kernel.org/stable/c/650c88738ae8976f46ba71b24dd8aa311adc6fde"}],"title":"optee: ffa: Add NULL check in optee_ffa_lend_protmem","x_generator":{"engine":"bippy-1.2.0"}}}}