CVE-2025-71151
Linux Kernel vulnerability analysis and mitigation

In the Linux kernel, the following vulnerability has been resolved:

cifs: Fix memory and information leak in smb3_reconfigure()

In smb3_reconfigure(), if smb3_sync_session_ctx_passwords() fails, the function returns immediately without freeing and erasing the newly allocated new_password and new_password2. This causes both a memory leak and a potential information leak.

Fix this by calling kfree_sensitive() on both password buffers before returning in this error case.


SourceNVD

Related Linux Kernel vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-31427HIGH7.8
  • Linux KernelLinux Kernel
  • kernel-zfcpdump-devel
NoYesApr 13, 2026
CVE-2025-54510MEDIUM5.9
  • Linux KernelLinux Kernel
  • kernel-modules-extra
NoNoApr 16, 2026
CVE-2026-31428MEDIUM5.5
  • Linux KernelLinux Kernel
  • kernel-zfcpdump-modules-core
NoYesApr 13, 2026
CVE-2026-31430N/AN/A
  • Linux KernelLinux Kernel
  • kernel-zfcpdump-modules
NoNoApr 20, 2026
CVE-2026-31429N/AN/A
  • Linux KernelLinux Kernel
  • kernel-64k-devel
NoNoApr 20, 2026

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