{"id":"CVE-2026-53232","summary":"net: phy: clean the sfp upstream if phy probing fails","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: clean the sfp upstream if phy probing fails\n\nSashiko reported that we don't call sfp_bus_del_upstream() in the probe\nfailure path, so let's add it, otherwise the sfp-bus is left with a\ndangling 'upstream' field, that may be used later on during SFP events.\n\nThis issue existed before the generic phylib sfp support, back when\ndrivers were calling phy_sfp_probe themselves.","modified":"2026-08-12T03:30:09.138354623Z","published":"2026-06-25T08:39:30.527Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53232.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0b27701ce93161d7bbf4b25fa20ca59963b0e20c"},{"type":"WEB","url":"https://git.kernel.org/stable/c/12fb84dc4dc8eb47ebe2b27f7de6255a4a205e1b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3a254779c169954fe23328a1db51f67be374f913"},{"type":"WEB","url":"https://git.kernel.org/stable/c/48774e87bbaa0056819d4b52301e4692e50e3252"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9326b654f90a09eadeb796c82801a5609d57f0c8"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53232.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53232"},{"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":"298e54fa810e027f1b0800d789eb862592721f08"},{"fixed":"12fb84dc4dc8eb47ebe2b27f7de6255a4a205e1b"},{"fixed":"9326b654f90a09eadeb796c82801a5609d57f0c8"},{"fixed":"3a254779c169954fe23328a1db51f67be374f913"},{"fixed":"0b27701ce93161d7bbf4b25fa20ca59963b0e20c"},{"fixed":"48774e87bbaa0056819d4b52301e4692e50e3252"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-53232.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"6.6.143"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.94"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.36"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.13"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-53232.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}