ALSA-2026:36721 Moderate: edk2 security, bug fix, and enhancement update

EDK Embedded Development Kit is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fixes: openssl: Out-of-bounds read & write in RFC 3211 KEK Unwrap CVE-2025-9230 Bug Fixes and Enhancements: FJ8.10 Bug How to Updat...

Moderate: edk2 security, bug fix, and enhancement update

EDK Embedded Development Kit is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. Security Fixes: openssl: Out-of-bounds read & write in RFC 3211 KEK Unwrap CVE-2025-9230 Bug Fixes and Enhancements: FJ8.10 Bug How to Updat...

Linux KVM rmapremove() Buffer Overflow DoS

The vulnerability of the rmapremove function in the KVM virtualization subsystem of the Linux operating system is related to the use of memory after it is freed, as a result of a pointer that has reached its expiration time. Exploiting this vulnerability can allow an attacker to cause a service...

kernel: KVM: arm64: vgic-its: Drop the translation cache reference only for the erased entry

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM for ARM64, specifically within the vgic-its component. This vulnerability occurs when multiple concurrent operations incorrectly drop the translation cache's reference to an entry more than once during cache invalidation. Thi...

AlmaLinux 10 : kernel (ALSA-2026:34911)

The remote AlmaLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:34911 advisory. kernel: fs/smb/client: fix out-of-bounds read in cifssanitizeprepath CVE-2026-43112 kernel: rxrpc: Fix potential UAF after skbunshare failure...

MiracleLinux 9 : qemu-kvm-10.1.0-17.el9.ML.1 (AXSA:2026-1134:02)

The remote MiracleLinux 9 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1134:02 advisory. qemu-kvm: VNC WebSocket handshake use-after-free CVE-2025-11234 Tenable has extracted the preceding description block directly from the MiracleLinux security...

CVE-2026-53359

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad "KVM: x86: Fix shadow paging use-after-free due to unexpected GFN" fixed a shadow paging mismatch between stored and computed GFNs; the bug...

CVE-2026-53360

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use As per the GHCB spec, when using GHCB v2+ require the software scratch area to reside in the GHCB's shared buffer. Note, things like Page State Change PSC requests rely...

CVE-2026-53359

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad "KVM: x86: Fix shadow paging use-after-free due to unexpected GFN" fixed a shadow paging mismatch between stored and computed GFNs; the bug...

CVE-2026-53359 KVM: x86: Fix shadow paging use-after-free due to unexpected role

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad "KVM: x86: Fix shadow paging use-after-free due to unexpected GFN" fixed a shadow paging mismatch between stored and computed GFNs; the bug...

CVE-2026-53359

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad "KVM: x86: Fix shadow paging use-after-free due to unexpected GFN" fixed a shadow paging mismatch between stored and computed GFNs; the bug...

CVE-2026-53359: Use After Free

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected role Commit 0cb2af2ea66ad "KVM: x86: Fix shadow paging use-after-free due to unexpected GFN" fixed a shadow paging mismatch between stored and computed GFNs; the bug...

PT-2026-55698

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the KVM SEV subsystem where the setup vmgexit scratch function allocates a buffer using kvzalloc based on a guest-controlled variable exit info 2. The snp begin psc...

CVE-2026-53360: Out-of-bounds Read

In the Linux kernel, the following vulnerability has been resolved: KVM: SEV: Require in-GHCB scratch area if GHCB v2+ is in use As per the GHCB spec, when using GHCB v2+ require the software scratch area to reside in the GHCB's shared buffer. Note, things like Page State Change PSC requests rely...

Unbreakable Enterprise kernel security update

5.15.0-322.203.3.2 - KVM: x86/mmu: Ensure hugepage is in by slot before checking max mapping level Sean Christopherson Orabug: 39673886 - KVM: x86: Fix shadow paging use-after-free due to unexpected role Paolo Bonzini Orabug: 39673886 - KVM: x86: Fix shadow paging use-after-free due to unexpected...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

ALSA-2026:34911 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/smb/client: fix out-of-bounds read in cifssanitizeprepath CVE-2026-43112 kernel: rxrpc: Fix potential UAF after skbunshare failure CVE-2026-45998 kernel: drm/gem: Fix inconsistent plan...

RHEL 10 : kernel (RHSA-2026:34911)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:34911 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: fs/smb/client: fix...

Unbreakable Enterprise kernel security update

6.12.0-204.92.4.2 - KVM: x86: Fix shadow paging use-after-free due to unexpected role Paolo Bonzini Orabug: 39673880 - net/sched: fix pedit partial COW leading to page cache corruption Rajat Gupta CVE-2026-46331 - netsched: actpedit: use RCU in tcfpeditdump Eric Dumazet Orabug: 39668752 -...

USN-8493-1 linux, linux-aws, linux-aws-5.15, linux-aws-fips, linux-azure, linux-azure-5.15, linux-azure-fde-5.15, linux-fips, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-intel-iotg, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-nvidia-tegra-igx, linux-oracle, linux-realtime vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - RISC-V architecture; - Cryptographic API; - InfiniBand drivers; - IOMMU subsystem; - Network drivers; -...