The vulnerability of the cfg80211_pmsr_wdev_down() function in the net/wireless/pmsr.c module, which supports wireless communication in Linux kernels, allows a attacker to compromise the confidentiality, integrity, and accessibility of protected information.
🗓️ 25 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 5 Views
| Reporter | Title | Published | Views | Family All 79 |
|---|---|---|---|---|
 | CVE-2026-31548 | 24 Apr 202614:33 | – | attackerkb |
 | CVE-2026-31548 | 5 May 202620:00 | – | circl |
 | Linux kernel 安全漏洞 | 24 Apr 202600:00 | – | cnnvd |
 | CVE-2026-31548 | 24 Apr 202614:33 | – | cve |
 | CVE-2026-31548 wifi: cfg80211: cancel pmsr_free_wk in cfg80211_pmsr_wdev_down | 24 Apr 202614:33 | – | cvelist |
 | [SECURITY] [DLA 4561-1] linux-6.1 security update | 2 May 202608:40 | – | debian |
| [SECURITY] [DSA 6238-1] linux security update | 30 Apr 202620:05 | – | debian |
| [SECURITY] [DSA 6243-1] linux security update | 1 May 202619:10 | – | debian |
 | CVE-2026-31548 | 24 Apr 202614:33 | – | debiancve |
 | Debian dla-4561 : linux-config-6.1 - security update | 2 May 202600:00 | – | nessus |
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25 Aug 2026 00:00Current
4.3Medium risk
Vulners AI Score4.3
CVSS 26.8
CVSS 37.8
EPSS0.00129