EUVD-2026-25490

In the Linux kernel, the following vulnerability has been resolved: ocfs2: fix use-after-free in ocfs2fault when VMFAULTRETRY filemapfault may drop the mmaplock before returning VMFAULTRETRY, as documented in mm/filemap.c: "If our return value has VMFAULTRETRY set, it's because the mmaplock may b...

EUVD-2026-25448

In the Linux kernel, the following vulnerability has been resolved: futex: Clear stale exiting pointer in futexlockpi retry path Fuzzying/stressing futexes triggered: WARNING: kernel/futex/core.c:825 at waitforownerexiting+0x7a/0x80, CPU11: futexlockpis/524 When futexlockpiatomic sees the owner i...

CVE-2026-31555 futex: Clear stale exiting pointer in futex_lock_pi() retry path

In the Linux kernel, the following vulnerability has been resolved: futex: Clear stale exiting pointer in futexlockpi retry path Fuzzying/stressing futexes triggered: WARNING: kernel/futex/core.c:825 at waitforownerexiting+0x7a/0x80, CPU11: futexlockpis/524 When futexlockpiatomic sees the owner i...

CVE-2026-31555

CVE-2026-31555 relates to a Linux kernel futex race in futex_lock_pi() retry path where a stale pointer to an exiting task is not cleared on retry. The issue can lead to a WARN_ON_ONCE when an old exiting pointer is used after a failed retry, potentially contributing to a DoS via kernel instabili...

CVE-2026-31555 futex: Clear stale exiting pointer in futex_lock_pi() retry path

In the Linux kernel, the following vulnerability has been resolved: futex: Clear stale exiting pointer in futexlockpi retry path Fuzzying/stressing futexes triggered: WARNING: kernel/futex/core.c:825 at waitforownerexiting+0x7a/0x80, CPU11: futexlockpis/524 When futexlockpiatomic sees the owner i...

CVE-2026-31555

In the Linux kernel, the following vulnerability has been resolved: futex: Clear stale exiting pointer in futexlockpi retry path Fuzzying/stressing futexes triggered: WARNING: kernel/futex/core.c:825 at waitforownerexiting+0x7a/0x80, CPU11: futexlockpis/524 When futexlockpiatomic sees the owner i...

Memory Allocation with Excessive Size Value

Overview OpenTelemetry.Exporter.OpenTelemetryProtocol is an OTLP Exporter for OpenTelemetry .NET. Affected versions of this package are vulnerable to Memory Allocation with Excessive Size Value in the grpc-status-details-bin parsing process during OTLP/gRPC retry handling. An attacker can cause...

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 theutex lockpi retry path not clearing expired exiting pointers, potentially leading to reuse aft...

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 ocfs2 file system’s ocfs2fault function. When filemapfault returns VMFAULTRETRY, it may relea...

PT-2026-34907

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the futex subsystem where the futex lock pi retry path fails to clear a stale exiting pointer. When futex lock pi atomic detects that an owner is exiting, it returns...

OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling

Summary When exporting telemetry over gRPC using the OpenTelemetry Protocol OTLP, the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. Prior to the fix, a malformed trailer could encode an extremely large length-delimited protobuf field which was used...

CVE-2026-40891 OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling

OpenTelemetry dotnet is a dotnet telemetry framework. From 1.13.1 to before 1.15.2, When exporting telemetry over gRPC using the OpenTelemetry Protocol OTLP, the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. Prior to the fix, a malformed trailer could...

CVE-2026-40891

OpenTelemetry dotnet (OpenTelemetry .NET telemetry framework) contains a vulnerability in versions 1.13.1 through before 1.15.2. During OTLP/gRPC export, the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. A malformed trailer could encode a very large l...

CVE-2026-40891 OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling

OpenTelemetry dotnet is a dotnet telemetry framework. From 1.13.1 to before 1.15.2, When exporting telemetry over gRPC using the OpenTelemetry Protocol OTLP, the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. Prior to the fix, a malformed trailer could...

CVE-2026-40891 OpenTelemetry dotnet: Unbounded `grpc-status-details-bin` parsing in OTLP/gRPC retry handling

OpenTelemetry dotnet is a dotnet telemetry framework. From 1.13.1 to before 1.15.2, When exporting telemetry over gRPC using the OpenTelemetry Protocol OTLP, the exporter may parse a server-provided grpc-status-details-bin trailer during retry handling. Prior to the fix, a malformed trailer could...

SUSE CVE-2026-31435

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix read abandonment during retry Under certain circumstances, all the remaining subrequests from a read request will get abandoned during retry. The abandonment process expects the 'subreq' variable to be set to the place...

SUSE CVE-2026-31437

In the Linux kernel, the following vulnerability has been resolved: netfs: Fix NULL pointer dereference in netfsunbufferedwrite on retry When a write subrequest is marked NETFSSREQNEEDRETRY, the retry path in netfsunbufferedwrite unconditionally calls stream-preparewrite without checking if it is...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: nginx (UTSA-2026-014291)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014291 advisory. When the ngxmailauthhttpmodulemodule is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occu...

OpenTelemetry .NET 安全漏洞

OpenTelemetry .NET is the .NET client of OpenTelemetry by OpenTelemetry Inc. There were security vulnerabilities in the version of OpenTelemetry .NET from 1.13.1 to 1.15.2. These vulnerabilities stemmed from the gRPC exporter’s ability to parse the grpc-status-details-bin trailer provided by the...

CVE-2026-31435

A flaw was found in the Linux kernel's netfs component. Under certain circumstances, during a read retry operation, the system may incorrectly abandon subrequests. This issue arises because a pointer subreq used in the abandonment process can be uninitialized or point to invalid memory. An attack...