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The vulnerability in the mac80211_hwsim_beacon() function of the drivers/net/wireless/mac80211_hwsim.c module of the Linux kernel driver for wireless adapter support allows a hacker to cause a service failure.
🗓️ 17 Nov 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 88 |
|---|---|---|---|---|
 | Astra Linux – Vulnerability in Linux, Linux 5.10 | 19 Jun 202611:10 | – | astralinux |
 | Linux kernel 安全漏洞 | 21 May 202400:00 | – | cnnvd |
 | CVE-2021-47396 | 21 May 202415:03 | – | cve |
 | CVE-2021-47396 mac80211-hwsim: fix late beacon hrtimer handling | 21 May 202415:03 | – | cvelist |
 | CVE-2021-47396 | 21 May 202415:03 | – | debiancve |
 | CVE-2021-47396 | 21 May 202415:15 | – | nvd |
 | openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2024:2185-1) | 29 Jun 202400:00 | – | openvas |
| openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2024:2189-1) | 29 Jun 202400:00 | – | openvas |
| openSUSE Security Advisory (SUSE-SU-2024:2008-1) | 25 Feb 202500:00 | – | openvas |
| openSUSE Security Advisory (SUSE-SU-2024:2019-1) | 25 Feb 202500:00 | – | openvas |
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17 Nov 2025 00:00Current
6Medium risk
Vulners AI Score6
CVSS 24.6
CVSS 35.5
EPSS0.00239