PT-2025-30766 · Linux+1 · Linux Kernel+1

Published 2025-06-27 · Updated 2025-07-25 · CVE-2025-38366

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 Linux kernel contains an issue in the KVM component related to the validation of the num cpu value received from user space for LoongArch architecture. Insufficient validation of the cpu number could lead to an array pointer overflow.

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

Exploit

Buffer Overflow

Weakness Enumeration

CWE-128

CWE-119

Related Identifiers

BDU:2025-09820

CVE-2025-38366

Affected Products

Astra Linux

Linux Kernel

References · 13

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38366.json · Exploit
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-38366 · Vendor Advisory
• https://git.kernel.org/stable/c/cc8d5b209e09d3b52bca1ffe00045876842d96ae · Patch
• https://bdu.fstec.ru/vul/2025-09820 · Security Note
• https://osv.dev/vulnerability/CVE-2025-38366 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38366 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-38366 · Security Note
• https://git.kernel.org/stable/c/a3293b4078ee93174f70f36d3ab7618554ce6ab6 · Patch
• https://cve.org/CVERecord?id=CVE-2025-38366 · Security Note
• https://lore.kernel.org/linux-cve-announce/2025072558-CVE-2025-38366-26b8@gregkh · Note
• https://twitter.com/CVEnew/status/1948733580118471083 · Twitter Post
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://git.kernel.org/linus/cc8d5b209e09d3b52bca1ffe00045876842d96ae · Note