PT-2025-27736 · Linux+1 · Linux Kernel+1

Published 2025-05-21 · Updated 2025-07-03 · CVE-2025-38150

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: A vulnerability in the Linux kernel has been resolved. The issue is related to the af packet module, where calling PACKET ADD MEMBERSHIP on an ops-locked device can trigger the NETDEV UNREGISTER notifier, requiring the acquisition of the netdev instance lock. This can lead to a sleeping function being called from an invalid context. The mclist modifications are protected by the RTNL, not the RCU.

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

Exploit

Time Of Check To Time Of Use

Improper Locking

Weakness Enumeration

CWE-367

CWE-667

Related Identifiers

BDU:2025-11364

CVE-2025-38150

Affected Products

Astra Linux

Linux Kernel

References · 15

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38150.json · Exploit
• https://cve.org/CVERecord?id=CVE-2025-38150 · Security Note
• https://osv.dev/vulnerability/CVE-2025-38150 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-11364 · Security Note
• https://git.kernel.org/stable/c/d8d85ef0a631df9127f202e6371bb33a0b589952 · Patch
• https://ubuntu.com/security/CVE-2025-38150 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-38150 · Vendor Advisory
• https://git.kernel.org/stable/c/2dd4781c5af99415ebbd2f7cc763feb109863c05 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2025-38150 · Security Note
• https://lore.kernel.org/linux-cve-announce/2025070336-CVE-2025-38150-3ce8@gregkh · Note
• https://git.kernel.org/linus/d8d85ef0a631df9127f202e6371bb33a0b589952 · Note
• https://twitter.com/VulmonFeeds/status/1940760405782970712 · Twitter Post
• https://twitter.com/CVEnew/status/1940701609056477396 · Twitter Post
• https://vuldb.com/?id.314728 · Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note