CVE-2023-53319 KVM: arm64: Handle kvm_arm_init failure correctly in finalize_pkvm

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle kvmarminit failure correctly in finalizepkvm Currently there is no synchronisation between finalizepkvm and kvmarminit initcalls. The finalizepkvm proceeds happily even if kvmarminit fails resulting in the...

CVE-2023-53319

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle kvmarminit failure correctly in finalizepkvm Currently there is no synchronisation between finalizepkvm and kvmarminit initcalls. The finalizepkvm proceeds happily even if kvmarminit fails resulting in the...

CVE-2023-53319 KVM: arm64: Handle kvm_arm_init failure correctly in finalize_pkvm

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Handle kvmarminit failure correctly in finalizepkvm Currently there is no synchronisation between finalizepkvm and kvmarminit initcalls. The finalizepkvm proceeds happily even if kvmarminit fails resulting in the...

UBUNTU-CVE-2025-39823

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use arrayindexnospec with indices that come from guest min and destid are guest-controlled indices. Using arrayindexnospec after the bounds checks clamps these values to mitigate speculative execution side-channels...

AZL-74718 CVE-2025-39823 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use arrayindexnospec with indices that come from guest min and destid are guest-controlled indices. Using arrayindexnospec after the bounds checks clamps these values to mitigate speculative execution side-channels...

UBUNTU-CVE-2025-39815

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

CVE-2025-39823 KVM: x86: use array_index_nospec with indices that come from guest

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: use arrayindexnospec with indices that come from guest min and destid are guest-controlled indices. Using arrayindexnospec after the bounds checks clamps these values to mitigate speculative execution side-channels...

CVE-2025-39815 RISC-V: KVM: fix stack overrun when loading vlenb

In the Linux kernel, the following vulnerability has been resolved: RISC-V: KVM: fix stack overrun when loading vlenb The userspace load can put up to 2048 bits into an xlen bit stack buffer. We want only xlen bits, so check the size beforehand...

Linux Distros Unpatched Vulnerability : CVE-2023-53205

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from a lack of synchronization mechanism between finalizepkvm and kvmarminit, which could lead to HYP mode...

CVE-2023-53208

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Load L1's TSC multiplier based on L1 state, not L2 state When emulating nested VM-Exit, load L1's TSC multiplier if L1's desired ratio doesn't match the current ratio, not if the ratio L1 is using for L2 diverges from...

CVE-2023-53205

In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for target CPU == -1, but this might change at the time we are going to use it. Hold the physical target CPU in a local variable to avoid...

DEBIAN-CVE-2023-53205

In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for target CPU == -1, but this might change at the time we are going to use it. Hold the physical target CPU in a local variable to avoid...

UBUNTU-CVE-2023-53208

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Load L1's TSC multiplier based on L1 state, not L2 state When emulating nested VM-Exit, load L1's TSC multiplier if L1's desired ratio doesn't match the current ratio, not if the ratio L1 is using for L2 diverges from...

UBUNTU-CVE-2023-53205

In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for target CPU == -1, but this might change at the time we are going to use it. Hold the physical target CPU in a local variable to avoid...

CVE-2023-53208 KVM: nSVM: Load L1's TSC multiplier based on L1 state, not L2 state

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Load L1's TSC multiplier based on L1 state, not L2 state When emulating nested VM-Exit, load L1's TSC multiplier if L1's desired ratio doesn't match the current ratio, not if the ratio L1 is using for L2 diverges from...

CVE-2023-53205 KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler

In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for target CPU == -1, but this might change at the time we are going to use it. Hold the physical target CPU in a local variable to avoid...

CVE-2023-53205

CVE-2023-53205 affects the Linux kernel KVM on s390, specifically the diag 9c handler where a race exists around the target CPU value (-1). The fix stores the physical target CPU in a local variable to prevent out-of-bounds accesses to CPU arrays. The CVE’s risk is described as high (CVSS v3.1: A...

SUSE SLES12: cluster-md-kmp-default / dlm-kmp-default / gfs2-kmp-default / etc (SUSE-SU-2025:03204-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03204-1 advisory. The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: -...

SUSE-SU-2025:03204-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2022-49967: bpf: Fix a data-race around bpfjitlimit bsc1244964. - CVE-2022-49975: bpf: Don't redirect packets with invalid pktlen bsc1245196. - CVE-2022-49980:...