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Vulnerability · Published Dec 18, 2022 · Assigned by mitre

CVE-2022-47521

High 7.8

In plain English

A high-severity out-of-bounds write in the linux package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.3%top 74.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

An issue was discovered in the Linux kernel before 6.0.11. Missing validation of IEEE80211_P2P_ATTR_CHANNEL_LIST in drivers/net/wireless/microchip/wilc1000/cfg80211.c in the WILC1000 wireless driver can trigger a heap-based buffer overflow when parsing the operating channel attribute from Wi-Fi management frames.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.0.12-1DEBIAN-CVE-2022-47521
Debian:13linux6.0.12-1DEBIAN-CVE-2022-47521
Debian:14linux6.0.12-1DEBIAN-CVE-2022-47521
Ubuntu:22.04:LTSlinux5.15.0-67.74UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux5.15.0-67.74USN-5912-1
Ubuntu:22.04:LTSlinux-aws5.15.0-1031.35USN-5912-1
Ubuntu:22.04:LTSlinux-aws5.15.0-1031.35UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-azure5.15.0-1034.41USN-5912-1
Ubuntu:22.04:LTSlinux-azure5.15.0-1034.41UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-azure-5.195.19.0-1021.22~22.04.1UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1034.41.1USN-5912-1
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1034.41.1UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-gcp5.15.0-1030.37USN-5912-1
Ubuntu:22.04:LTSlinux-gcp5.15.0-1030.37UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-gke5.15.0-1028.33UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-gke5.15.0-1028.33USN-5912-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1016.21UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1016.21USN-5938-1
Ubuntu:22.04:LTSlinux-hwe-5.195.19.0-35.36~22.04.1USN-5911-1
Ubuntu:22.04:LTSlinux-hwe-5.195.19.0-35.36~22.04.1UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-ibm5.15.0-1026.29UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-ibm5.15.0-1026.29USN-5935-1
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1026.31USN-5962-1
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1026.31UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-kvm5.15.0-1029.34USN-5941-1
Ubuntu:22.04:LTSlinux-kvm5.15.0-1029.34UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-67.74USN-5912-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-67.74UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.195.19.0-1018.19~22.04.1UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1023.23UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-oracle5.15.0-1030.36UBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-oracle5.15.0-1030.36USN-5912-1
Ubuntu:22.04:LTSlinux-raspi5.15.0-1025.27USN-5935-1
Ubuntu:22.04:LTSlinux-raspi5.15.0-1025.27UBUNTU-CVE-2022-47521
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2022-47521
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2022-47521

Affected products (as reported)

VendorProductVersions
n/a n/a n/a

Weakness: CWE-787 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References