{"id":"CVE-2026-98565","revision":"5bca29cc27934eee918476aaae299a28","records":[{"revision":"5bca29cc27934eee918476aaae299a28","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98565","aliases":[],"title":"net: dsa: mt7530: fix NULL dereference on unbind of MT7531 and MT7621","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: dsa: mt7530: fix NULL dereference on unbind of MT7531 and MT7621\n\nThe core and io supplies are only requested for ID_MT7530: both the\ndevm_regulator_get() in probe and the regulator_enable() in\nmt7530_setup() are guarded by the switch id, but mt7530_remove()\ndisables them unconditionally. On an MT7621 or an MT7531 both pointers\nare still NULL from devm_kzalloc(), so rmmod or a sysfs unbind calls\nregulator_disable() on NULL.","state":0,"publishedAt":"2026-10-18T15:18:31.836+00:00","modifiedAt":"2026-10-19T09:21:50.349+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/net/dsa/mt7530-mdio.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"ddda1ac116c852bb969541ed53cffef7255c4961\",\n                            \"lessThan\": \"bd172580e624bac00d83abd5c4320d2e14d853bc\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ddda1ac116c852bb969541ed53cffef7255c4961\",\n                            \"lessThan\": \"e9a5298532780ecdd05c3220f3e1e3067b3537c3\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ddda1ac116c852bb969541ed53cffef7255c4961\",\n                            \"lessThan\": \"62c0e38b2e5034184d4502ce77bd178b29e59b83\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ddda1ac116c852bb969541ed53cffef7255c4961\",\n                            \"lessThan\": \"aae2a1f1e3a0ac5eeb439262a2328a2a392413ac\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"ddda1ac116c852bb969541ed53cffef7255c4961\",\n                            \"lessThan\": \"c2cdef41e0b4d8ed23a5b41e6ad4e64594e055e4\",\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/net/dsa/mt7530-mdio.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.112\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.55\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.9\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/bd172580e624bac00d83abd5c4320d2e14d853bc","https://git.kernel.org/stable/c/e9a5298532780ecdd05c3220f3e1e3067b3537c3","https://git.kernel.org/stable/c/62c0e38b2e5034184d4502ce77bd178b29e59b83","https://git.kernel.org/stable/c/aae2a1f1e3a0ac5eeb439262a2328a2a392413ac","https://git.kernel.org/stable/c/c2cdef41e0b4d8ed23a5b41e6ad4e64594e055e4"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98565","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98565","identifiers":["CVE-2026-98565"]},"retained":false,"historicalAffected":[]}],"coverage":[]}