PT-2025-20332 · Linux+8 · Linux Kernel+8

Published 2025-05-08 · Updated 2026-05-26 · CVE-2025-37803

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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

Description The issue is related to a buffer size overflow problem during udmabuf creation. This occurs when calculating pglimit by casting size limit mb to u64.

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

Exploit

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALSA-2025:15429

ALSA-2025:15447

BDU:2025-10604

CVE-2025-37803

DLA-4178-1

DLA-4193-1

ECHO-9084-8C52-B40A

INFSA-2025_15429

MGASA-2025-0182

MGASA-2025-0183

RHSA-2025:11571

RHSA-2025:11572

RHSA-2025:11810

RHSA-2025:15429

RHSA-2025_15429

SUSE-SU-2025:01919-1

SUSE-SU-2025:01951-1

SUSE-SU-2025:01964-1

SUSE-SU-2025:01965-1

SUSE-SU-2025:01967-1

SUSE-SU-2025:01972-1

SUSE-SU-2025:02000-1

SUSE-SU-2025:20408-1

SUSE-SU-2025:20413-1

SUSE-SU-2025:20419-1

SUSE-SU-2025:20421-1

SUSE-SU-2025_01951-1

SUSE-SU-2025_01964-1

SUSE-SU-2025_01965-1

SUSE-SU-2025_01967-1

SUSE-SU-2025_01972-1

SUSE-SU-2025_02000-1

USN-7594-1

USN-7594-2

USN-7594-3

USN-7654-1

USN-7654-2

USN-7654-3

USN-7654-4

USN-7654-5

USN-7655-1

USN-7686-1

USN-7711-1

USN-7712-1

USN-7712-2

USN-8028-1

USN-8028-2

USN-8028-3

USN-8028-4

USN-8028-5

USN-8028-6

USN-8028-7

USN-8028-8

USN-8031-1

USN-8031-2

USN-8031-3

USN-8052-1

USN-8052-2

USN-8074-1

USN-8074-2

USN-8126-1

Affected Products

Almalinux

Astra Linux

Debian

Linuxmint

Linux Kernel

Red Hat

Red Os

Suse

Ubuntu

References · 2946

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/37xxx/CVE-2025-37803.json · Exploit
• https://ubuntu.com/security/CVE-2025-40333 · Vendor Advisory
• https://ubuntu.com/security/CVE-2024-38541 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68222 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38396 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38576 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38083 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-39734 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-22128 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68183 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-23157 · Vendor Advisory
• https://git.kernel.org/stable/c/b2ff4e9c599b000833d16a917f519aa2e4a75de2 · Patch
• https://ubuntu.com/security/CVE-2024-46751 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38217 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-39795 · Vendor Advisory