CVE-2022-50048

5.5 MEDIUM
Published: June 18, 2025 Modified: November 13, 2025

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://git.kernel.org/stable/c/1e52e6cfec6342c3d0df47dc3a76724fb3dabf56
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/b59bee8b05b0e789b5a298cacb09e8aaa3367a29
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch
https://git.kernel.org/stable/c/c485c35ff6783ccd12c160fcac6a0e504e83e0bf
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Patch

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.5 / 10.0
EPSS (Exploit Probability)
0.0%
1th percentile
Exploitation Status
Not in CISA KEV

Affected Vendors

linux