PT-2025-37554 · Linux+1 · Linux Kernel+1

Published 2023-01-02 · Updated 2025-09-16 · CVE-2023-53190

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 memory leak exists in the VXLAN implementation of the Linux kernel. The memory allocated by vxlan vnigroup init() is not freed in the error path, leading to memory leaks. This can be reproduced by injecting errors during the initialization of GRO cells and creating a VXLAN interface.

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

Exploit

Memory Leak

Weakness Enumeration

CWE-401

Related Identifiers

BDU:2026-03937

CVE-2023-53190

Affected Products

Astra Linux

Linux Kernel

References · 21

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53190.json · Exploit
• https://security-tracker.debian.org/tracker/CVE-2023-53190 · Vendor Advisory
• https://osv.dev/vulnerability/BELL-CVE-2023-53190 · Vendor Advisory
• https://git.kernel.org/stable/c/06bf62944144a92d83dd14fd1378d2a288259561 · Patch
• https://git.kernel.org/stable/c/75c1ab900f7cf0485f0be1607c79c55f51faaa90 · Patch
• https://git.kernel.org/stable/c/5896f55810680391a32652ca2b91245a05c11e22 · Patch
• https://osv.dev/vulnerability/UBUNTU-CVE-2023-53190 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-03937 · Security Note
• https://ubuntu.com/security/CVE-2023-53190 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2023-53190 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-53190 · Security Note
• https://osv.dev/vulnerability/CVE-2023-53190 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2023-53190 · Security Note
• https://twitter.com/CVEnew/status/1967597779217436953 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1967632938792632600 · Twitter Post