SUSE SLES15: libopenvswitch-3_1-0 / libovn-23_03-0 / openvswitch / etc (SUSE-SU-2026:2475-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2475-1 advisory. This update for openvswitch fixes the following issues - CVE-2026-5265: heap over-read in ICMP error response generation bsc1262498...

PT-2026-52935

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mailbox-test component where channels are not freed during a probe error. This failure to release resources leads to a memory leak and creates Use-After-Free UAF...

PT-2026-53016

Name of the Vulnerable Software and Affected Versions Incus affected versions not specified Description An arbitrary file write exists in the Incus client that can lead to arbitrary command execution as root on the server. The issue occurs when the client processes a request with source.type=url...

The vulnerability of the Faraday::NestedParamsEncoder component in the HTTP client library for Ruby allows a attacker to trigger a service failure.

The vulnerability of the Faraday::NestedParamsEncoder component in the HTTP client library for Ruby lies in its uncontrolled recursion. Exploiting this vulnerability could allow a malicious actor to cause service failures...

PT-2026-52696

Name of the Vulnerable Software and Affected Versions Apache Kerby versions prior to 2.1.2 Description Sending a deeply nested ASN1 Abstract Syntax Notation One, a standard interface for describing data structures structure to a client or service can trigger a StackOverFlow Exception, resulting i...

CVE-2026-52967

A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability, located in the symlinkdata function, could allow a malicious SMB server to trigger an infinite loop, leading to a Denial of Service DoS condition. Additionally, an out-of-bounds read could occur, potential...

CVE-2026-41715

A flaw was found in Reactor Netty HTTP client. In specific scenarios, a remote attacker could exploit this vulnerability when the HTTP client is explicitly configured to follow redirects from a secure endpoint to an insecure one. This could lead to the leakage of sensitive credentials. Mitigation...

GO-2026-5768 ZITADEL: Missing client_id binding in OIDC authorization code exchange and refresh token flows (RFC 6749 Section 4.1.3 violation) in github.com/zitadel/zitadel

ZITADEL: Missing clientid binding in OIDC authorization code exchange and refresh token flows RFC 6749 Section 4.1.3 violation in github.com/zitadel/zitadel...

GO-2026-5644 SiYuan: Stored XSS in Attribute View Gallery/Kanban Cover Rendering Allows Arbitrary Command Execution in Desktop Client in github.com/siyuan-note/siyuan/kernel

SiYuan: Stored XSS in Attribute View Gallery/Kanban Cover Rendering Allows Arbitrary Command Execution in Desktop Client in github.com/siyuan-note/siyuan/kernel. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module...

GO-2026-5710 Prometheus Azure AD remote write OAuth client secret exposed via config API in github.com/prometheus/prometheus

Prometheus Azure AD remote write OAuth client secret exposed via config API in github.com/prometheus/prometheus...

GO-2026-5538 Harvester's SUSE Virtualization Registration Client Vulnerable to MITM and DOS in github.com/harvester/harvester

Harvester's SUSE Virtualization Registration Client Vulnerable to MITM and DOS in github.com/harvester/harvester...

GO-2026-5564 Open Cluster Management (OCM): Cross-cluster privilege escalation via improper Kubernetes client certificate renewal validation in open-cluster-management.io/ocm

Open Cluster Management OCM: Cross-cluster privilege escalation via improper Kubernetes client certificate renewal validation in open-cluster-management.io/ocm...

GO-2026-5455 Fleet has a rate limiting bypass via untrusted client IP headers in github.com/fleetdm/fleet

Fleet has a rate limiting bypass via untrusted client IP headers in github.com/fleetdm/fleet...

GO-2026-5474 Mattermost doesn't enforce client identity binding during the OAuth authorization code redemption flow in github.com/mattermost/mattermost-server

Mattermost doesn't enforce client identity binding during the OAuth authorization code redemption flow in github.com/mattermost/mattermost-server. NOTE: The source advisory for this report contains additional versions that could not be automatically mapped to standard Go module versions. If this ...

CVE-2026-55962

TLS 1.3 post-handshake authentication PHA issue where a server could accept a client's Finished message without the client having sent a Certificate and CertificateVerify. The post-handshake-auth exemption that allows an empty/absent peer certificate was only intended for the initial handshake, b...

UBUNTU-CVE-2026-55962

TLS 1.3 post-handshake authentication PHA issue where a server could accept a client's Finished message without the client having sent a Certificate and CertificateVerify. The post-handshake-auth exemption that allows an empty/absent peer certificate was only intended for the initial handshake, b...

CVE-2026-11703

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...

GHSA-PJP5-FPMR-3349 GitHub MCP Server: Lockdown mode singleton in HTTP server causes cross-user GraphQL client confusion

Summary When running in HTTP mode with --lockdown-mode enabled, the RepoAccessCache is implemented as a process-global singleton initialized with the first authenticated user's GraphQL client. All subsequent requests from different users share this singleton and their lockdown-related GraphQL...

GHSA-W567-GJR2-HM5J MessagePack-CSharp: Unity unsafe blit formatter allocates from unbounded byte length

Summary UnsafeBlitFormatterBase.Deserialize reads an attacker-controlled byteLength from an extension payload and allocates an array based on that value before validating it against the extension header length or remaining payload bytes. The outer extension header is bounded by available input, b...

CVE-2026-11703 Missing SNI/ALPN binding on stateful (session-ID) TLS session resumption

Missing SNI/ALPN binding on stateful session-ID resumption, which previously skipped the binding check performed for ticket-based resumption. A cached session could be resumed under a different SNI/ALPN than originally negotiated and, where client-authentication policy differs across virtual host...