PT-2025-30853 · Linux+6 · Linux Kernel+6

Published 2025-01-01 · Updated 2026-04-20 · CVE-2025-38439

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 flaw exists in the bnxt en module of the Linux kernel related to DMA unmapping when transmitting XDP REDIRECT packets. Specifically, the dma unmap len set() function was called with an incorrect length (0) instead of the proper length, leading to a warning on systems with IOMMU enabled. This issue occurs during the transmission of XDP REDIRECT packets.

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-119

Related Identifiers

AZL-65705

AZL-72917

BDU:2025-09199

CVE-2025-38439

DLA-4327-1

DLA-4328-1

DSA-5973-1

DSA-5975-1

ECHO-0188-719B-2502

MGASA-2025-0218

MGASA-2025-0219

OESA-2025-1959

OESA-2025-1960

OESA-2025-1961

OESA-2025-1963

OESA-2025-1964

OPENSUSE-SU-2025:20081-1

SUSE-SU-2025:03272-1

SUSE-SU-2025:03290-1

SUSE-SU-2025:03301-1

SUSE-SU-2025:03382-1

SUSE-SU-2025:03602-1

SUSE-SU-2025:03633-1

SUSE-SU-2025:03634-1

SUSE-SU-2025:20653-1

SUSE-SU-2025:20669-1

SUSE-SU-2025:20739-1

SUSE-SU-2025:20756-1

SUSE-SU-2025:21074-1

SUSE-SU-2025:21139-1

SUSE-SU-2025:21179-1

SUSE-SU-2025_03272-1

SUSE-SU-2025_03290-1

SUSE-SU-2025_03301-1

SUSE-SU-2025_03382-1

USN-7774-1

USN-7774-2

USN-7774-3

USN-7774-4

USN-7774-5

USN-7775-1

USN-7775-2

USN-7775-3

USN-7776-1

USN-7879-1

USN-7879-2

USN-7879-3

USN-7879-4

USN-7880-1

USN-7934-1

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

Debian

Linuxmint

Linux Kernel

Red Os

Suse

Ubuntu

Bnxt En

References · 3174

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38439.json · Exploit
• https://ubuntu.com/security/CVE-2025-38145 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-40238 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38714 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-40169 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-40105 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38474 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-40070 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-37957 · Security Note
• https://ubuntu.com/security/notices/USN-7774-4 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-37828 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38090 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-40127 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-38117 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68222 · Vendor Advisory