What’s Vulnerable › Vulnerabilities

CVE-2022-49263: brcmfmac: pcie: Release firmwares in the brcmf_pcie_setup error path

• 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 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: brcmfmac: pcie: Release firmwares in the brcmf_pcie_setup error path This avoids leaking memory if brcmf_chip_get_raminfo fails. Note that the CLM blob is released in the device remove path.

Affected products

• Linux kernel: from 5.4 before 5.4.189; from 5.5 before 5.10.110; from 5.11 before 5.15.33; from 5.16 before 5.16.19; from 5.17 before 5.17.2 — fixed in 5.10.110, 5.15.33, 5.16.19, 5.17.2, 5.4.189

How to fix

Upgrade to a fixed version: Linux kernel 5.10.110, 5.15.33, 5.16.19, 5.17.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0347bdfdb1529994ac3a4cb425087c477a74eb2c
• https://git.kernel.org/stable/c/4e0b507597e1a86e9b4c056ab274c427223cf8ea
• https://git.kernel.org/stable/c/5e90f0f3ead014867dade7a22f93958119f5efab
• https://git.kernel.org/stable/c/a88337a06966f2d733ad9a97714b874469133f14
• https://git.kernel.org/stable/c/d0ab87f8dcdfe72dc1d763be3392c1fc51a1ace2
• https://git.kernel.org/stable/c/f3820ddaf4f3ac80c7401ccc6a42e663c9317f31

Get alerted when CVE-2022-49263 or the next vulnerability affects your stack