CVE-2024-43879wifi: cfg80211: handle 2x996 RU allocation in cfg80211_calculate_bitrate_he()
Updated under an hour ago ()
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It affects Linux and 2 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Linux Linux linux:linux (from the name) | from c4cbaf7973a794839af080f13748335976cf3f3f before 45d20a1c54be4f3173862c7b950d4468447814c9; from c4cbaf7973a794839af080f13748335976cf3f3f before b289ebb0516526cb4abae081b7ec29fd4fa1209d; from c4cbaf7973a794839af080f13748335976cf3f3f before 2e201b3d162c6c49417c438ffb30b58c9f85769f; from c4cbaf7973a794839af080f13748335976cf3f3f before 576c64622649f3ec07e97bac8fec8b8a2ef4d086; from c4cbaf7973a794839af080f13748335976cf3f3f before 16ad67e73309db0c20cc2a651992bd01c05e6b27; from c4cbaf7973a794839af080f13748335976cf3f3f before 67b5f1054197e4f5553047759c15c1d67d4c8142; from c4cbaf7973a794839af080f13748335976cf3f3f before 19eaf4f2f5a981f55a265242ada2bf92b0c742dd; from c4cbaf7973a794839af080f13748335976cf3f3f before bcbd771cd5d68c0c52567556097d75f9fc4e7cd6 | CNA record |
Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem siemens:simatic_s7_1500_tm_mfp_gnu_linux_subsystem (from the name) | before V1.1.1 | CISA ADP |
linux linux_kernel linux:linux_kernel | from 4.19 before 4.19.320; from 4.20 before 5.4.282; from 5.5 before 5.10.224; from 5.11 before 5.15.165; from 5.16 before 6.1.103; from 6.2 before 6.6.44; from 6.7 before 6.10.3 | NVD |
References
- https://git.kernel.org/stable/c/45d20a1c54be4f3173862c7b950d4468447814c9patch
- https://git.kernel.org/stable/c/b289ebb0516526cb4abae081b7ec29fd4fa1209dpatch
- https://git.kernel.org/stable/c/2e201b3d162c6c49417c438ffb30b58c9f85769fpatch
- https://git.kernel.org/stable/c/576c64622649f3ec07e97bac8fec8b8a2ef4d086patch
- https://git.kernel.org/stable/c/16ad67e73309db0c20cc2a651992bd01c05e6b27patch
- https://git.kernel.org/stable/c/67b5f1054197e4f5553047759c15c1d67d4c8142patch
- https://git.kernel.org/stable/c/19eaf4f2f5a981f55a265242ada2bf92b0c742ddpatch
- https://git.kernel.org/stable/c/bcbd771cd5d68c0c52567556097d75f9fc4e7cd6patch
- https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html
- https://cert-portal.siemens.com/productcert/html/ssa-355557.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.