SUSE-SU-2026:21936-1 Security update for the Linux Kernel (Live Patch 12 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-35.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

SUSE-SU-2026:21939-1 Security update for the Linux Kernel (Live Patch 16 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-39.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

SUSE-SU-2026:21891-1 Security update for the Linux Kernel (Live Patch 13 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-36.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

SUSE CVE-2026-46174

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache Make sure resources are not improperly shared in the op cache and cause instruction corruption this way...

Linux Distros Unpatched Vulnerability : CVE-2026-46174

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache Make sure resources are not improperly shared in the op cache and cause instructi...

CVE-2026-46174

A flaw was found in the Linux kernel, specifically within the x86/CPU/AMD Zen2's op cache. This vulnerability arises from improper isolation of shared resources, which can lead to instruction corruption. The consequence of this flaw is that it may cause unexpected behavior or instability within t...

UBUNTU-CVE-2026-46174

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache Make sure resources are not improperly shared in the op cache and cause instruction corruption this way...

CVE-2026-46174

In CVE-2026-46174, the Linux kernel vulnerability affects x86/CPU/AMD Zen2 by allowing improper isolation of shared resources in the Zen2 op cache, potentially leading to instruction corruption. The issue has been resolved in the Linux kernel, with Debian and Root packaging advisories noting fixe...

CVE-2026-46174

In the Linux kernel, the following vulnerability has been resolved: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache Make sure resources are not improperly shared in the op cache and cause instruction corruption this way...

Security update for xen

This update for xen fixes the following issues CVE-2025-54505: Floating Point Divider State Sampling on AMD CPUs AMD-SN-7053 bsc1262428. CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. CVE-2026-23558: grant tabl...

PT-2026-44297

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.11-1.1 Description An issue exists in the x86 CPU AMD Zen2 op cache where shared resources are not properly isolated. This lack of isolation ca...

SUSE-SU-2026:2066-1 Security update for xen

This update for xen fixes the following issues - CVE-2025-54505: Floating Point Divider State Sampling on AMD CPUs AMD-SN-7053 bsc1262428. - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. - CVE-2026-23557: Xenstored DoS via XSRESETWATCHES command bsc1262178. - CVE-2026-23558:...

SUSE-SU-2026:1959-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate shared-frag marker...

Security update for xen

This update for xen fixes the following issue CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264066. Special Instructions and Notes: Please reboot the system after installing this update. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like...

SUSE-SU-2026:1908-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate shared-frag marker...

SUSE-SU-2026:21782-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate shared-frag marker throu...

PT-2026-40778

Name of the Vulnerable Software and Affected Versions AMD Zen 2-based products affected versions not specified Description Improper isolation of shared resources within the CPU operation op/µop cache on Zen 2-based products can cause incorrect instructions to be executed at a higher privilege...

Spectre attacks come back from the dead

Spectre is the name for a whole class of vulnerabilities discovered in January 2018 that affected huge numbers of modern computer processors that rely on a performance feature called speculative execution. Since then, some of the world’s most talented computer scientists from industry and academi...

AMD RESPONSE TO “I see dead µops: leaking secrets via Intel/AMD micro-op caches” RESEARCH PAPER

Bulletin ID: AMD-SB-1006 Summary AMD has reviewed the research paper and believes existing mitigations were not being bypassed and no new mitigations are required. AMD recommends its existing side-channel mitigation guidance and standard secure coding practices be followed. CVE Details None...

New Attacks Slaughter All Spectre Defenses

All defenses against Spectre side-channel attacks can now be considered broken, leaving billions of computers and other devices just as vulnerable today as they were when the hardware flaw was first announced three years ago. A paper published on Friday by a team of computer scientists from the...