Lucene search
K
Catalog
Vendors
Products
Timeline
Vulnerabilities
Sources
Documentation
Blog
Glossary
FAQ
Brand assets
Assessment
Agents dashboard
Agent Scanning
API Scanning
Assessment API
Alerts
Email notifications
Webhook notifications
Alerts API
SBOM package analysis
API Reference
Support
Settings
Sign in

The vulnerability in the `include/net/xfrm.h` component of the Linux operating system allows a hacker to cause a service failure.

🗓️ 28 Sep 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 1 Views

Pointer arithmetic errors in the xfrm header cause a service failure on Linux.

Related
Refs
ReporterTitlePublishedViews
Family
AstraLinux		Astra Linux – Vulnerability in Linux 5.10
19 Jun 202611:10
–astralinux
Circl		CVE-2025-21720
27 Feb 202504:30
–circl
CNNVD		Linux kernel 安全漏洞
27 Feb 202500:00
–cnnvd
CVE		CVE-2025-21720
27 Feb 202502:07
–cve
Cvelist		CVE-2025-21720 xfrm: delete intermediate secpath entry in packet offload mode
27 Feb 202502:07
–cvelist
Debian CVE		CVE-2025-21720
27 Feb 202502:07
–debiancve
Oracle linux		Unbreakable Enterprise kernel security update
17 Jul 202500:00
–oraclelinux
Oracle linux		Unbreakable Enterprise kernel security update
10 May 202600:00
–oraclelinux
EUVD		EUVD-2025-5215
3 Oct 202520:07
–euvd
NVD		CVE-2025-21720
27 Feb 202502:15
–nvd
Rows per page
SourceLink
gitwww.git.kernel.org/linus/600258d555f0710b9c47fb78d2d80a4aecd608cc
gitwww.git.kernel.org/stable/c/600258d555f0710b9c47fb78d2d80a4aecd608cc
gitwww.git.kernel.org/stable/c/6945701ca1572f81bc9bb46f624b02eabb3eaf3e
gitwww.git.kernel.org/stable/c/981ad4c882096e7375b8c2181dd4c3ee58ea5bae
gitwww.git.kernel.org/stable/c/c6e1b2cac24b2a4d1dd472071021bf00c26450eb
lorewww.lore.kernel.org/linux-cve-announce/2025022647-CVE-2025-21720-063a@gregkh/
nvdwww.nvd.nist.gov/vuln/detail/CVE-2025-21720
security-trackerwww.security-tracker.debian.org/tracker/CVE-2025-21720
wikiwww.wiki.astralinux.ru/astra-linux-se18-bulletin-2025-0811SE18
xn--80ahaefyxhnwww.xn--80ahaefyxhn.xn--j1afgaq.xn--p1ai/bin/view/%D0%9E%D0%A1%D0%BD%D0%BE%D0%B2%D0%B0/%D0%9E%D0%B1%D0%BD%D0%BE%D0%B2%D0%BB%D0%B5%D0%BD%D0%B8%D1%8F/2.13/
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

Book a live demo
24 Oct 2025 00:00Current
6.7Medium risk
Vulners AI Score6.7
CVSS 24.6
CVSS 35.5
EPSS0.00166
xfrm headerpointer arithmeticservice failurelinux vulnerability
1