20 Aniversario Centro Criptológico Nacional

CCN-CERT

CCN-CERT

WE WORK TO STRENGTHEN LA CYBERSECURITY IN SPAIN

We help improve the Public Administration's prevention, detection, and response capabilities to cyber threats. We promote the creation of a unique cyber shield for Spain.

CCN-CERT

ANTICIPATION

We make our cybersecurity solutions available to the Administration for better protection of information and Spanish public services.

CCN-CERT

UNIT OF ACTION

We coordinate the national response to security incidents. In critical situations, we provide human and technical support at national and international levels to limit the impact of incidents.

CCN-CERT

CYBER INTELLIGENCE

We detect active cyber threats. We investigate the tactics, techniques and procedures of threat actors to warn of actions against national interests.

CCN-CERT

COMMUNITY

We promote public-private collaboration. We lead the exchange of technical information on cyber threats.

Vulnerability Bulletins

K31700032: Linux kernel vulnerability CVE-2021-29657
System information

Affected software	F-Secure
Description
Linux kernel vulnerability CVE-2021-29657 Security Advisory Security Advisory Description arch/x86/kvm/svm/nested.c in the Linux kernel before 5.11.12 has a use-after-free in which an AMD KVM ... More info: https://support.f5.com/csp/article/K31700032?utm_source=f5support&utm_medium=RSS
Standar resources
Property	Value
CVE

Version history
Version	Comments	Date
1.0	Advisory issued	2022-07-26

Ministerio de Defensa

CNI

CCN