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Vulnerability · Published Aug 21, 2024 · Assigned by Linux

CVE-2024-43879wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he()

Medium 5.5

In plain English

A medium-severity security flaw in Linux from Linux. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 13% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 87.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he() Currently NL80211_RATE_INFO_HE_RU_ALLOC_2x996 is not handled in cfg80211_calculate_bitrate_he(), leading to below warning: kernel: invalid HE MCS: bw:6, ru:6 kernel: WARNING: CPU: 0 PID: 2312 at net/wireless/util.c:1501 cfg80211_calculate_bitrate_he+0x22b/0x270 [cfg80211] Fix it by handling 2x996 RU allocation in the same way as 160 MHz bandwidth.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.106-1DEBIAN-CVE-2024-43879
Debian:13linux6.10.3-1DEBIAN-CVE-2024-43879
Debian:14linux6.10.3-1DEBIAN-CVE-2024-43879
Ubuntu:22.04:LTSlinux5.15.0-125.135UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux6.8.0-50.51UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-allwinner-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-aws5.15.0-1072.78UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-aws6.8.0-1020.22UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-aws-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-aws-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-aws-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-aws-6.86.8.0-1020.22~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure5.15.0-1075.84UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-azure6.8.0-1020.23UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-6.86.8.0-1020.23~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1076.85.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-fde-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-azure-fde-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gcp5.15.0-1071.79UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-gcp6.8.0-1019.21UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gcp-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gcp-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gcp-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gcp-6.86.8.0-1019.21~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gke5.15.0-1069.75UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-gke6.8.0-1015.19UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1055.62UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-gkeop6.8.0-1002.4UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-hwe-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-hwe-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-hwe-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-hwe-6.86.8.0-50.51~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-ibm5.15.0-1065.68UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-ibm6.8.0-1017.17UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-ibm-6.86.8.0-1017.17~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1067.73UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-kvm5.15.0-1069.74UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-125.135UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-lowlatency6.8.0-50.51.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.86.8.0-50.51.1~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1067.68UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-nvidia6.8.0-1019.21UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-nvidia-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-nvidia-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-nvidia-6.86.8.0-1019.21~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-nvidia-lowlatency6.8.0-1019.21.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-nvidia-tegra5.15.0-1032.32UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx5.15.0-1020.20UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oem-6.1no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oem-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-oem-6.86.8.0-1018.18UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oracle5.15.0-1070.76UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-oracle6.8.0-1017.18UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oracle-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-oracle-6.86.8.0-1017.18~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-raspi5.15.0-1065.68UBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-raspi6.8.0-1016.18UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-riscv6.8.0-50.51.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-riscv-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-riscv-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-riscv-6.86.8.0-50.51.1~22.04.1UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-starfive-5.19no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-starfive-6.2no fix listedUBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-starfive-6.5no fix listedUBUNTU-CVE-2024-43879
Ubuntu:24.04:LTSlinux-xilinx6.8.0-1017.18UBUNTU-CVE-2024-43879
Ubuntu:22.04:LTSlinux-xilinx-zynqmp5.15.0-1038.42UBUNTU-CVE-2024-43879

Affected products (as reported)

VendorProductVersions
Linux Linux c4cbaf7973a794839af080f13748335976cf3f3f – before 45d20a1c54be4f3173862c7b950d4468447814c9c4cbaf7973a794839af080f13748335976cf3f3f – before b289ebb0516526cb4abae081b7ec29fd4fa1209dc4cbaf7973a794839af080f13748335976cf3f3f – before 2e201b3d162c6c49417c438ffb30b58c9f85769fc4cbaf7973a794839af080f13748335976cf3f3f – before 576c64622649f3ec07e97bac8fec8b8a2ef4d086c4cbaf7973a794839af080f13748335976cf3f3f – before 16ad67e73309db0c20cc2a651992bd01c05e6b27c4cbaf7973a794839af080f13748335976cf3f3f – before 67b5f1054197e4f5553047759c15c1d67d4c8142c4cbaf7973a794839af080f13748335976cf3f3f – before 19eaf4f2f5a981f55a265242ada2bf92b0c742ddc4cbaf7973a794839af080f13748335976cf3f3f – before bcbd771cd5d68c0c52567556097d75f9fc4e7cd6
Linux Linux 4.19

References