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Description

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: mhi: fix potential memory leak in ath11k_mhi_register() mhi_alloc_controller() allocates a memory space for mhi_ctrl. When gets some error, mhi_ctrl should be freed with mhi_free_controller(). But when ath11k_mhi_read_addr_from_dt() fails, the function returns without calling mhi_free_controller(), which will lead to a memory leak. We can fix it by calling mhi_free_controller() when ath11k_mhi_read_addr_from_dt() fails.

PUBLISHED Reserved 2025-09-17 | Published 2025-09-18 | Updated 2025-09-19 | Assigner Linux

Product status

Default status
unaffected

d5c65159f2895379e11ca13f62feabe93278985d (git) before 72ef896e80b6ec7cdc1dd42577045f8e7c9c32b3
affected

d5c65159f2895379e11ca13f62feabe93278985d (git) before 015ced9eb63b8b19cb725a1d592d150b60494ced
affected

d5c65159f2895379e11ca13f62feabe93278985d (git) before 43e7c3505ec70db3d3c6458824d5fa40f62e3e7b
affected

Default status
affected

5.6
affected

Any version before 5.6
unaffected

5.19.17 (semver)
unaffected

6.0.3 (semver)
unaffected

6.1 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/72ef896e80b6ec7cdc1dd42577045f8e7c9c32b3

git.kernel.org/...c/015ced9eb63b8b19cb725a1d592d150b60494ced

git.kernel.org/...c/43e7c3505ec70db3d3c6458824d5fa40f62e3e7b

cve.org (CVE-2022-50418)

nvd.nist.gov (CVE-2022-50418)

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