The vulnerability of the l2cap_information_rsp() function in the net/bluetooth/l2cap_core.c module of the Linux kernel’s Bluetooth subsystem allows a attacker to compromise the confidentiality and accessibility of protected information.
🗓️ 25 Aug 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 1 Views
| Reporter | Title | Published | Views | Family All 115 |
|---|---|---|---|---|
 | CVE-2026-31393 | 3 Apr 202615:15 | – | attackerkb |
 | CVE-2026-31393 | 5 May 202620:00 | – | circl |
 | Linux kernel 安全漏洞 | 3 Apr 202600:00 | – | cnnvd |
 | CVE-2026-31393 | 3 Apr 202615:15 | – | cve |
 | CVE-2026-31393 Bluetooth: L2CAP: Validate L2CAP_INFO_RSP payload length before access | 3 Apr 202615:15 | – | cvelist |
 | [SECURITY] [DLA 4561-1] linux-6.1 security update | 2 May 202608:40 | – | debian |
| [SECURITY] [DLA 4606-1] linux security update | 29 May 202616:36 | – | 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-2026-31393 | 3 Apr 202615:15 | – | debiancve |
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25 Aug 2026 00:00Current
4.7Medium risk
Vulners AI Score4.7
CVSS 27.1
CVSS 38.1
EPSS0.00255