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High severity7.8NVD Advisory· Published Jun 18, 2025· Updated Aug 4, 2026

CVE-2022-50048

CVE-2022-50048

Description

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

netfilter: nf_tables: possible module reference underflow in error path

dst->ops is set on when nft_expr_clone() fails, but module refcount has not been bumped yet, therefore nft_expr_destroy() leads to module reference underflow.

AI Insight

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

Affected products

5
  • Linux/Kernelcpe-rescue4 versions
    5.11+ 3 more
    • (no CPE)range: 5.11
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=5.11,<5.15.63
    • cpe:2.3:o:linux:linux_kernel:6.0:rc1:*:*:*:*:*:*
    • (no CPE)
  • osv-coords
    pkg:linux/kernel
    Range: >= 5.11.0, < 5.15.63

Patches

Vulnerability mechanics

References

3

News mentions

0

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