{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-54240","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-12-30T12:06:44.509Z","datePublished":"2025-12-30T12:11:29.039Z","dateUpdated":"2026-05-11T19:58:09.830Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:58:09.830Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()\n\nrule_locs is allocated in ethtool_get_rxnfc and the size is determined by\nrule_cnt from user space. So rule_cnt needs to be check before using\nrule_locs to avoid NULL pointer dereference."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/mediatek/mtk_eth_soc.c"],"versions":[{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"7776591e5ae2befff86579f68916a171971c6aab","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"751b2e22a188b0c306029d094da29b6b8de31430","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"653fbddbdfc6673bba01b13dae5a4384ad8f92ec","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"75f2de75c1182e80708c932418e4895dbc88b68f","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"072324cfab9b96071c0782f51f53cc5aea1e9d5b","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"ff5faed5f5487b0fd2b640ba1304f82a5ebaab42","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"fe0195fe48f85182bc7e7eabcad925bd3cbc10f5","status":"affected","versionType":"git"},{"version":"7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd","lessThan":"e4c79810755f66c9a933ca810da2724133b1165a","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/net/ethernet/mediatek/mtk_eth_soc.c"],"versions":[{"version":"4.9","status":"affected"},{"version":"0","lessThan":"4.9","status":"unaffected","versionType":"semver"},{"version":"4.14.326","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.295","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.257","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.195","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.132","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.54","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.5.4","lessThanOrEqual":"6.5.*","status":"unaffected","versionType":"semver"},{"version":"6.6","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":"4.9","versionEndExcluding":"4.14.326"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"4.19.295"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.4.257"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.10.195"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"5.15.132"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.1.54"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.5.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9","versionEndExcluding":"6.6"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/7776591e5ae2befff86579f68916a171971c6aab"},{"url":"https://git.kernel.org/stable/c/751b2e22a188b0c306029d094da29b6b8de31430"},{"url":"https://git.kernel.org/stable/c/653fbddbdfc6673bba01b13dae5a4384ad8f92ec"},{"url":"https://git.kernel.org/stable/c/75f2de75c1182e80708c932418e4895dbc88b68f"},{"url":"https://git.kernel.org/stable/c/072324cfab9b96071c0782f51f53cc5aea1e9d5b"},{"url":"https://git.kernel.org/stable/c/ff5faed5f5487b0fd2b640ba1304f82a5ebaab42"},{"url":"https://git.kernel.org/stable/c/fe0195fe48f85182bc7e7eabcad925bd3cbc10f5"},{"url":"https://git.kernel.org/stable/c/e4c79810755f66c9a933ca810da2724133b1165a"}],"title":"net: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()","x_generator":{"engine":"bippy-1.2.0"}}}}