PT-2025-16689 · Linux+3 · Linux Kernel+3

Published 2025-03-30 · Updated 2026-05-26 · CVE-2025-22049

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

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

Description A vulnerability in the Linux kernel has been resolved. The issue is related to the LoongArch architecture, where the default value of ARCH DMA MINALIGN is 1, but some devices require 16 bytes alignment. This can cause errors when writing to cacheline with small memory buffers. To address this, ARCH DMA MINALIGN has been increased to 16.

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

Exploit

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

BDU:2025-12300

CVE-2025-22049

DLA-4193-1

DSA-5907-1

ECHO-F734-FC25-13E8

MGASA-2025-0142

MGASA-2025-0146

OESA-2025-1446

OESA-2025-1450

Affected Products

Astra Linux

Debian

Linux Kernel

Red Os

References · 227

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/22xxx/CVE-2025-22049.json · Exploit
• https://cve.org/CVERecord?id=CVE-2025-22049 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-58076 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21946 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-49980 · Security Note
• https://linux.oracle.com/errata/ELSA-2025-20530.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-56602 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-57911 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-58086 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21928 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21867 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-57908 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21899 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-21883 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-57912 · Security Note