10 matches found
EUVD-2026-71503
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: nv: Write ESREL2 for injected nested SError exceptions kvminjectel2exception writes ESREL2 for synchronous exceptions but not for SError. enterexception64 does not write ESRELx for any exception type, so the construct...
EUVD-2025-36976
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Prevent access to vCPU events before init Another day, another syzkaller bug. KVM erroneously allows userspace to pend vCPU events for a vCPU that hasn't been initialized yet, leading to KVM interpreting a bunch of...
CVE-2025-40102
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Prevent access to vCPU events before init Another day, another syzkaller bug. KVM erroneously allows userspace to pend vCPU events for a vCPU that hasn't been initialized yet, leading to KVM interpreting a bunch of...
CVE-2025-40102
CVE-2025-40102 affects the Linux kernel KVM/ARM64: an attacker could access vCPU events before a vCPU is initialized, leading to misinterpretation of uninitialized data and potential exception handling issues. The description and connected advisories (EulerOS kernel advisories) confirm this as a ...
CVE-2025-40102 KVM: arm64: Prevent access to vCPU events before init
In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Prevent access to vCPU events before init Another day, another syzkaller bug. KVM erroneously allows userspace to pend vCPU events for a vCPU that hasn't been initialized yet, leading to KVM interpreting a bunch of...
SUSE CVE-2012-0218
Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service guest crash by later...
Unbreakable Enterprise kernel security update
5.4.17-2136.311.6 - Revert 'KVM: x86: Print error code in exception injection tracepoint iff valid' Sherry Yang Orabug: 34535896 5.4.17-2136.311.5 - netfilter: nftables: do not allow RULEID to refer to another chain Thadeu Lima de Souza Cascardo Orabug: 34495567 CVE-2022-2586 - netfilter: nftable...
guest denial of service on syscall/sysenter exception generation
ISSUE DESCRIPTION When guest user code running inside a Xen guest operating system attempts to execute a syscall or sysenter instruction, but when the guest operating system has not registered a handler for that instruction, a General Protection Fault may need to be injected into the guest. It ha...
Design/Logic Flaw
Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service guest crash by later...
CVE-2012-0218
Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service guest crash by later...