VDB

CISA-2023-53377

CISA-2023-53377 PUBLISHED CVSS 7.8 HIGH

Reported by Linux · Published September 18, 2025

In the Linux kernel, the following vulnerability has been resolved: cifs: prevent use-after-free by freeing the cfile later In smb2_compound_op we have a possible use-after-free which can cause hard to debug problems later on. This was revealed during stress testing with KASAN enabled kernel. Fixing it by moving the cfile free call to a few lines below, after the usage.

Risk Scores

CVSS 3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
LinuxLinux76894f3e2f71177747b8b4763fb180e800279585, 76894f3e2f71177747b8b4763fb180e800279585, 76894f3e2f71177747b8b4763fb180e800279585
LinuxLinux6.1, 0, 6.1.39
LinuxLinux*, 2d046892a493d9760c35fdaefc3017f27f91b621, 6.1
linuxlinux_kernel6.1, 6.1, 6.1

Timeline

  • Sep 18, 2025 CVE Published
  • Jan 14, 2026 CVE Updated

References

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