{"id":"CVE-2025-37744","title":"wifi: ath12k: fix memory leak in ath12k_pci_remove()","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix memory leak in ath12k_pci_remove()\n\nKmemleak reported this error:\n\n  unreferenced object 0xffff1c165cec3060 (size 32):\n    comm \"insmod\", pid 560, jif…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= fc38e9339c47d704934bc74e55c331f0d2d88583 < 52e3132e62c31b5ade43dc4495fa81175e6e8398","Linux >= fc38e9339c47d704934bc74e55c331f0d2d88583 < 1b24394ed5c8a8d8f7b9e3aa9044c31495d46f2e","Linux 6.14"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:40:22.167062Z"},"published":"2025-05-01","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:41:53.233Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-37744","references":[{"url":"https://git.kernel.org/stable/c/52e3132e62c31b5ade43dc4495fa81175e6e8398"},{"url":"https://git.kernel.org/stable/c/1b24394ed5c8a8d8f7b9e3aa9044c31495d46f2e"}],"tags":["cve.org"],"epss":0.00159,"epssPercentile":0.05051,"ingestedAt":"2026-11-05T22:38:31.869Z","slug":"CVE-2025-37744","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix memory leak in ath12k_pci_remove()\n\nKmemleak reported this error:\n\n  unreferenced object 0xffff1c165cec3060 (size 32):\n    comm \"insmod\", pid 560, jiffies 4296964570 (age 235.596s)\n    backtrace:\n      [<000000005434db68>] __kmem_cache_alloc_node+0x1f4/0x2c0\n      [<000000001203b155>] kmalloc_trace+0x40/0x88\n      [<0000000028adc9c8>] _request_firmware+0xb8/0x608\n      [<00000000cad1aef7>] firmware_request_nowarn+0x50/0x80\n      [<000000005011a682>] local_pci_probe+0x48/0xd0\n      [<00000000077cd295>] pci_device_probe+0xb4/0x200\n      [<0000000087184c94>] really_probe+0x150/0x2c0\n\nThe firmware memory was allocated in ath12k_pci_probe(), but not\nfreed in ath12k_pci_remove() in case ATH12K_FLAG_QMI_FAIL bit is\nset. So call ath12k_fw_unmap() to free the memory.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.2.0-02280-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1\n\n## Affected\n\n- `Linux >= fc38e9339c47d704934bc74e55c331f0d2d88583 < 52e3132e62c31b5ade43dc4495fa81175e6e8398`\n- `Linux >= fc38e9339c47d704934bc74e55c331f0d2d88583 < 1b24394ed5c8a8d8f7b9e3aa9044c31495d46f2e`\n- `Linux 6.14`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}