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Case File

CVE-2025-39822

MEDIUM · CVSS 5.5 EPSS 0.12%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-09-16 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.5. It affects Linux.

CVE
CVE-2025-39822
Severity
MEDIUM
CVSS
5.5
EPSS
0.12%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: io_uring/kbuf: fix signedness in this_len calculation When importing and using buffers, buf->len is considered unsigned. However, buf->len is converted to signed int when committing. This can lead to unexpected behavior if the buffer is large enough to be interpreted as a negative value. Make min_t calculation unsigned.

Related CVEs

Other vulnerabilities affecting the same vendor(s)