CVE-2026-46295

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Do IRR scan in kvmapicupdateirr even if PIR is empty Fall back to apicfindhighestvector when PID.ON is set but PIR turns out to be empty, to correctly report the highest pending interrupt from the existing IRR. In a...

CVE-2026-46295

CVE-2026-46295 involves the Linux kernel KVM/x86 interrupt handling fix. The patch ensures IRR is scanned via __kvm_apic_update_irr even when PIR is empty, falling back to apic_find_highest_vector() when PID.ON is set but PIR is empty, so the highest pending interrupt is reported from the existin...

CVE-2026-46295 KVM: x86: Do IRR scan in __kvm_apic_update_irr even if PIR is empty

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Do IRR scan in kvmapicupdateirr even if PIR is empty Fall back to apicfindhighestvector when PID.ON is set but PIR turns out to be empty, to correctly report the highest pending interrupt from the existing IRR. In a...

CVE-2026-46295 KVM: x86: Do IRR scan in __kvm_apic_update_irr even if PIR is empty

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Do IRR scan in kvmapicupdateirr even if PIR is empty Fall back to apicfindhighestvector when PID.ON is set but PIR turns out to be empty, to correctly report the highest pending interrupt from the existing IRR. In a...

EUVD-2026-35161

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Do IRR scan in kvmapicupdateirr even if PIR is empty Fall back to apicfindhighestvector when PID.ON is set but PIR turns out to be empty, to correctly report the highest pending interrupt from the existing IRR. In a...

PT-2026-47367

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified openSUSE Tumbleweed versions prior to kernel-devel-7.0.12-1.1 Description A race condition exists in the KVM x86 component between vmx sync pir to irr on a target vCPU and vmx deliver posted interru...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a scan competition condition in KVM, and it could lead to system crashes...

CVE-2026-47104

A flaw was found in libusb. This out-of-bounds read vulnerability allows a local attacker, particularly in virtualized environments utilizing USB passthrough, to trigger a denial of service. By providing a malformed USB descriptor, the attacker can cause the software to read beyond its allocated...

EulerOS Virtualization 2.10.0 : libpcap (EulerOS-SA-2026-2051)

According to the versions of the libpcap package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : pcapetheraton is an auxiliary function in libpcap, it takes a string argument and returns a fixed-size allocated buffer. The string...

EulerOS Virtualization 2.12.0 : autogen (EulerOS-SA-2026-2094)

According to the versions of the autogen package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A vulnerability, which was classified as problematic, was found in GNU libopts up to 27.6. Affected is the function strstrsse2. The...

EulerOS Virtualization 2.12.1 : libpng (EulerOS-SA-2026-2079)

According to the versions of the libpng package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Buffer Overflow vulnerability in libpng 1.6.43-1.6.46 allows a local attacker to cause a denial of service via pngcreatereadstruct...

EulerOS Virtualization 2.12.1 : libssh (EulerOS-SA-2026-2080)

According to the versions of the libssh package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A weakness has been identified in libssh up to 0.11.3. The impacted element is the function...

EulerOS Virtualization 2.12.0 : glibc (EulerOS-SA-2026-2100)

According to the versions of the glibc packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Calling getnetbyaddr or getnetbyaddrr with a configured nsswitch.conf that specifies the library's DNS backend for networks and...

EulerOS Virtualization 2.10.1 : python-ply (EulerOS-SA-2026-2035)

According to the versions of the python-ply package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : An undocumented and unsafe feature in the PLY Python Lex-Yacc library 3.11 allows Remote Code Execution RCE via the picklefile...

EulerOS Virtualization 2.13.0 : dhcp (EulerOS-SA-2026-2162)

According to the versions of the dhcp package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Under certain circumstances, BIND is too lenient when accepting records from answers, allowing an attacker to inject forged data into...

EulerOS Virtualization 2.12.0 : python-ply (EulerOS-SA-2026-2112)

According to the versions of the python-ply packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : An undocumented and unsafe feature in the PLY Python Lex-Yacc library 3.11 allows Remote Code Execution RCE via the picklefile...

EulerOS Virtualization 2.10.1 : binutils (EulerOS-SA-2026-2016)

According to the versions of the binutils package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A flaw has been found in GNU Binutils 2.45. Impacted is the function bfdelfparseehframe of the file bfd/elf-eh-frame.c of the...

EulerOS Virtualization 2.13.1 : zlib (EulerOS-SA-2026-2155)

According to the versions of the zlib package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : zlib before 1.3.2 allows CPU consumption via crc32combine64 and crc32combinegen64 because x2nmodp can do right shifts within a loop th...

EulerOS Virtualization 2.13.1 : net-snmp (EulerOS-SA-2026-2141)

According to the versions of the net-snmp packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : net-snmp is a SNMP application library, tools and daemon. Prior to versions 5.9.5 and 5.10.pre2, a specially crafted packet to an...

EulerOS Virtualization 2.12.0 : alsa-lib (EulerOS-SA-2026-2093)

According to the versions of the alsa-lib package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : alsa-lib versions 1.2.2 up to and including 1.2.15.2, prior to commit 5f7fe33, contain a heap-based buffer overflow in the topolog...