103 matches found
Ubuntu 26.04 LTS : Linux kernel (NVIDIA BaseOS) vulnerabilities (USN-8664-1)
"The remote Ubuntu 26.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8664-1 advisory. It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. A local attacker could possibly use...
Ubuntu 24.04 LTS / 26.04 LTS / Pro Realtime 24.04 LTS : Linux kernel (NVIDIA) vulnerabilities (USN-8663-1)
"The remote Ubuntu 24.04 LTS / 26.04 LTS / Pro Realtime 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8663-1 advisory. It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. ...
kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation
A flaw was found in AMD Zen 2-based processors, affecting components such as the kernel and Xen hypervisor. Improper isolation of shared resources within the CPU operation cache could allow an attacker to corrupt instructions executed at a different privilege level. This could potentially result ...
USN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilities
It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. A local attacker could possibly use this issue to corrupt instructions executed at a higher privilege level, resulting in privilege escalation. CVE-2025-54518 Several security issues...
USN-8664-1 linux-nvidia-bos vulnerabilities
It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. A local attacker could possibly use this issue to corrupt instructions executed at a higher privilege level, resulting in privilege escalation. CVE-2025-54518 Several security issues...
USN-8663-1 linux-nvidia, linux-nvidia-7.0 vulnerabilities
It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. A local attacker could possibly use this issue to corrupt instructions executed at a higher privilege level, resulting in privilege escalation. CVE-2025-54518 Several security issues...
USN-8663-1: Linux kernel (NVIDIA) vulnerabilities
It was discovered that some AMD Zen 2 processors did not properly isolate shared resources in the operation cache. A local attacker could possibly use this issue to corrupt instructions executed at a higher privilege level, resulting in privilege escalation. CVE-2025-54518 Several security issues...
kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation
A flaw was found in AMD Zen 2-based processors, affecting components such as the kernel and Xen hypervisor. Improper isolation of shared resources within the CPU operation cache could allow an attacker to corrupt instructions executed at a different privilege level. This could potentially result ...
kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation
A flaw was found in AMD Zen 2-based processors, affecting components such as the kernel and Xen hypervisor. Improper isolation of shared resources within the CPU operation cache could allow an attacker to corrupt instructions executed at a different privilege level. This could potentially result ...
Important: Red Hat Security Advisory: kernel security update
An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Syst...
CVE-2026-72237 perf/x86/amd/brs: Fix kernel address leakage
In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/brs: Fix kernel address leakage A user-only branch stack can contain branches that originate from the kernel. As a result, kernel addresses are exposed to user space even when PERFSAMPLEBRANCHUSER is requested. On AM...
PT-2026-72425
In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd/brs: Fix kernel address leakage A user-only branch stack can contain branches that originate from the kernel. As a result, kernel addresses are exposed to user space even when PERF SAMPLE BRANCH USER is requested. On...
kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation
A flaw was found in AMD Zen 2-based processors, affecting components such as the kernel and Xen hypervisor. Improper isolation of shared resources within the CPU operation cache could allow an attacker to corrupt instructions executed at a different privilege level. This could potentially result ...
Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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...
kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation
A flaw was found in AMD Zen 2-based processors, affecting components such as the kernel and Xen hypervisor. Improper isolation of shared resources within the CPU operation cache could allow an attacker to corrupt instructions executed at a different privilege level. This could potentially result ...
CVE-2026-59130
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally...
CVE-2026-59131
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally...
CVE-2026-59131 AMD Zen Information Disclosure Vulnerability
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CVE-2026-59131
No cwe for this issue in AMD Zen allows an authorized attacker to disclose information locally...
CVE-2026-59131
Summary: CVE-2026-59131 pertains to AMD Zen and is described as an information-disclosure vulnerability that can be exploited by an authorized, local attacker to disclose information. The available documents indicate a CVSS v3.1 base score of 5.6 (Medium) with LOCAL attack vector, HIGH confidenti...