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High severity8.8NVD Advisory· Published Apr 1, 2025· Updated Jul 30, 2026

CVE-2025-21967

CVE-2025-21967

Description

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

ksmbd: fix use-after-free in ksmbd_free_work_struct

->interim_entry of ksmbd_work could be deleted after oplock is freed. We don't need to manage it with linked list. The interim request could be immediately sent whenever a oplock break wait is needed.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

10
  • Linux/Kernel9 versions
    cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 8 more
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=5.15,<6.6.84
    • cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.14:rc3:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.14:rc4:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.14:rc5:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.14:rc6:*:*:*:*:*:*
    • (no CPE)
    • (no CPE)range: 5.15
  • osv-coords
    pkg:linux/kernel
    Range: >= 5.15.0, < 6.6.84

Patches

Vulnerability mechanics

References

4

News mentions

0

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