The vulnerabilities of the functions __ksmbd_close_fd() and ksmbd_reopen_durable_fd() in the fs/smb/server/vfs_cache.c module of the Smb kernel of the Linux operating system allow attackers to compromise the confidentiality, integrity, and accessibility of protected information.
🗓️ 30 Jul 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 3 Views
| Reporter | Title | Published | Views | Family All 56 |
|---|---|---|---|---|
 | CVE-2026-31718 | 1 May 202613:56 | – | attackerkb |
 | Astra Linux – Vulnerability in Linux 5.10 | 20 May 202605:53 | – | astralinux |
 | CVE-2026-31718 vulnerabilities | 8 May 202607:18 | – | cgr |
 | CVE-2026-31718 | 2 Jul 202605:51 | – | circl |
 | Linux kernel 安全漏洞 | 1 May 202600:00 | – | cnnvd |
 | CVE-2026-31718 | 1 May 202613:56 | – | cve |
 | CVE-2026-31718 ksmbd: fix use-after-free in __ksmbd_close_fd() via durable scavenger | 1 May 202613:56 | – | cvelist |
 | CVE-2026-31718 | 1 May 202613:56 | – | debiancve |
 | EUVD-2026-26527 | 1 May 202613:56 | – | euvd |
 | CVE-2026-31718 | 1 May 202614:16 | – | nvd |
10
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
30 Jul 2026 00:00Current
7.6High risk
Vulners AI Score7.6
CVSS 39.8
CVSS 210
EPSS0.00356