What’s Vulnerable › Vulnerabilities

CVE-2022-49105: staging: wfx: fix an error handling in wfx_init_common()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-26 · updated 2026-08-13
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: staging: wfx: fix an error handling in wfx_init_common() One error handler of wfx_init_common() return without calling ieee80211_free_hw(hw), which may result in memory leak. And I add one err label to unify the error handler, which is useful for the subsequent changes.

Affected products

• Linux kernel: before 5.10.111; from 5.11 before 5.15.34; from 5.16 before 5.16.20; from 5.17 before 5.17.3 — fixed in 5.10.111, 5.15.34, 5.16.20, 5.17.3

How to fix

Upgrade to a fixed version: Linux kernel 5.10.111, 5.15.34, 5.16.20, 5.17.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/60f1d3c92dc1ef1026e5b917a329a7fa947da036
• https://git.kernel.org/stable/c/86efcb524ae1889ae73f2a2f0bb7fff2ec757ab0
• https://git.kernel.org/stable/c/93498c6e775ae91732a8109dba1bdcd324908f84
• https://git.kernel.org/stable/c/9727912e906762a63c1a667c84731d3427653f88
• https://git.kernel.org/stable/c/ab0fed1fa744173433cfd1dbaf9239f200ded650

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