{"cve":{"cve_id":"CVE-2026-53292","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: phonet: do not BUG_ON() in pn_socket_autobind() on failed bind\n\nsyzbot reported a kernel BUG triggered from pn_socket_sendmsg() via\npn_socket_autobind():\n\n  kernel BUG at net/phonet/socket.c:213!\n  RIP: 0010:pn_socket_autobind net/phonet/socket.c:213 [inline]\n  RIP: 0010:pn_socket_sendmsg+0x240/0x250 net/phonet/socket.c:421\n  Call Trace:\n   sock_sendmsg_nosec+0x112/0x150 net/socket.c:797\n   __sock_sendmsg net/socket.c:812 [inline]\n   __sys_sendto+0x402/0x590 net/socket.c:2280\n   ...\n\npn_socket_autobind() calls pn_socket_bind() with port 0 and, on\n-EINVAL, assumes the socket was already bound and asserts that the\nport is non-zero:\n\n  err = pn_socket_bind(sock, ..., sizeof(struct sockaddr_pn));\n  if (err != -EINVAL)\n          return err;\n  BUG_ON(!pn_port(pn_sk(sock->sk)->sobject));\n  return 0; /* socket was already bound */\n\nHowever pn_socket_bind() also returns -EINVAL when sk->sk_state is not\nTCP_CLOSE, even when the socket has never been bound and pn_port() is\nstill 0.  In that case the BUG_ON() fires and panics the kernel from a\nuser-triggerable path.\n\nTreat the \"bind returned -EINVAL but pn_port() is still 0\" case as a\nregular error and propagate -EINVAL to the caller instead of crashing.\nExisting callers already translate a non-zero return from\npn_socket_autobind() into -ENOBUFS/-EAGAIN, so returning -EINVAL here\nonly changes behaviour from panic to a normal errno.","published_at":"2026-06-26T19:40:51.470000Z","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/6db58ee730bf434d1afca91b91826e26688856ed","https://git.kernel.org/stable/c/5b0c911bcdbd982f7748d11c0b39ec5808eae2de"],"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":"2026-06-28T23:30:52.348775Z"},"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":"ba113a94b7503ee23ffe819e7045134b0c1d31de","version_start_inclusive":true,"version_end":"6db58ee730bf434d1afca91b91826e26688856ed","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:ba113a94b7503ee23ffe819e7045134b0c1d31de:6db58ee730bf434d1afca91b91826e26688856ed"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"ba113a94b7503ee23ffe819e7045134b0c1d31de","version_start_inclusive":true,"version_end":"5b0c911bcdbd982f7748d11c0b39ec5808eae2de","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:ba113a94b7503ee23ffe819e7045134b0c1d31de:5b0c911bcdbd982f7748d11c0b39ec5808eae2de"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"2.6.28","version_start_inclusive":true,"version_end":"2.6.28","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:2.6.28:2.6.28"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"2.6.28","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:2.6.28"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"7.0.10","version_start_inclusive":true,"version_end":"7.0.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:7.0.10:7.0.*"},{"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/6db58ee730bf434d1afca91b91826e26688856ed","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/5b0c911bcdbd982f7748d11c0b39ec5808eae2de","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-26T19:40:51.470000Z","label":"CVE published","source":null}]}