CVE-2026-53345: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: KVM: Don't WARN if memory is dirtied without a vCPU when the VM is dying When marking a page dirty, complain about not having a running/loaded vCPU if and only if the VM is still alive, i.e. its refcount is non-zero. This will...

CVE-2023-53996: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Make encdechypercall accept a size instead of npages encdechypercall accepted a page count instead of a size, which forced its callers to round up. As a result, non-page aligned vaddrs caused pages to be spuriously marke...

CVE-2025-38560: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Evict cache lines during SNP memory validation An SNP cache coherency vulnerability requires a cache line eviction mitigation when validating memory after a page state change to private. The specific mitigation is to tou...

CVE-2025-38508: Undefined Security Weakness

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-2025-38026

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CVE-2025-38026

A Linux kernel vulnerability (x86/sev) affecting kdump with makedumpfile to dump SNP guest memory can touch VMSA pages of the vCPU running kdump, causing unrecoverable #NPF/RMP faults as VMSA pages are busy. This may hang guests and halt other APs. Resolution involves AP DESTROY GHCB calls to kic...

PT-2025-25801 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, related to the x86/sev component. The issue occurs when kdump is running makedumpfile to generate vmcore and dump SNP guest memor...

CLSA-2024-1725293298 kernel: Fix of 37 CVEs

tun: add missing verification for short frame CVE-2024-41091 - tap: add missing verification for short frame CVE-2024-41090 - drm/amd/display: Fix potential index out of bounds in color transformation function CVE-2024-38552 - net: fix dstnegativeadvice race CVE-2024-36971 - net: annotate...

CLSA-2024-1722533082 kernel: Fix of 47 CVEs

afunix: Fix garbage collector racing against connect CVE-2024-26923 - netfilter: nftlimit: reject configurations that cause integer overflow CVE-2024-26668 - libbpf: Fix use-after-free in btfdumpnamedups CVE-2022-3534 - bpf: Fix partial dynptr stack slot reads/writes CVE-2023-39191 - ima: Fix...

PT-2024-26746

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, specifically related to position dependent variable references in the startup code for x86/sev. Recommendations At the moment, ther...

kernel security update

4.18.0-513.18.1.el89.OL8 - Update Oracle Linux certificates Kevin Lyons - Disable signing for aarch64 Ilya Okomin - Oracle Linux RHCK Module Signing Key was added to the kernel trusted keys list olkmodsigningkey.pem Orabug: 29539237 - Update x509.genkey Orabug: 24817676 - Conflict with shim-ia32...

kernel security update

5.14.0-362.18.0.13.OL9 - nfp: fix use-after-free in areacacheget Jialiang Wang CVE-2022-3545 - drivers: net: slip: fix NPD bug in sltxtimeout Duoming Zhou CVE-2022-41858 - can: afcan: fix NULL pointer dereference in canrcvfilter Oliver Hartkopp CVE-2023-2166 - RDMA/core: Fix resolvepreparesrc...