{"id":"CVE-2023-53086","revision":null,"records":[{"revision":"2708d6800f46463caf38ed75da06d4e5","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-53086","aliases":[],"title":"wifi: mt76: connac: do not check WED status for non-mmio devices","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: connac: do not check WED status for non-mmio devices\n\nWED is supported just for mmio devices, so do not check it for usb or\nsdio devices. This patch fixes the crash reported below:\n\n[   21.946627] wlp0s3u1i3: authenticate with c4:41:1e:f5:2b:1d\n[   22.525298] wlp0s3u1i3: send auth to c4:41:1e:f5:2b:1d (try 1/3)\n[   22.548274] wlp0s3u1i3: authenticate with c4:41:1e:f5:2b:1d\n[   22.557694] wlp0s3u1i3: send auth to c4:41:1e:f5:2b:1d (try 1/3)\n[   22.565885] wlp0s3u1i3: authenticated\n[   22.569502] wlp0s3u1i3: associate with c4:41:1e:f5:2b:1d (try 1/3)\n[   22.578966] wlp0s3u1i3: RX AssocResp from c4:41:1e:f5:2b:1d (capab=0x11 status=30 aid=3)\n[   22.579113] wlp0s3u1i3: c4:41:1e:f5:2b:1d rejected association temporarily; comeback duration 1000 TU (1024 ms)\n[   23.649518] wlp0s3u1i3: associate with c4:41:1e:f5:2b:1d (try 2/3)\n[   23.752528] wlp0s3u1i3: RX AssocResp from c4:41:1e:f5:2b:1d (capab=0x11 status=0 aid=3)\n[   23.797450] wlp0s3u1i3: associated\n[   24.959527] kernel tried to execute NX-protected page - exploit attempt? (uid: 0)\n[   24.959640] BUG: unable to handle page fault for address: ffff88800c223200\n[   24.959706] #PF: supervisor instruction fetch in kernel mode\n[   24.959788] #PF: error_code(0x0011) - permissions violation\n[   24.959846] PGD 2c01067 P4D 2c01067 PUD 2c02067 PMD c2a8063 PTE 800000000c223163\n[   24.959957] Oops: 0011 [#1] PREEMPT SMP\n[   24.960009] CPU: 0 PID: 391 Comm: wpa_supplicant Not tainted 6.2.0-kvm #18\n[   24.960089] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.1-2.fc37 04/01/2014\n[   24.960191] RIP: 0010:0xffff88800c223200\n[   24.960446] RSP: 0018:ffffc90000ff7698 EFLAGS: 00010282\n[   24.960513] RAX: ffff888028397010 RBX: ffff88800c26e630 RCX: 0000000000000058\n[   24.960598] RDX: ffff88800c26f844 RSI: 0000000000000006 RDI: ffff888028397010\n[   24.960682] RBP: ffff88800ea72f00 R08: 18b873fbab2b964c R09: be06b38235f3c63c\n[   24.960766] R10: 18b873fbab2b964c R11: be06b38235f3c63c R12: 0000000000000001\n[   24.960853] R13: ffff88800c26f84c R14: ffff8880063f0ff8 R15: ffff88800c26e644\n[   24.960950] FS:  00007effcea327c0(0000) GS:ffff88807dc00000(0000) knlGS:0000000000000000\n[   24.961036] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[   24.961106] CR2: ffff88800c223200 CR3: 000000000eaa2000 CR4: 00000000000006b0\n[   24.961190] Call Trace:\n[   24.961219]  <TASK>\n[   24.961245]  ? mt76_connac_mcu_add_key+0x2cf/0x310\n[   24.961313]  ? mt7921_set_key+0x150/0x200\n[   24.961365]  ? drv_set_key+0xa9/0x1b0\n[   24.961418]  ? ieee80211_key_enable_hw_accel+0xd9/0x240\n[   24.961485]  ? ieee80211_key_replace+0x3f3/0x730\n[   24.961541]  ? crypto_shash_setkey+0x89/0xd0\n[   24.961597]  ? ieee80211_key_link+0x2d7/0x3a0\n[   24.961664]  ? crypto_aead_setauthsize+0x31/0x50\n[   24.961730]  ? sta_info_hash_lookup+0xa6/0xf0\n[   24.961785]  ? ieee80211_add_key+0x1fc/0x250\n[   24.961842]  ? rdev_add_key+0x41/0x140\n[   24.961882]  ? nl80211_parse_key+0x6c/0x2f0\n[   24.961940]  ? nl80211_new_key+0x24a/0x290\n[   24.961984]  ? genl_rcv_msg+0x36c/0x3a0\n[   24.962036]  ? rdev_mod_link_station+0xe0/0xe0\n[   24.962102]  ? nl80211_set_key+0x410/0x410\n[   24.962143]  ? nl80211_pre_doit+0x200/0x200\n[   24.962187]  ? genl_bind+0xc0/0xc0\n[   24.962217]  ? netlink_rcv_skb+0xaa/0xd0\n[   24.962259]  ? genl_rcv+0x24/0x40\n[   24.962300]  ? netlink_unicast+0x224/0x2f0\n[   24.962345]  ? netlink_sendmsg+0x30b/0x3d0\n[   24.962388]  ? ____sys_sendmsg+0x109/0x1b0\n[   24.962388]  ? ____sys_sendmsg+0x109/0x1b0\n[   24.962440]  ? __import_iovec+0x2e/0x110\n[   24.962482]  ? ___sys_sendmsg+0xbe/0xe0\n[   24.962525]  ? mod_objcg_state+0x25c/0x330\n[   24.962576]  ? __dentry_kill+0x19e/0x1d0\n[   24.962618]  ? call_rcu+0x18f/0x270\n[   24.962660]  ? __dentry_kill+0x19e/0x1d0\n[   24.962702]  ? __x64_sys_sendmsg+0x70/0x90\n[   24.962744]  ? do_syscall_64+0x3d/0x80\n[   24.962796]  ? exit_to_user_mode_prepare+0x1b/0x70\n[   24.962852]  ? entry_SYSCA\n---truncated---","state":0,"publishedAt":"2025-05-02T15:55:33.578+00:00","modifiedAt":"2026-10-15T21:41:25.977+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"d1369e515efe6b5d04e9a5f5884106643f7b1d8a\",\n                            \"lessThan\": \"53edfda851dd1ce41ac049ce2f195dc41dd27cc1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"d1369e515efe6b5d04e9a5f5884106643f7b1d8a\",\n                            \"lessThan\": \"5683e1488aa9b0805a9403d215e48fed29d6d923\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.2\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.2.9\",\n                            \"lessThanOrEqual\": \"6.