CVE-2022-47518

An issue was discovered in the Linux kernel before 6.0.11. Missing validation of the number of channels in drivers/net/wireless/microchip/wilc1000/cfg80211.c in the WILC1000 wireless driver can trigger a heap-based buffer overflow when copying the list of operating channels from Wi-Fi management frames.

CVSS 3.1

7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-25)

CWE

CWE-787

Published

2022-12-18

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• debian:debian_linux
• linux:linux_kernel
• netapp:h300s_firmware
• netapp:h410c_firmware
• netapp:h410s_firmware
• netapp:h500s_firmware
• netapp:h700s_firmware

References

• https://github.com/torvalds/linux/commit/0cdfa9e6f0915e3d243e2393bfa8a22e12d553b0
• https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html
• https://lore.kernel.org/r/20221123153543.8568-5-philipturnbull%40github.com
• https://security.netapp.com/advisory/ntap-20230113-0007/
• https://github.com/torvalds/linux/commit/0cdfa9e6f0915e3d243e2393bfa8a22e12d553b0

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