{"id":"DEBIAN-CVE-2022-49123","details":"In the Linux kernel, the following vulnerability has been resolved:  ath11k: Fix frames flush failure caused by deadlock  We are seeing below warnings:  kernel: [25393.301506] ath11k_pci 0000:01:00.0: failed to flush mgmt transmit queue 0 kernel: [25398.421509] ath11k_pci 0000:01:00.0: failed to flush mgmt transmit queue 0 kernel: [25398.421831] ath11k_pci 0000:01:00.0: dropping mgmt frame for vdev 0, is_started 0  this means ath11k fails to flush mgmt. frames because wmi_mgmt_tx_work has no chance to run in 5 seconds.  By setting /proc/sys/kernel/hung_task_timeout_secs to 20 and increasing ATH11K_FLUSH_TIMEOUT to 50 we get below warnings:  kernel: [  120.763160] INFO: task wpa_supplicant:924 blocked for more than 20 seconds. kernel: [  120.763169]       Not tainted 5.10.90 #12 kernel: [  120.763177] \"echo 0 \u003e /proc/sys/kernel/hung_task_timeout_secs\" disables this message. kernel: [  120.763186] task:wpa_supplicant  state:D stack:    0 pid:  924 ppid:     1 flags:0x000043a0 kernel: [  120.763201] Call Trace: kernel: [  120.763214]  __schedule+0x785/0x12fa kernel: [  120.763224]  ? lockdep_hardirqs_on_prepare+0xe2/0x1bb kernel: [  120.763242]  schedule+0x7e/0xa1 kernel: [  120.763253]  schedule_timeout+0x98/0xfe kernel: [  120.763266]  ? run_local_timers+0x4a/0x4a kernel: [  120.763291]  ath11k_mac_flush_tx_complete+0x197/0x2b1 [ath11k 13c3a9bf37790f4ac8103b3decf7ab4008ac314a] kernel: [  120.763306]  ? init_wait_entry+0x2e/0x2e kernel: [  120.763343]  __ieee80211_flush_queues+0x167/0x21f [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763378]  __ieee80211_recalc_idle+0x105/0x125 [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763411]  ieee80211_recalc_idle+0x14/0x27 [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763441]  ieee80211_free_chanctx+0x77/0xa2 [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763473]  __ieee80211_vif_release_channel+0x100/0x131 [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763540]  ieee80211_vif_release_channel+0x66/0x81 [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763572]  ieee80211_destroy_auth_data+0xa3/0xe6 [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763612]  ieee80211_mgd_deauth+0x178/0x29b [mac80211 335da900954f1c5ea7f1613d92088ce83342042c] kernel: [  120.763654]  cfg80211_mlme_deauth+0x1a8/0x22c [cfg80211 8945aa5bc2af5f6972336665d8ad6f9c191ad5be] kernel: [  120.763697]  nl80211_deauthenticate+0xfa/0x123 [cfg80211 8945aa5bc2af5f6972336665d8ad6f9c191ad5be] kernel: [  120.763715]  genl_rcv_msg+0x392/0x3c2 kernel: [  120.763750]  ? nl80211_associate+0x432/0x432 [cfg80211 8945aa5bc2af5f6972336665d8ad6f9c191ad5be] kernel: [  120.763782]  ? nl80211_associate+0x432/0x432 [cfg80211 8945aa5bc2af5f6972336665d8ad6f9c191ad5be] kernel: [  120.763802]  ? genl_rcv+0x36/0x36 kernel: [  120.763814]  netlink_rcv_skb+0x89/0xf7 kernel: [  120.763829]  genl_rcv+0x28/0x36 kernel: [  120.763840]  netlink_unicast+0x179/0x24b kernel: [  120.763854]  netlink_sendmsg+0x393/0x401 kernel: [  120.763872]  sock_sendmsg+0x72/0x76 kernel: [  120.763886]  ____sys_sendmsg+0x170/0x1e6 