{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54102","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-24T13:02:52.517Z","datePublished":"2025-12-24T13:06:27.915Z","dateUpdated":"2026-05-11T19:55:31.921Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:55:31.921Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: lpfc: Prevent lpfc_debugfs_lockstat_write() buffer overflow\n\nA static code analysis tool flagged the possibility of buffer overflow when\nusing copy_from_user() for a debugfs entry.\n\nCurrently, it is possible that copy_from_user() copies more bytes than what\nwould fit in the mybuf char array.  Add a min() restriction check between\nsizeof(mybuf) - 1 and nbytes passed from the userspace buffer to protect\nagainst buffer overflow."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/scsi/lpfc/lpfc_debugfs.c"],"versions":[{"version":"6a828b0f6192b4930894925d1c1d0dc1f1d99e6e","lessThan":"644a9d5e22761a41d5005a26996a643da96de962","status":"affected","versionType":"git"},{"version":"6a828b0f6192b4930894925d1c1d0dc1f1d99e6e","lessThan":"e0e7faee3a7dd6f51350cda64997116a247eb045","status":"affected","versionType":"git"},{"version":"6a828b0f6192b4930894925d1c1d0dc1f1d99e6e","lessThan":"f91037487036e2d2f18d3c2481be6b9a366bde7f","status":"affected","versionType":"git"},{"version":"6a828b0f6192b4930894925d1c1d0dc1f1d99e6e","lessThan":"a9df88cb31dcbd72104ec5883f35cbc1fb587e47","status":"affected","versionType":"git"},{"version":"6a828b0f6192b4930894925d1c1d0dc1f1d99e6e","lessThan":"ad050f6cf681ebb850a9d4bc19474d3896476301","status":"affected","versionType":"git"},{"version":"6a828b0f6192b4930894925d1c1d0dc1f1d99e6e","lessThan":"c6087b82a9146826564a55c5ca0164cac40348f5","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/scsi/lpfc/lpfc_debugfs.c"],"versions":[{"version":"5.1","status":"affected"},{"version":"0","lessThan":"5.1","status":"unaffected","versionType":"semver"},{"version":"5.4.244","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.181","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.113","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.30","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.3.4","lessThanOrEqual":"6.3.*","status":"unaffected","versionType":"semver"},{"version":"6.4","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":"5.1","versionEndExcluding":"5.4.244"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.10.181"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"5.15.113"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.1.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.3.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.1","versionEndExcluding":"6.4"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/644a9d5e22761a41d5005a26996a643da96de962"},{"url":"https://git.kernel.org/stable/c/e0e7faee3a7dd6f51350cda64997116a247eb045"},{"url":"https://git.kernel.org/stable/c/f91037487036e2d2f18d3c2481be6b9a366bde7f"},{"url":"https://git.kernel.org/stable/c/a9df88cb31dcbd72104ec5883f35cbc1fb587e47"},{"url":"https://git.kernel.org/stable/c/ad050f6cf681ebb850a9d4bc19474d3896476301"},{"url":"https://git.kernel.org/stable/c/c6087b82a9146826564a55c5ca0164cac40348f5"}],"title":"scsi: lpfc: Prevent lpfc_debugfs_lockstat_write() buffer overflow","x_generator":{"engine":"bippy-1.2.0"}}}}