CVE-2026-62432 evtchn: Race between FIFO expand and reset

The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer...

evtchn: Race between FIFO expand and reset

ISSUE DESCRIPTION The EVTCHNOPexpandarray hypercall checks for whether FIFO event channels are enabled, but without holding the correct lock. It can race with EVTCHNOPreset, resulting in dereferencing a NULL pointer. IMPACT A malicious HVM guest x86 HVM or PVH, and ARM can crash Xen leading to a...

CVE-2026-17433: Improper Authorization

A vulnerability was detected in nanocoai NanoClaw up to 2.0.64. This impacts the function createChatSdkBridge.setup of the file src/channels/chat-sdk-bridge.ts of the component MCP Server Approval. Performing a manipulation results in improper authorization. The attack needs to be approached...

UBUNTU-CVE-2026-64303

In the Linux kernel, the following vulnerability has been resolved: spi: fsl-lpspi: terminate the RX channel on TX prepare failure path When dmaengineprepslavesg fails for the TX channel, the error path terminates the TX DMA channel but leaves the RX channel running. Since the RX channel was...

Libssh: libssh: use-after-free via data callbacks on closed channels

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Information Exposure

Overview open-webui is an Open WebUI Affected versions of this package are vulnerable to Information Exposure via the GET /api/v1/channels/id/members endpoint. An attacker can access sensitive configuration data, including webhook URLs and tool server credentials belonging to other users, by maki...

OESA-2026-3166 fluidsynth security update

FluidSynth is a free software synthesizer. Its currently based on the SoundFont 2 specifications and supports real time MIDI effect controls. It can be used as a shared library for embedding in other applications, can play MIDI files and has a command line shell. Many other applications use...

OESA-2026-3168 fluidsynth security update

FluidSynth is a free software synthesizer. Its currently based on the SoundFont 2 specifications and supports real time MIDI effect controls. It can be used as a shared library for embedding in other applications, can play MIDI files and has a command line shell. Many other applications use...

OESA-2026-3165 fluidsynth security update

FluidSynth is a free software synthesizer. Its currently based on the SoundFont 2 specifications and supports real time MIDI effect controls. It can be used as a shared library for embedding in other applications, can play MIDI files and has a command line shell. Many other applications use...

PYSEC-2026-3518 PraisonAI Slack app_mention bypasses configured user/channel authorization

PraisonAI Slack appmention bypasses configured user/channel authorization Summary PraisonAI's Slack bot applies its configured allowedusers, allowedchannels, and unknown-user pairing policy in the normal Slack message event handler, but not in the adjacent Slack appmention event handler. A Slack...

MINI-W78R-4CHR-8CF4

Bulletin has no description...

ROS-20260722-73-0019

The vulnerability of the Media component in Google Chrome and Microsoft Edge is related to improper protection of physical external channels. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information through a specially created...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow in the bundled libvips TIFF loader VipsForeignLoadTiff, which can miscount the channels of a tile encoded as JPEG or JPEG2000 within a TIFF image. An attacker can corrupt heap memory and crash the process, wit...

libssh: libssh: use-after-free via data callbacks on closed channels

A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions...

CVE-2026-59850 Libssh: libssh: use-after-free via data callbacks on closed channels

A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions...

CVE-2026-59850

CVE-2026-59850 affects libssh: after a channel is closed, data callbacks can run on freed data, causing use-after-free and crashes. The issue is fixed in libssh 0.11.5; SUSE/OpenSUSE advisories map this CVE to the libssh update to 0.11.5 with related fixes. Affected behavior is use-after-free on ...

CVE-2026-59850 Libssh: libssh: use-after-free via data callbacks on closed channels

A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions...

CVE-2026-59850

A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions...

EulerOS Virtualization 2.10.1 : alsa-lib (EulerOS-SA-2026-2813)

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...

Investigation of STEEP for Secure Communications over SIMO and MISO Channels Subject to Full-Duplex Jamming and Eavesdropping

Secure communications over SIMO and MISO channels between wireless nodes are commonly encountered in applications and widely considered in the literature. This paper investigates such a problem by considering a newly proposed scheme called secrecy-message transmission by echoing encrypted probes...