{"id":"CVE-2022-47518","title":"An issue was discovered in the Linux kernel before 6.0.11","summary":"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 c…","severity":"high","cvss":7.8,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-787","CWE-787"],"vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 4.2, < 5.10.157","linux_kernel >= 5.11, < 5.15.81","linux_kernel >= 5.16, < 6.0.11","debian_linux = 10.0","h410c_firmware","h300s_firmware","h500s_firmware","h700s_firmware","h410s_firmware"],"patched":["linux_kernel 6.0.11"],"published":"2022-12-18","updated":"2026-10-14","sourceUpdated":"2026-10-14T19:16:55.347","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2022-47518","references":[{"url":"https://github.com/torvalds/linux/commit/0cdfa9e6f0915e3d243e2393bfa8a22e12d553b0","label":"cve@mitre.org"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","label":"cve@mitre.org"},{"url":"https://lore.kernel.org/r/20221123153543.8568-5-philipturnbull%40github.com","label":"cve@mitre.org"},{"url":"https://security.netapp.com/advisory/ntap-20230113-0007/","label":"cve@mitre.org"},{"url":"https://github.com/torvalds/linux/commit/0cdfa9e6f0915e3d243e2393bfa8a22e12d553b0","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://lore.kernel.org/r/20221123153543.8568-5-philipturnbull%40github.com","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security.netapp.com/advisory/ntap-20230113-0007/","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://cert-portal.siemens.com/productcert/html/ssa-794697.html","label":"0b142b55-0307-4c5a-b3c9-f314f3fb7c5e"}],"tags":["nvd"],"epss":0.00332,"epssPercentile":0.24687,"ingestedAt":"2026-10-14T19:49:57.527Z","slug":"CVE-2022-47518","body":"## Overview\n\nAn 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.\n\n## Affected\n\n- `linux_kernel >= 4.2, < 5.10.157`\n- `linux_kernel >= 5.11, < 5.15.81`\n- `linux_kernel >= 5.16, < 6.0.11`\n- `debian_linux = 10.0`\n- `h410c_firmware`\n- `h300s_firmware`\n- `h500s_firmware`\n- `h700s_firmware`\n- `h410s_firmware`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.0.11`","depth":"twilight","depthScore":43,"depthScoreParts":{"impact":42.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}