{"cve":{"cve_id":"CVE-2026-53261","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\ndevlink: Release nested relation on devlink free\n\ndevlink relation state is normally released from devl_unregister(), which\ncalls devlink_rel_put(). This misses devlink instances that get a nested\nrelation before registration and then fail probe before devl_register() is\nreached.\n\nThat flow can happen for SFs. The child devlink gets linked to its\nparent before registration, then a later probe error calls devlink_free()\ndirectly. Since the instance was never registered, devl_unregister() is not\ncalled and devlink->rel is leaked.\n\nRelease any pending relation from devlink_free() as well. The registered\npath is unchanged because devl_unregister() already clears devlink->rel\nbefore devlink_free() runs.","published_at":"2026-06-25T08:39:49.891000Z","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/a9137286884703113b1c9e6403bd6d7d97b14754","https://git.kernel.org/stable/c/927f96861f939c0b517d13ed27bf4fabbfc1cfb3","https://git.kernel.org/stable/c/11324d52b0c63f4f202b35793c6507a575e9a689","https://git.kernel.org/stable/c/3522b21fd7e1863d0734537737bd59f1b90d0190"],"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":"c137743bce02b18c1537d4681aa515f7b80bf0a8","version_start_inclusive":true,"version_end":"a9137286884703113b1c9e6403bd6d7d97b14754","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c137743bce02b18c1537d4681aa515f7b80bf0a8:a9137286884703113b1c9e6403bd6d7d97b14754"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c137743bce02b18c1537d4681aa515f7b80bf0a8","version_start_inclusive":true,"version_end":"927f96861f939c0b517d13ed27bf4fabbfc1cfb3","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c137743bce02b18c1537d4681aa515f7b80bf0a8:927f96861f939c0b517d13ed27bf4fabbfc1cfb3"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c137743bce02b18c1537d4681aa515f7b80bf0a8","version_start_inclusive":true,"version_end":"11324d52b0c63f4f202b35793c6507a575e9a689","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c137743bce02b18c1537d4681aa515f7b80bf0a8:11324d52b0c63f4f202b35793c6507a575e9a689"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"c137743bce02b18c1537d4681aa515f7b80bf0a8","version_start_inclusive":true,"version_end":"3522b21fd7e1863d0734537737bd59f1b90d0190","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:c137743bce02b18c1537d4681aa515f7b80bf0a8:3522b21fd7e1863d0734537737bd59f1b90d0190"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.7","version_start_inclusive":true,"version_end":"6.7","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.7:6.7"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"6.7","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:6.7"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.94","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.94:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.36","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.36:6.18.*"},{"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/a9137286884703113b1c9e6403bd6d7d97b14754","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/927f96861f939c0b517d13ed27bf4fabbfc1cfb3","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/11324d52b0c63f4f202b35793c6507a575e9a689","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/3522b21fd7e1863d0734537737bd59f1b90d0190","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-25T08:39:49.891000Z","label":"CVE published","source":null}]}