{"cve":{"cve_id":"CVE-2026-53035","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\nbpf, sockmap: Fix af_unix iter deadlock\n\nbpf_iter_unix_seq_show() may deadlock when lock_sock_fast() takes the fast\npath and the iter prog attempts to update a sockmap. Which ends up spinning\nat sock_map_update_elem()'s bh_lock_sock():\n\nWARNING: possible recursive locking detected\ntest_progs/1393 is trying to acquire lock:\nffff88811ec25f58 (slock-AF_UNIX){+...}-{3:3}, at: sock_map_update_elem+0xdb/0x1f0\n\nbut task is already holding lock:\nffff88811ec25f58 (slock-AF_UNIX){+...}-{3:3}, at: __lock_sock_fast+0x37/0xe0\n\nother info that might help us debug this:\n Possible unsafe locking scenario:\n\n       CPU0\n       ----\n  lock(slock-AF_UNIX);\n  lock(slock-AF_UNIX);\n\n *** DEADLOCK ***\n\n May be due to missing lock nesting notation\n\n4 locks held by test_progs/1393:\n #0: ffff88814b59c790 (&p->lock){+.+.}-{4:4}, at: bpf_seq_read+0x59/0x10d0\n #1: ffff88811ec25fd8 (sk_lock-AF_UNIX){+.+.}-{0:0}, at: bpf_seq_read+0x42c/0x10d0\n #2: ffff88811ec25f58 (slock-AF_UNIX){+...}-{3:3}, at: __lock_sock_fast+0x37/0xe0\n #3: ffffffff85a6a7c0 (rcu_read_lock){....}-{1:3}, at: bpf_iter_run_prog+0x51d/0xb00\n\nCall Trace:\n dump_stack_lvl+0x5d/0x80\n print_deadlock_bug.cold+0xc0/0xce\n __lock_acquire+0x130f/0x2590\n lock_acquire+0x14e/0x2b0\n _raw_spin_lock+0x30/0x40\n sock_map_update_elem+0xdb/0x1f0\n bpf_prog_2d0075e5d9b721cd_dump_unix+0x55/0x4f4\n bpf_iter_run_prog+0x5b9/0xb00\n bpf_iter_unix_seq_show+0x1f7/0x2e0\n bpf_seq_read+0x42c/0x10d0\n vfs_read+0x171/0xb20\n ksys_read+0xff/0x200\n do_syscall_64+0x6b/0x3a0\n entry_SYSCALL_64_after_hwframe+0x76/0x7e","published_at":"2026-06-24T16:29:42.560000Z","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/bd3592129f24243713673a07225cf1f15a9bb835","https://git.kernel.org/stable/c/3cef33b9813b78f227942572fb317afcd5c9ac94","https://git.kernel.org/stable/c/87828b380956d4986f59f2c086e0b09b3e6cdaae","https://git.kernel.org/stable/c/527057ebe8076dfbcaef51195ff1b7508646be2c","https://git.kernel.org/stable/c/66d9fab4565eafe1afe7ba0581f79b76073b60fa","https://git.kernel.org/stable/c/4d328dd695383224aa750ddee6b4ad40c0f8d205"],"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":"2026-06-28T23:30:49.890169Z"},"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":"2c860a43dd77f969bb959336a2f743d7103a8f63","version_start_inclusive":true,"version_end":"bd3592129f24243713673a07225cf1f15a9bb835","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:2c860a43dd77f969bb959336a2f743d7103a8f63:bd3592129f24243713673a07225cf1f15a9bb835"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"2c860a43dd77f969bb959336a2f743d7103a8f63","version_start_inclusive":true,"version_end":"3cef33b9813b78f227942572fb317afcd5c9ac94","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:2c860a43dd77f969bb959336a2f743d7103a8f63:3cef33b9813b78f227942572fb317afcd5c9ac94"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"2c860a43dd77f969bb959336a2f743d7103a8f63","version_start_inclusive":true,"version_end":"87828b380956d4986f59f2c086e0b09b3e6cdaae","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:2c860a43dd77f969bb959336a2f743d7103a8f63:87828b380956d4986f59f2c086e0b09b3e6cdaae"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"2c860a43dd77f969bb959336a2f743d7103a8f63","version_start_inclusive":true,"version_end":"527057ebe8076dfbcaef51195ff1b7508646be2c","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:2c860a43dd77f969bb959336a2f743d7103a8f63:527057ebe8076dfbcaef51195ff1b7508646be2c"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"2c860a43dd77f969bb959336a2f743d7103a8f63","version_start_inclusive":true,"version_end":"66d9fab4565eafe1afe7ba0581f79b76073b60fa","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:2c860a43dd77f969bb959336a2f743d7103a8f63:66d9fab4565eafe1afe7ba0581f79b76073b60fa"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"2c860a43dd77f969bb959336a2f743d7103a8f63","version_start_inclusive":true,"version_end":"4d328dd695383224aa750ddee6b4ad40c0f8d205","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:2c860a43dd77f969bb959336a2f743d7103a8f63:4d328dd695383224aa750ddee6b4ad40c0f8d205"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"5.15","version_start_inclusive":true,"version_end":"5.15","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:5.15:5.15"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"0","version_start_inclusive":true,"version_end":"5.15","version_end_inclusive":false,"cpe23_uri":"cve5:linux:linux:0:5.15"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.1.175","version_start_inclusive":true,"version_end":"6.1.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.1.175:6.1.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.6.141","version_start_inclusive":true,"version_end":"6.6.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.6.141:6.6.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.12.91","version_start_inclusive":true,"version_end":"6.12.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.12.91:6.12.*"},{"vendor_slug":"linux","vendor_name":"Linux","product_slug":"linux","product_name":"Linux","version_start":"6.18.33","version_start_inclusive":true,"version_end":"6.18.*","version_end_inclusive":true,"cpe23_uri":"cve5:linux:linux:6.18.33:6.18.*"},{"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/bd3592129f24243713673a07225cf1f15a9bb835","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/3cef33b9813b78f227942572fb317afcd5c9ac94","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/87828b380956d4986f59f2c086e0b09b3e6cdaae","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/527057ebe8076dfbcaef51195ff1b7508646be2c","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/66d9fab4565eafe1afe7ba0581f79b76073b60fa","source_type":"MISC","tags":[]},{"url":"https://git.kernel.org/stable/c/4d328dd695383224aa750ddee6b4ad40c0f8d205","source_type":"MISC","tags":[]}],"timeline":[{"type":"published","at":"2026-06-24T16:29:42.560000Z","label":"CVE published","source":null}]}