CVE-2023-53397: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.1% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: modpost: fix off by one in is_executable_section() The > comparison should be >= to prevent an out of bounds array access.

Affected products

• Linux Linux Kernel: from 4.1, before 4.14.322 (fixed in 4.14.322); from 4.15, before 5.4.251 (fixed in 5.4.251); from 5.5, before 5.10.188 (fixed in 5.10.188); from 5.11, before 5.15.121 (fixed in 5.15.121); from 5.16, before 6.1.39 (fixed in 6.1.39); from 6.2, before 6.3.13 (fixed in 6.3.13); …

Published 2025-09-18. Last modified 2026-06-17.