PT-2025-38376 · Linux+3 · Linux Kernel+3

Published 2023-06-08 · Updated 2025-11-19 · CVE-2023-53397

Positive Technologies (AI Summary)

CVSS v2.0

6.0

Medium

Base vector

AV:L/AC:H/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description The Linux kernel contains an issue in modpost related to an off-by-one error in the is executable section() function. A > comparison should be >= to prevent an out-of-bounds array access.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Weakness Enumeration

CWE-193

CWE-125

CWE-189

Related Identifiers

ALSA-2025_12746

ALSA-2025_12752

ALSA-2025_12753

ALSA-2025_16880

BDU:2026-03356

CVE-2023-53397

RHSA-2024:9315

RHSA-2024_9315

SUSE-SU-2025:03600-1

SUSE-SU-2025:03614-1

SUSE-SU-2025:03634-1

SUSE-SU-2025:20851-1

SUSE-SU-2025:20861-1

SUSE-SU-2025:20870-1

SUSE-SU-2025:20898-1

SUSE-SU-2025:3751-1

SUSE-SU-2025:4057-1

SUSE-SU-2025:4132-1

SUSE-SU-2025:4141-1

Affected Products

Astra Linux

Linux Kernel

Red Hat

Suse

References · 1622

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53397.json · Exploit
• https://git.kernel.org/stable/c/dd872d5576cc94528f427c7264c2c438928cc6d2 · Patch
• https://git.kernel.org/stable/c/cade370efe2f9e2a79ea8587506ffe2b51ac6d2b · Patch
• https://osv.dev/vulnerability/SUSE-SU-2025:4132-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53397 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2025:03614-1 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53397 · Vendor Advisory
• https://ubuntu.com/security/CVE-2023-53397 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:20898-1 · Vendor Advisory
• https://git.kernel.org/stable/c/5e0424cd8a44b5f480feb06753cdf4e1f248d148 · Patch
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53397 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2025:03634-1 · Vendor Advisory
• https://git.kernel.org/stable/c/3a3f1e573a105328a2cca45a7cfbebabbf5e3192 · Patch
• https://git.kernel.org/stable/c/8b2e77050b91199453bf19d0517b047b7339a9e3 · Patch
• https://osv.dev/vulnerability/BELL-CVE-2023-53397 · Vendor Advisory