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Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: fix memory leak in ath12k_pci_remove() Kmemleak reported this error: unreferenced object 0xffff1c165cec3060 (size 32): comm "insmod", pid 560, jiffies 4296964570 (age 235.596s) backtrace: [<000000005434db68>] __kmem_cache_alloc_node+0x1f4/0x2c0 [<000000001203b155>] kmalloc_trace+0x40/0x88 [<0000000028adc9c8>] _request_firmware+0xb8/0x608 [<00000000cad1aef7>] firmware_request_nowarn+0x50/0x80 [<000000005011a682>] local_pci_probe+0x48/0xd0 [<00000000077cd295>] pci_device_probe+0xb4/0x200 [<0000000087184c94>] really_probe+0x150/0x2c0 The firmware memory was allocated in ath12k_pci_probe(), but not freed in ath12k_pci_remove() in case ATH12K_FLAG_QMI_FAIL bit is set. So call ath12k_fw_unmap() to free the memory. Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.2.0-02280-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1

PUBLISHED Reserved 2025-04-16 | Published 2025-05-01 | Updated 2026-05-11 | Assigner Linux

Product status

Default status
unaffected

fc38e9339c47d704934bc74e55c331f0d2d88583 (git) before 52e3132e62c31b5ade43dc4495fa81175e6e8398
affected

fc38e9339c47d704934bc74e55c331f0d2d88583 (git) before 1b24394ed5c8a8d8f7b9e3aa9044c31495d46f2e
affected

Default status
affected

6.14
affected

Any version before 6.14
unaffected

6.14.3 (semver)
unaffected

6.15 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/52e3132e62c31b5ade43dc4495fa81175e6e8398

git.kernel.org/...c/1b24394ed5c8a8d8f7b9e3aa9044c31495d46f2e

cve.org (CVE-2025-37744)

nvd.nist.gov (CVE-2025-37744)

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