What’s Vulnerable › Vulnerabilities

CVE-2022-50832: wifi: wilc1000: fix potential memory leak in wilc_mac_xmit()

• Severity: unknown
• 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: 2025-12-30 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix potential memory leak in wilc_mac_xmit() The wilc_mac_xmit() returns NETDEV_TX_OK without freeing skb, add dev_kfree_skb() to fix it. Compile tested only.

Affected products

• Linux kernel: 4.2 — fixed in 6.3

How to fix

Upgrade to a fixed version: Linux kernel 6.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/07dcd756e28f27e4f8fcd8b809ffa05a5cc5de2b
• https://git.kernel.org/stable/c/5706d00fde3f1d5eb7296a4dfefb6aea35108224
• https://git.kernel.org/stable/c/a12610e83789c838493034e5c50ac5c903ad8c0d
• https://git.kernel.org/stable/c/a1e94fb4d09d0fcfeaa73aa49d787f06c42db7ee
• https://git.kernel.org/stable/c/baef42df7de7c35ba60b75a5f96d1eb039f4d782
• https://git.kernel.org/stable/c/deb962ec9e1c9a81babd3d37542ad4bd6ac3396e

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