UBUNTU-CVE-2025-38508

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Use TSCFACTOR for Secure TSC frequency calculation When using Secure TSC, the GUESTTSCFREQ MSR reports a frequency based on the nominal P0 frequency, which deviates slightly typically 0.2% from the actual mean TSC...

CVE-2025-38508

The CVE-2025-38508 entry describes a Linux kernel vulnerability in x86/SEV: when Secure TSC is enabled, GUEST_TSC_FREQ is derived from the P0 frequency and diverges from the mean TSC frequency, causing clock skew in SEV-SNP VMs and resulting in hrtimer interrupts firing earlier than expected. The...

CVE-2025-38508 x86/sev: Use TSC_FACTOR for Secure TSC frequency calculation

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Use TSCFACTOR for Secure TSC frequency calculation When using Secure TSC, the GUESTTSCFREQ MSR reports a frequency based on the nominal P0 frequency, which deviates slightly typically 0.2% from the actual mean TSC...

samba bug fix and enhancement update

An update is available for samba. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Samba is an open-source implementation of the Server Message Block SMB protocol...

clock-skew NSE Script

Analyzes the clock skew between the scanner and various services that report timestamps. At the end of the scan, it will show groups of systems that have similar median clock skew among their services. This can be used to identify targets with similar configurations, such as those that share a...

Important: Red Hat Security Advisory: kernel security update

Updated kernel packages that fix several security issues in the Red Hat Enterprise Linux 3 kernel are now available. This security advisory has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel handles the basic functions of the operating syste...

kernel security update

CentOS Errata and Security Advisory CESA-2006:0710 Updated kernel packages that fix several security issues in the Red Hat Enterprise Linux 3 kernel are now available. This security advisory has been rated as having important security impact by the Red Hat Security Response Team. The Linux kernel...