{"id":"CVE-2022-49132","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nath11k: pci: fix crash on suspend if board file is not found\n\nMario reported that the kernel was crashing on suspend if ath11k was not able\nto find a board file:\n\n[  47…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nath11k: pci: fix crash on suspend if board file is not found\n\nMario reported that the kernel was crashing on suspend if ath11k was not able\nto find a board file:\n\n[  47…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-908"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.6, < 5.15.34","linux_kernel >= 5.16, < 5.16.20","linux_kernel >= 5.17, < 5.17.3"],"patched":["linux_kernel 5.17.3"],"published":"2025-02-26","updated":"2026-08-13","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-49132","references":[{"url":"https://git.kernel.org/stable/c/aeed776c00e804a0f7896db39c7c661cea34ee1f","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/b4f4c56459a5c744f7f066b9fc2b54ea995030c5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f3c5ef433da82d257337424b3647ce9dcb37d4b5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fed4cef115ab21a18faf499b3fa9b9a4b544f941","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00261,"epssPercentile":0.18225,"ingestedAt":"2026-08-13T00:57:22.632Z","slug":"CVE-2022-49132","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nath11k: pci: fix crash on suspend if board file is not found\n\nMario reported that the kernel was crashing on suspend if ath11k was not able\nto find a board file:\n\n[  473.693286] PM: Suspending system (s2idle)\n[  473.693291] printk: Suspending console(s) (use no_console_suspend to debug)\n[  474.407787] BUG: unable to handle page fault for address: 0000000000002070\n[  474.407791] #PF: supervisor read access in kernel mode\n[  474.407794] #PF: error_code(0x0000) - not-present page\n[  474.407798] PGD 0 P4D 0\n[  474.407801] Oops: 0000 [#1] PREEMPT SMP NOPTI\n[  474.407805] CPU: 2 PID: 2350 Comm: kworker/u32:14 Tainted: G        W         5.16.0 #248\n[...]\n[  474.407868] Call Trace:\n[  474.407870]  <TASK>\n[  474.407874]  ? _raw_spin_lock_irqsave+0x2a/0x60\n[  474.407882]  ? lock_timer_base+0x72/0xa0\n[  474.407889]  ? _raw_spin_unlock_irqrestore+0x29/0x3d\n[  474.407892]  ? try_to_del_timer_sync+0x54/0x80\n[  474.407896]  ath11k_dp_rx_pktlog_stop+0x49/0xc0 [ath11k]\n[  474.407912]  ath11k_core_suspend+0x34/0x130 [ath11k]\n[  474.407923]  ath11k_pci_pm_suspend+0x1b/0x50 [ath11k_pci]\n[  474.407928]  pci_pm_suspend+0x7e/0x170\n[  474.407935]  ? pci_pm_freeze+0xc0/0xc0\n[  474.407939]  dpm_run_callback+0x4e/0x150\n[  474.407947]  __device_suspend+0x148/0x4c0\n[  474.407951]  async_suspend+0x20/0x90\ndmesg-efi-164255130401001:\nOops#1 Part1\n[  474.407955]  async_run_entry_fn+0x33/0x120\n[  474.407959]  process_one_work+0x220/0x3f0\n[  474.407966]  worker_thread+0x4a/0x3d0\n[  474.407971]  kthread+0x17a/0x1a0\n[  474.407975]  ? process_one_work+0x3f0/0x3f0\n[  474.407979]  ? set_kthread_struct+0x40/0x40\n[  474.407983]  ret_from_fork+0x22/0x30\n[  474.407991]  </TASK>\n\nThe issue here is that board file loading happens after ath11k_pci_probe()\nsuccesfully returns (ath11k initialisation happends asynchronously) and the\nsuspend handler is still enabled, of course failing as ath11k is not properly\ninitialised. Fix this by checking ATH11K_FLAG_QMI_FAIL during both suspend and\nresume.\n\nTested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03003-QCAHSPSWPL_V1_V2_SILICONZ_LITE-2\n\n## Affected\n\n- `linux_kernel >= 5.6, < 5.15.34`\n- `linux_kernel >= 5.16, < 5.16.20`\n- `linux_kernel >= 5.17, < 5.17.3`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 5.17.3`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}