CVE-2022-50321

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

State: Published
Severity: Not scored
Published: Sep 15, 2025
Updated: May 11, 2026
Reserved: Sep 15, 2025

Description

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 4c55fdebc1c358de96bfab52ed309d58a3ba66efAffected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before e5d01e85cf46628647cd696cb72ba4659b18967fAffected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before d869a189505224601e310c7769cb90b0e2f60b31Affected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before e08e6812efb6a8c676e733de0518594d1517e0d9Affected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before e8ef89e5b89ee041a94eecfb6c31fcc237f9168cAffected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 7f159116d620615779adbf88a5d94713702216d8Affected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 3a4d18318f473e97d628f410215b3fac32d07aedAffected 270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 212fde3fe76e962598ce1d47b97cc78afdfc71b3Affected
LinuxLinux	4.13Affected before 4.13Not affected 4.14.308 through 4.14.Not affected 4.19.276 through 4.19.Not affected 5.4.235 through 5.4.Not affected 5.10.173 through 5.10.Not affected 5.15.99 through 5.15.Not affected 6.1.16 through 6.1.Not affected 6.2.3 through 6.2.*Not affected 6.3 and laterNot affected

Product

Versions

LinuxLinux

270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 4c55fdebc1c358de96bfab52ed309d58a3ba66efAffected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before e5d01e85cf46628647cd696cb72ba4659b18967fAffected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before d869a189505224601e310c7769cb90b0e2f60b31Affected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before e08e6812efb6a8c676e733de0518594d1517e0d9Affected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before e8ef89e5b89ee041a94eecfb6c31fcc237f9168cAffected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 7f159116d620615779adbf88a5d94713702216d8Affected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 3a4d18318f473e97d628f410215b3fac32d07aedAffected
270a6c1f65fe68a28a5d39cd405592c550b496c7 to before 212fde3fe76e962598ce1d47b97cc78afdfc71b3Affected

LinuxLinux

4.13Affected
before 4.13Not affected
4.14.308 through 4.14.*Not affected
4.19.276 through 4.19.*Not affected
5.4.235 through 5.4.*Not affected
5.10.173 through 5.10.*Not affected
5.15.99 through 5.15.*Not affected
6.1.16 through 6.1.*Not affected
6.2.3 through 6.2.*Not affected
6.3 and laterNot affected

References

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