kernel: [  120.763897]  ? copy_msghdr_from_user+0x7a/0xa2 kernel: [  120.763914]  ___sys_sendmsg+0x95/0xd1 kernel: [  120.763940]  __sys_sendmsg+0x85/0xbf kernel: [  120.763956]  do_syscall_64+0x43/0x55 kernel: [  120.763966]  entry_SYSCALL_64_after_hwframe+0x44/0xa9 kernel: [  120.763977] RIP: 0033:0x79089f3fcc83 kernel: [  120.763986] RSP: 002b:00007ffe604f0508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e kernel: [  120.763997] RAX: ffffffffffffffda RBX: 000059b40e987690 RCX: 000079089f3fcc83 kernel: [  120.764006] RDX: 0000000000000000 RSI: 00007ffe604f0558 RDI: 0000000000000009 kernel: [  120.764014] RBP: 00007ffe604f0540 R08: 0000000000000004 R09: 0000000000400000 kernel: [  120.764023] R10: 00007ffe604f0638 R11: 0000000000000246 R12: 000059b40ea04980 kernel: [  120.764032] R13: 00007ffe604 ---truncated---","modified":"2026-08-13T14:00:41.772535842Z","published":"2025-02-26T07:00:49.640Z","withdrawn":"2026-08-13T14:00:41.772535685Z","upstream":["CVE-2022-49123"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2022-49123"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:11","purl":"pkg:deb/debian/linux?arch=source&distro=bullseye"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.10.103-1","5.10.103-1~bpo10+1","5.10.106-1","5.10.113-1","5.10.120-1","5.10.120-1~bpo10+1","5.10.127-1","5.10.127-2","5.10.127-2~bpo10+1","5.10.136-1","5.10.140-1","5.10.148-1","5.10.149-1","5.10.149-2","5.10.158-1","5.10.158-2","5.10.162-1","5.10.178-1","5.10.178-2","5.10.178-3","5.10.179-1","5.10.179-2","5.10.179-3","5.10.179-4","5.10.179-5","5.10.191-1","5.10.197-1","5.10.205-1","5.10.205-2","5.10.209-1","5.10.209-2","5.10.216-1","5.10.218-1","5.10.221-1","5.10.223-1","5.10.226-1","5.10.234-1","5.10.237-1","5.10.244-1","5.10.247-1","5.10.249-1","5.10.251-1","5.10.251-3","5.10.251-4","5.10.251-5","5.10.257-1","5.10.259-1","5.10.46-4","5.10.46-5","5.10.70-1","5.10.70-1~bpo10+1","5.10.84-1","5.10.92-1","5.10.92-1~bpo10+1","5.10.92-2","5.13.12-1~exp1","5.13.9-1~exp1","5.13.9-1~exp2","5.14-1~exp1","5.14-1~exp2","5.14.1-1~exp1","5.14.12-1","5.14.16-1","5.14.2-1~exp1","5.14.3-1~exp1","5.14.6-1","5.14.6-2","5.14.6-3","5.14.9-1","5.14.9-2","5.14.9-2~bpo11+1","5.15-1~exp1","5.15.1-1~exp1","5.15.15-1","5.15.15-2","5.15.15-2~bpo11+1","5.15.2-1~exp1","5.15.3-1","5.15.5-1","5.15.5-2","5.15.5-2~bpo11+1","5.16.10-1","5.16.11-1","5.16.11-1~bpo11+1","5.16.12-1","5.16.12-1~bpo11+1","5.16.14-1","5.16.18-1","5.16.3-1~exp1","5.16.4-1~exp1","5.16.7-1","5.16.7-2","5.16~rc1-1~exp1","5.16~rc3-1~exp1","5.16~rc4-1~exp1","5.16~rc5-1~exp1","5.16~rc6-1~exp1","5.16~rc7-1~exp1","5.16~rc8-1~exp1","5.17.1-1~exp1","5.17.11-1","5.17.3-1","5.17.6-1","5.17~rc3-1~exp1","5.17~rc4-1~exp1","5.17~rc5-1~exp1","5.17~rc6-1~exp1","5.17~rc7-1~exp1","5.17~rc8-1~exp1","5.18-1~exp1","5.18.14-1","5.18.14-1~bpo11+1","5.18.16-1","5.18.16-1~bpo11+1","5.18.2-1","5.18.2-1~bpo11+1","5.18.5-1","5.19-1~exp1","5.19.11-1","5.19.11-1~bpo11+1","5.19.6-1","5.19~rc4-1~exp1","5.19~rc6-1~exp1","6.0-1~exp1","6.0.10-1","6.0.10-2","6.0.12-1","6.0.12-1+alpha","6.0.12-1~bpo11+1","6.0.2-1","6.0.3-1","6.0.3-1~bpo11+1","6.0.5-1","6.0.6-1","6