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/53edfda851dd1ce41ac049ce2f195dc41dd27cc1","https://git.kernel.org/stable/c/5683e1488aa9b0805a9403d215e48fed29d6d923"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-53086","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-53086","identifiers":["CVE-2023-53086"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. Missing entries do not establish absence of exploitation.","generation":"2026-11-09T13:04:36.1502744+00:00","complete":true,"records":1769,"lastAttemptAt":"2026-11-09T13:04:36.1502744+00:00","lastSuccessAt":"2026-11-09T13:04:36.3089681+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:04:36.3089715+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"cve-program","scope":"Official CVE Program baseline and cumulative hourly delta; all vendors, published and rejected records","generation":"cve-24e6fde7b744113daefb8f6135035fb8a5c69c9617c9c0d40574a0376532ffd3-bce548cb9713389d6cc2da20d64478978e569c118d9e3817d5449036d2c96da4","complete":true,"records":421424,"lastAttemptAt":"2026-11-09T13:02:24.4919458+00:00","lastSuccessAt":"2026-11-09T13:02:24.4462956+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:02:24.4919458+00:00","snapshotPublishedAt":"2026-11-09T12:31:22+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"euvd","scope":"Rolling EUVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-897f1f8852214f7d97a85b009edb7d92","complete":false,"records":13655,"lastAttemptAt":"2026-11-09T13:16:47.5163098+00:00","lastSuccessAt":"2026-11-09T13:16:47.505+00:00","error":"7 identifier lookups failed; latest failures include HTTP 403. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-09T13:16:47.505+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13700,"expectedIdentifiers":13707,"failedIdentifiers":7},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. Not a global EPSS backfill.","generation":"2026-11-09T13:04:36.1502744+00:00","complete":true,"records":1096,"lastAttemptAt":"2026-11-09T13:04:36.1502744+00:00","lastSuccessAt":"2026-11-09T13:04:36.3096956+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:04:36.3096959+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"nvd","scope":"Rolling NVD lookups of CVE aliases in current public OSV archives; 500 identifiers per refresh, rechecked after 48 hours. Not a global NVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-fec5a400f2004099a6ceb2e015ba7713","complete":true,"records":13667,"lastAttemptAt":"2026-11-09T13:04:37.3410735+00:00","lastSuccessAt":"2026-11-09T13:04:37.338+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:04:37.338+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13707,"expectedIdentifiers":13707,"failedIdentifiers":0},{"source":"osv:Go","scope":"Complete OSV Go ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"go-980593e6977a6d1b4fb1eed5a1ffe88a468736f89f0a06f710924ad59132c023","complete":true,"records":9914,"lastAttemptAt":"2026-11-09T13:04:36.0102403+00:00","lastSuccessAt":"2026-11-08T11:07:07.068788+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:04:36.0102403+00:00","snapshotPublishedAt":"2026-11-08T11:02:46+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:NuGet","scope":"Complete OSV NuGet ecosystem archive, including GitHub Advisory Database records; NuGet version matching only","generation":"nuget-fde804134ecdda0ddd5ff5c26ee1fff5a6fa659311f7ef2e51c6ad54964db0e2","complete":true,"records":1971,"lastAttemptAt":"2026-11-09T13:02:24.6845928+00:00","lastSuccessAt":"2026-11-06T19:03:17.0399903+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:02:24.6845928+00:00","snapshotPublishedAt":"2026-11-06T18:17:57+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:crates.io","scope":"Complete OSV crates.io ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"crates.io-c905fa1bd26c7b261e77cc7202a86dc766ff31c2b096b501f3bf44f561e34970","complete":true,"records":3063,"lastAttemptAt":"2026-11-09T13:04:36.1177843+00:00","lastSuccessAt":"2026-11-09T12:02:21.7931207+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:04:36.1177843+00:00","snapshotPublishedAt":"2026-11-09T11:18:00+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null},{"source":"osv:npm","scope":"Complete OSV npm ecosystem archive, including withdrawn and malicious-package source records; statement counts are not unique CVE counts","generation":"npm-3e30324623f4d042faeccbd22ff1ab0b99d8d436d702bf285b288cefe802b265","complete":true,"records":231298,"lastAttemptAt":"2026-11-09T13:04:35.8866798+00:00","lastSuccessAt":"2026-11-09T13:04:34.5744206+00:00","error":null,"lastVerifiedAt":"2026-11-09T13:04:35.8866798+00:00","snapshotPublishedAt":"2026-11-09T12:33:12+00:00","importing":false,"stagedRecords":0,"checkedIdentifiers":null,"expectedIdentifiers":null,"failedIdentifiers":null}]}