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The vulnerability of the smbd_negotiate() function in the fs/smb/client/smbdirect.c module, which is part of the SMB client support in Linux kernel, allows a hacker to cause a service failure.
🗓️ 10 Mar 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 12 Views
| Reporter | Title | Published | Views | Family All 91 |
|---|---|---|---|---|
 | Astra Linux – Vulnerability in Linux 6.1 | 3 Mar 202609:29 | – | astralinux |
 | CVE-2025-39929 affecting package kernel for versions less than 6.6.112.1-1 | 14 Nov 202522:03 | – | cbl_mariner |
 | CVE-2025-39929 | 3 Dec 202514:14 | – | circl |
 | Linux kernel 安全漏洞 | 4 Oct 202500:00 | – | cnnvd |
 | CVE-2025-39929 | 4 Oct 202507:30 | – | cve |
 | CVE-2025-39929 smb: client: fix smbdirect_recv_io leak in smbd_negotiate() error path | 4 Oct 202507:30 | – | cvelist |
 | [SECURITY] [DLA 4379-1] linux-6.1 security update | 25 Nov 202517:19 | – | debian |
| [SECURITY] [DLA 4664-1] linux security update | 3 Jul 202615:51 | – | debian |
| [SECURITY] [DSA 6053-1] linux security update | 11 Nov 202520:11 | – | debian |
 | CVE-2025-39929 | 4 Oct 202507:30 | – | debiancve |
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12 Mar 2026 00:00Current
7.3High risk
Vulners AI Score7.3
CVSS 25.5
CVSS 35.7
EPSS0.00137