.0.6-2","6.0.7-1","6.0.8-1","6.0~rc7-1~exp1","6.1.1-1~exp1","6.1.1-1~exp2","6.1.106-1","6.1.106-2","6.1.106-3","6.1.11-1","6.1.112-1","6.1.115-1","6.1.119-1","6.1.12-1","6.1.12-1~bpo11+1","6.1.123-1","6.1.124-1","6.1.128-1","6.1.129-1","6.1.133-1","6.1.135-1","6.1.137-1","6.1.139-1","6.1.140-1","6.1.147-1","6.1.148-1","6.1.15-1","6.1.15-1~bpo11+1","6.1.153-1","6.1.158-1","6.1.159-1","6.1.162-1","6.1.164-1","6.1.170-1","6.1.170-2","6.1.170-3","6.1.172-1","6.1.174-1","6.1.176-1","6.1.177-1","6.1.2-1~exp1","6.1.20-1","6.1.20-1~bpo11+1","6.1.20-2","6.1.20-2~bpo11+1","6.1.25-1","6.1.27-1","6.1.27-1~bpo11+1","6.1.37-1","6.1.38-1","6.1.38-2","6.1.38-2~bpo11+1","6.1.38-3","6.1.38-4","6.1.38-4~bpo11+1","6.1.4-1","6.1.52-1","6.1.55-1","6.1.55-1~bpo11+1","6.1.64-1","6.1.66-1","6.1.67-1","6.1.69-1","6.1.69-1~bpo11+1","6.1.7-1","6.1.76-1","6.1.76-1~bpo11+1","6.1.8-1","6.1.8-1+sh4","6.1.82-1","6.1.85-1","6.1.90-1","6.1.90-1~bpo11+1","6.1.94-1","6.1.94-1~bpo11+1","6.1.98-1","6.1.99-1","6.10-1~exp1","6.10.1-1~exp1","6.10.11-1","6.10.11-1~bpo12+1","6.10.12-1","6.10.3-1","6.10.4-1","6.10.6-1","6.10.6-1~bpo12+1","6.10.7-1","6.10.9-1","6.11-1~exp1","6.11.10-1","6.11.10-1~bpo12+1","6.11.2-1","6.11.4-1","6.11.5-1","6.11.5-1~bpo12+1","6.11.6-1","6.11.7-1","6.11.9-1","6.11~rc4-1~exp1","6.11~rc5-1~exp1","6.12.10-1","6.12.100-1","6.12.11-1","6.12.11-1+alpha","6.12.11-1+alpha.1","6.12.12-1","6.12.12-1~bpo12+1","6.12.13-1","6.12.15-1","6.12.16-1","6.12.17-1","6.12.19-1","6.12.20-1","6.12.21-1","6.12.22-1","6.12.22-1~bpo12+1","6.12.25-1","6.12.27-1","6.12.27-1~bpo12+1","6.12.29-1","6.12.3-1","6.12.30-1","6.12.30-1~bpo12+1","6.12.31-1","6.12.32-1","6.12.32-1~bpo12+1","6.12.33-1","6.12.33-1~bpo12+1","6.12.35-1","6.12.35-1~bpo12+1","6.12.37-1","6.12.38-1","6.12.38-1~bpo12+1","6.12.41-1","6.12.43-1","6.12.43-1~bpo12+1","6.12.48-1","6.12.5-1","6.12.57-1","6.12.57-1~bpo12+1","6.12.6-1","6.12.63-1","6.12.63-1~bpo12+1","6.12.69-1","6.12.69-1~bpo12+1","6.12.73-1","6.12.73-1~bpo12+1","6.12.74-1","6.12.74-2","6.12.74-2~bpo12+1","6.12.8-1","6.12.85-1","6.12.85-1~bpo12+1","6.12.86-1","6.12.86-1~bpo12+1","6.12.88-1","6.12.88-1~bpo12+1","6.12.9-1","6.12.9-1+alpha","6.12.9-1~bpo12+1","6.12.90-1","6.12.90-1~bpo12+1","6.12.90-2","6.12.90-2~bpo12+1","6.12.94-1","6.12.94-1~bpo12+1","6.12.95-1","6.12.95-1~bpo12+1","6.12.96-1","6.12~rc6-1~exp1","6.13.10-1~exp1","6.13.11-1~exp1","6.13.2-1~exp1","6.13.3-1~exp1","6.13.4-1~exp1","6.13.5-1~exp1","6.13.6-1~exp1","6.13.7-1~exp1","6.13.8-1~exp1","6.13.9-1~exp1","6.13~rc6-1~exp1","6.13~rc7-1~exp1","6.14.3-1~exp1","6.14.5-1~exp1","6.14.6-1~exp1","6.15-1~exp1","6.15.1-1~exp1","6.15.2-1~e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yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49123.json"}},{"package":{"name":"linux","ecosystem":"Debian:12","purl":"pkg:deb/debian/linux?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49123.json"}},{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49123.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.17.3-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2022-49123.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}