CVE-2022-50321

wifi: brcmfmac: fix potential memory leak in brcmf_netdev_start_xmit()

EPSS 0.1%

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 0.1%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

15 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

Affected products

Linux · Linux

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References

https://git.kernel.org/stable/c/212fde3fe76e962598ce1d47b97cc78afdfc71b3 https://git.kernel.org/stable/c/3a4d18318f473e97d628f410215b3fac32d07aed https://git.kernel.org/stable/c/4c55fdebc1c358de96bfab52ed309d58a3ba66ef https://git.kernel.org/stable/c/7f159116d620615779adbf88a5d94713702216d8 https://git.kernel.org/stable/c/d869a189505224601e310c7769cb90b0e2f60b31 https://git.kernel.org/stable/c/e08e6812efb6a8c676e733de0518594d1517e0d9 https://git.kernel.org/stable/c/e5d01e85cf46628647cd696cb72ba4659b18967f https://git.kernel.org/stable/c/e8ef89e5b89ee041a94eecfb6c31fcc237f9168c