CVE-2024-38575
kernel: wifi: brcmfmac: pcie: handle randbuf allocation failure
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Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 19, 2024
Updated · October 29, 2026
Description
in linux kernel wifi, the kzalloc() in brcmf_pcie_download_fw_nvram() will return null if the physical memory has run out. Thereafter if get_random_bytes() is used, a null pointer dereference is triggered, causing allocation failure.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference