Bug 2439916 (CVE-2025-71223) - CVE-2025-71223 kernel: smb/server: fix refcount leak in smb2_open()
Summary: CVE-2025-71223 kernel: smb/server: fix refcount leak in smb2_open()
Keywords:
Status: NEW
Alias: CVE-2025-71223
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
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Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-02-14 17:02 UTC by OSIDB Bzimport
Modified: 2026-02-16 19:55 UTC (History)
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Description OSIDB Bzimport 2026-02-14 17:02:56 UTC 
In the Linux kernel, the following vulnerability has been resolved:

smb/server: fix refcount leak in smb2_open()

When ksmbd_vfs_getattr() fails, the reference count of ksmbd_file
must be released.
Comment 1 Jon Moroney 2026-02-16 19:51:30 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2026021426-CVE-2025-71223-65b9@gregkh/T
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