{"cve":{"cve_id":"CVE-2026-53231","is_kev":false,"kev_date_added":null,"kev_vendor_project":null,"kev_product":null,"kev_vulnerability_name":null,"kev_short_description":null,"kev_required_action":null,"kev_due_date":null,"kev_known_ransomware":null,"kev_notes":null,"kev_cwes":null,"epss_score":null,"epss_percentile":null,"epss_as_of":null,"description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: phy: don't try to setup PHY-driven SFP cages when using genphy\n\nWe don't have support for PHY-driver SFP cages with the genphy code.\n\nOn top of that, it was found by sashiko that running\nsfp_bus_add_upstream() for genphy deadlocks, as for genphy the PHY\nprobing runs under RTNL, which isn't the case for non-genphy drivers.\n\nThis problem was reproduced, and does lead to a deadlock on RTNL.\n\nBefore the blamed commit, the phy_sfp_probe() call was made by\nindividual PHY drivers, so there was no way to get to the SFP probing\npath when using genphy.\n\nLet's therefore only run phy_sfp_probe when not using genphy.","published_at":"2026-06-25T08:39:29.871000Z","last_modified_at":null,"cvss_v3_score":null,"cvss_v3_vector":null,"cvss_v3_severity":null,"cvss_v4_score":null,"cvss_v4_vector":null,"cvss_v4_severity":null,"ssvc_decision":null,"ssvc_exploitation":null,"ssvc_automatable":null,"ssvc_technical_impact":null,"cwes":null,"nvd_references":["https://git.kernel.org/stable/c/ef8d739eee6f85303cbecebc01eb72f063de74e0","https://git.kernel.org/stable/c/5a0082ec20a05ef2378410323a5089a8f1786f4a"],"vuln_status":null,"trending_score":null,"is_trending":false,"has_trended":false,"trended_number_one":false,"trending_peak_score":null,"trending_peak_rank":null,"started_trending_at":null,"trended_number_one_at":null,"summary_generated":null,"summary_generated_at":null,"summary_model":null,"created_at":"2026-06-28T17:55:28.590503Z","updated_at":"2026-06-28T23:30:51.545322Z"},"effective_severity":null,"badges":[],"impact_analysis":[],"cvss_v3_decoded":{"version":null,"metrics":[]},"cvss_v4_decoded":{"version":null,"metrics":[]},"affected":[{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"bad869b5e41a08424ff130fd6bb41b854be70095","version_start_inclusive":true,"version_end":"ef8d739eee6f85303cbecebc01eb72f063de74e0","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:bad869b5e41a08424ff130fd6bb41b854be70095:ef8d739eee6f85303cbecebc01eb72f063de74e0"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"bad869b5e41a08424ff130fd6bb41b854be70095","version_start_inclusive":true,"version_end":"5a0082ec20a05ef2378410323a5089a8f1786f4a","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:bad869b5e41a08424ff130fd6bb41b854be70095:5a0082ec20a05ef2378410323a5089a8f1786f4a"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0","version_start_inclusive":true,"version_end":"7.0","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0:7.0"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"7.0","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:7.0"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.13","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.13:7.0.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.1","version_start_inclusive":true,"version_end":"*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.1:*"}],"exploit_refs":[],"news":[],"references":[{"url":"https://git.kernel.org/stable/c/ef8d739eee6f85303cbecebc01eb72f063de74e0","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/5a0082ec20a05ef2378410323a5089a8f1786f4a","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-25T08:39:29.871000Z","label":"CVE published","source":null}]}