AUGUST 4, 2026
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Case File

CVE-2023-52810

HIGH · CVSS 8.4 EPSS 0.27%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2024-05-21 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.4. It affects Linux.

CVE
CVE-2023-52810
Severity
HIGH
CVSS
8.4
EPSS
0.27%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Add check for negative db_l2nbperpage l2nbperpage is log2(number of blks per page), and the minimum legal value should be 0, not negative. In the case of l2nbperpage being negative, an error will occur when subsequently used as shift exponent. Syzbot reported this bug: UBSAN: shift-out-of-bounds in fs/jfs/jfs_dmap.c:799:12 shift exponent -16777216 is negative

Related CVEs

Other vulnerabilities affecting the same vendor(s)