AUGUST 4, 2026
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Case File

CVE-2023-53499

HIGH · CVSS 7 EPSS 0.15%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-10-01 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.0. It affects Linux.

CVE
CVE-2023-53499
Severity
HIGH
CVSS
7
EPSS
0.15%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: virtio_net: Fix error unwinding of XDP initialization When initializing XDP in virtnet_open(), some rq xdp initialization may hit an error causing net device open failed. However, previous rqs have already initialized XDP and enabled NAPI, which is not the expected behavior. Need to roll back the previous rq initialization to avoid leaks in error unwinding of init code. Also extract helper functions of disable and enable queue pairs. Use newly introduced disable helper function in error unwinding and virtnet_close. Use enable helper function in virtnet_open.

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