CVE-2026-64561

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Check for invalid/obsolete root after making MMU pages available Check for a "stale" page fault, i.e. for an invalid and/or obsolete root, after making MMU pages available for the shadow MMU. If reclaiming shadow pages...

Unbreakable Enterprise kernel security update

5.4.17-2136.358.2 - xfs: resample the data fork mapping after cycling ILOCK Darrick J. Wong Orabug: 39776792 CVE-2026-64600 - net: Work around Marvell NIC TX stalls Venkat Venkatsubra Orabug: 39765820 5.4.17-2136.358.1 - KVM: x86: Fix shadow paging use-after-free due to unexpected role Paolo...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM x86 shadow paging mechanism. This vulnerability occurs when a host page directory entry PDE mapping is changed from within the guest, leading to an unexpected role mismatch in shadow paging. This mismatch can cause a...

kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN

A flaw was found in the Linux kernel's KVM Kernel-based Virtual Machine x86 shadow paging mechanism. This use-after-free vulnerability arises from incorrect handling of Guest Frame Numbers GFNs when guest page tables are modified. A local attacker with control over a guest virtual machine could...

SUSE SLES15 Security Update : kernel (Live Patch 15 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3393-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3393-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.55 fixes various security issues: The following security issues were fixed: -...

Security update for xen

This update for xen fixes the following issues CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. CVE-2026-42494,CVE-2026-42495,CVE-2026-62423,CVE-2026-62424,CVE-2026-62425: buffer overruns in libfsimage iso9660 handling bsc1271530. CVE-2026-62426,CVE-2026-62427: sysctl and platform-op...

SUSE-SU-2026:3423-1 Security update for xen

This update for xen fixes the following issues - CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. - CVE-2026-42494,CVE-2026-42495,CVE-2026-62423,CVE-2026-62424,CVE-2026-62425: buffer overruns in libfsimage iso9660 handling bsc1271530. - CVE-2026-62426,CVE-2026-62427: sysctl and...

SUSE-SU-2026:3409-1 Security update for xen

This update for xen fixes the following issues - CVE-2026-42493: x86 shadow paging is deprecated bsc1271528. - CVE-2026-42494,CVE-2026-42495,CVE-2026-62423,CVE-2026-62424,CVE-2026-62425: buffer overruns in libfsimage iso9660 handling bsc1271530. - CVE-2026-62426,CVE-2026-62427: sysctl and...

SUSE SLES15 Security Update : kernel (Live Patch 26 for SUSE Linux Enterprise 15 SP6) (SUSE-SU-2026:3344-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3344-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.112 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15: kernel-livepatch-6_4_0-150600_23_115-default / etc (SUSE-SU-2026:3372-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3372-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150600.23.115 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel (Live Patch 38 for SUSE Linux Enterprise 15 SP5) (SUSE-SU-2026:3319-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3319-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.149 fixes various security issues: The following security issues were fixed:...

SUSE SLES12 Security Update : kernel (Live Patch 76 for SUSE Linux Enterprise 12 SP5) (SUSE-SU-2026:3388-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3388-1 advisory. This update for the SUSE Linux Enterprise Kernel 4.12.14-122.290 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15: kernel-livepatch-5_14_21-150400_24_219-default / etc (SUSE-SU-2026:3351-1)

The remote SUSE Linux SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3351-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.219 fixes various security issues: The following security issues were fixed:...

SUSE SLES12 Security Update : kernel (Live Patch 84 for SUSE Linux Enterprise 12 SP5) (SUSE-SU-2026:3376-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by a vulnerability as referenced in the SUSE- SU-2026:3376-1 advisory. This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes one security issue: The following security issue was fixed: - CVE-2026-53359: KV...

Security update for the Linux Kernel (Live Patch 15 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.55 fixes various security issues: The following security issues were fixed: CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected role bsc1270060. CVE-2026-53366: ipv4: account for fraggap on the paged...

SUSE-SU-2026:3393-1 Security update for the Linux Kernel (Live Patch 15 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.55 fixes various security issues: The following security issues were fixed: - CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected role bsc1270060. - CVE-2026-53366: ipv4: account for fraggap on the paged...

SUSE-SU-2026:3383-1 Security update for the Linux Kernel (Live Patch 83 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.310 fixes various security issues: The following security issues were fixed: - CVE-2026-43038: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach bsc1271648. - CVE-2026-46113: KVM: x86: Fix shadow paging use-after-free due to unexpecte...

SUSE-SU-2026:3376-1 Security update for the Linux Kernel (Live Patch 84 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes one security issue: The following security issue was fixed: - CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected role bsc1270060...

Security update for the Linux Kernel (Live Patch 84 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes one security issue: The following security issue was fixed: CVE-2026-53359: KVM: x86: Fix shadow paging use-after-free due to unexpected role bsc1270060. Patch Instructions: To install this SUSE update use the SUSE recommended...