CVE-2026-31588 KVM: x86: Use scratch field in MMIO fragment to hold small write values

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use scratch field in MMIO fragment to hold small write values When exiting to userspace to service an emulated MMIO write, copy the to-be-written value to a scratch field in the MMIO fragment if the size of the data...

CVE-2026-31588 KVM: x86: Use scratch field in MMIO fragment to hold small write values

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Use scratch field in MMIO fragment to hold small write values When exiting to userspace to service an emulated MMIO write, copy the to-be-written value to a scratch field in the MMIO fragment if the size of the data...

CVE-2026-31588

CVE-2026-31588 concerns the Linux kernel KVM MMIO handling bug where an MMIO write that spans multiple pages could reference on‑stack data, enabling a use‑after‑free path. The root cause is an internal temporary variable path during complete_emulated_mmio when emulated MMIO writes cross page boun...

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 the use of stack-local variables as source data during KVM x86 MMIO writes. When writing data tha...

PT-2026-34940

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the KVM x86 component. This occurs when the emulator initiates a write using an on-stack local variable as the source, the write splits a page boundary,...

SUSE CVE-2026-33611

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...

EUVD-2026-24951

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...

DEBIAN-CVE-2026-33611

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...

CVE-2026-33611 Insufficient validation of HTTPS and SVCB records

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...

CVE-2026-33611 Insufficient validation of HTTPS and SVCB records

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...

CVE-2026-33611 Insufficient validation of HTTPS and SVCB records

An operator allowed to use the REST API can cause the Authoritative server to produce invalid HTTPS or SVCB record data, which can in turn cause LMDB database corruption, if using the LMDB backend...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013701)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013701 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: Destroy target device if coalesced MMIO unregistration fails Destroy and free the target...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013631)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013631 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fix immediate work request flush to completion queue Correctly set send queue element...

JLSEC-2026-140

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. In versions 3.3.0 through 3.3.6 and 3.4.0 through 3.4.4, a heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007311)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007311 advisory. In the Linux kernel, the following vulnerability has been resolved: KVM: Stop looking for coalesced MMIO zones if the bus is destroyed Abort the walk of coalesced MM...

AMD EPYC 安全漏洞

AMD EPYC is a high-performance server processor developed by American semiconductor company AMD. AMD EPYC has a security vulnerability that stems from the lack of lock verification. This vulnerability could allow for modifications to MMIO routes and undermine the integrity of customer systems...

Unity Linux 20.1070e Security Update: openldap (UTSA-2026-007094)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007094 advisory. OpenLDAP Lightning Memory-Mapped Database LMDB versions up to and including 0.9.14, prior to commit 8e1fda8, contain a heap buffer underflow in the readline function...

OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp

Summary A heap-buffer-overflow OOB read occurs in the istreamnonparallelread function in ImfContextInit.cpp when parsing a malformed EXR file through a memory-mapped IStream. A signed integer subtraction produces a negative value that is implicitly converted to sizet, resulting in a massive lengt...

EUVD-2026-7407

OpenEXR has heap-buffer-overflow via signed integer underflow in ImfContextInit.cpp...

EUVD-2026-18732

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Open-code GGTT MMIO access protection GGTT MMIO access is currently protected by hotplug drmdeventer, which works correctly when the driver loads successfully and is later unbound or unloaded. However, if driver load fail...