{"cve":"CVE-2022-50164","nvd":{"published":"2025-06-18T11:15:46.677","modified":"2026-08-04T10:18:06.290","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: iwlwifi: mvm: fix double list_add at iwl_mvm_mac_wake_tx_queue\n\nAfter successfull station association, if station queues are disabled for\nsome reason, the related lists are not emptied. So if some new element is\nadded to the list in iwl_mvm_mac_wake_tx_queue, it can match with the old\none and produce a BUG like this:\n\n[   46.535263] list_add corruption. prev->next should be next (ffff94c1c318a360), but was 0000000000000000. (prev=ffff94c1d02d3388).\n[   46.535283] ------------[ cut here ]------------\n[   46.535284] kernel BUG at lib/list_debug.c:26!\n[   46.535290] invalid opcode: 0000 [#1] PREEMPT SMP PTI\n[   46.585304] CPU: 0 PID: 623 Comm: wpa_supplicant Not tainted 5.19.0-rc3+ #1\n[   46.592380] Hardware name: Dell Inc. Inspiron 660s/0478VN       , BIOS A07 08/24/2012\n[   46.600336] RIP: 0010:__list_add_valid.cold+0x3d/0x3f\n[   46.605475] Code: f2 4c 89 c1 48 89 fe 48 c7 c7 c8 40 67 93 e8 20 cc fd ff 0f 0b 48 89 d1 4c 89 c6 4c 89 ca 48 c7 c7 70 40 67 93 e8 09 cc fd ff <0f> 0b 48 89 fe 48 c7 c7 00 41 67 93 e8 f8 cb fd ff 0f 0b 48 89 d1\n[   46.624469] RSP: 0018:ffffb20800ab76d8 EFLAGS: 00010286\n[   46.629854] RAX: 0000000000000075 RBX: ffff94c1c318a0e0 RCX: 0000000000000000\n[   46.637105] RDX: 0000000000000201 RSI: ffffffff9365e100 RDI: 00000000ffffffff\n[   46.644356] RBP: ffff94c1c5f43370 R08: 0000000000000075 R09: 3064316334396666\n[   46.651607] R10: 3364323064316334 R11: 39666666663d7665 R12: ffff94c1c5f43388\n[   46.658857] R13: ffff94c1d02d3388 R14: ffff94c1c318a360 R15: ffff94c1cf2289c0\n[   46.666108] FS:  00007f65634ff7c0(0000) GS:ffff94c1da200000(0000) knlGS:0000000000000000\n[   46.674331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[   46.680170] CR2: 00007f7dfe984460 CR3: 000000010e894003 CR4: 00000000000606f0\n[   46.687422] Call Trace:\n[   46.689906]  <TASK>\n[   46.691950]  iwl_mvm_mac_wake_tx_queue+0xec/0x15c [iwlmvm]\n[   46.697601]  ieee80211_queue_skb+0x4b3/0x720 [mac80211]\n[   46.702973]  ? sta_info_get+0x46/0x60 [mac80211]\n[   46.707703]  ieee80211_tx+0xad/0x110 [mac80211]\n[   46.712355]  __ieee80211_tx_skb_tid_band+0x71/0x90 [mac80211]\n...\n\nIn order to avoid this problem, we must also remove the related lists when\nstation queues are disabled.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-415"],"references":["https://git.kernel.org/stable/c/14a3aacf517a9de725dd3219dbbcf741e31763c4","https://git.kernel.org/stable/c/182d3c1385f44ba7c508bf5b1292a7fe96ad4e9e","https://git.kernel.org/stable/c/38d71acc15a2e72806b516380af0adb3830d4639","https://git.kernel.org/stable/c/4a40af2b0b9517fca7ae2a030c9c0a16836303c0","https://git.kernel.org/stable/c/5cca5f714fe6cedd2df9d8451ad8df21e6464f62"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:03:23.287444849+00:00"},"epss":{"cve":"CVE-2022-50164","score":0.00327,"percentile":0.25814,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}