Astra Linux – Vulnerability in bluez

The bluetoothd function from the bluez library incorrectly preserves the discoverable status of adapters when a device is powered down, and restores that status when the device is powered on again. If a device is in the discoverable state while powered down, it will remain discoverable when the...

Astra Linux – Vulnerability in avahi

In Avahi, including versions 0.6.32 and 0.7, avahi-daemon inadvertently responds to IPv6 unicast queries with source addresses that are not on-link. This allows remote attackers to cause a denial of service traffic amplification and may lead to information leakage by extracting potentially...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Audit: Improved robustness of audit queue handling If the audit daemon becomes stuck in a stopped state, the kauditdthread function in the kernel might get blocked while attempting to send audit records to the audit daemon in the...

Astra Linux – Vulnerability in sssd

A flaw was discovered in SSSD, where the sssctl command was vulnerable to shell command injection through the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into executing a specially crafted sssctl command, such as using sudo, in order to gain root...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “NFSD: Remove the cap on the number of operations per NFSv4 COMPOUND.” I have found that the pynfs COMP6 now leaves the connection or lease in a strange state, causing CLOSE9 to hang indefinitely. I have investigated this issue a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Protection against send buffer overflow in NFSv2 READDIR. The previous limit on the @count argument has been restored to prevent buffer overflow attacks...

Astra Linux – Vulnerability in libvirt

A flaw was discovered in libvirt. The virStoragePoolObjListSearch function does not return a locked pool as expected, leading to a race condition and a denial of service when attempting to lock the same object from another thread. This issue could cause clients connecting to the read-only socket ...

Astra Linux – Vulnerability in libvirt

A NULL pointer dereference flaw was discovered in the udevConnectListAllInterfaces function within libvirt. This issue can occur when detaching a host interface while simultaneously collecting the list of interfaces using the virConnectListAllInterfaces API. This flaw could be exploited to carry...

Astra Linux – Vulnerability in libvirt

A use-after-free flaw was discovered in libvirt. The qemuMonitorUnregister function in qemuProcessHandleMonitorEOF is called using multiple threads without being adequately protected by a monitor lock. This flaw could be triggered by the virConnectGetAllDomainStats API when the guest is shutting...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: smb: server: Fixed a leak in activenumconn when there is a failure in transport allocation. The commit 77ffbcac4e56 “smb: server: fixed the leak in activenumconn in ksmbdtcpnewconnection” addresses the failure path in kthreadrun...

EUVD-2026-31013

Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list enforcement when configured with chroot. Attackers can bypass hostname-based deny rules by controlling the PTR record for their source IP address, allowing...

PT-2026-42118

Name of the Vulnerable Software and Affected Versions Netatalk versions 2.0.0 through 4.4.2 Description A heap-based buffer overflow occurs in the CNID daemon comm rcv function. This allows a remote authenticated attacker to execute arbitrary code with escalated privileges or cause a denial of...

CVE-2026-43617

Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list enforcement when configured with chroot. Attackers can bypass hostname-based deny rules by controlling the PTR record for their source IP address, allowing...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit CVE-2025-39766 kernel: scsi: qla2xxx: Fix improper freeing of purex item CVE-2025-68741 kernel: libceph: make decodepool...

RHEL 10 : yggdrasil (RHSA-2026:19450)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:19450 advisory. yggdrasil is a system daemon that subscribes to topics on an MQTT broker and routes any data received on the topics to an appropriate child worker...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021584)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021584 advisory. In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: util: Avoid accessing a ringbuffer not initialized yet If the KVP or VSS daemon star...

UBUNTU-CVE-2026-43619

Rsync version 3.4.2 and prior contain symlink race condition vulnerabilities in path-based system calls including chmod, lchown, utimes, rename, unlink, mkdir, symlink, mknod, link, rmdir, and lstat that allow local attackers to redirect operations to files outside the exported rsync module...

FreeBSD Security Advisory - FreeBSD-SA-26:20.fusefs

FreeBSD Security Advisory - When a fusefs file system implements extended attributes, the kernel may send a FUSELISTXATTR message to the userspace daemon to retrieve the list of extended attributes for a given file. The FUSE protocol requires the daemon to return a packed list of NUL-terminated...

Rsync 安全漏洞

Rsync is a fast and versatile file copying tool developed by RsyncProject. It is used for both remote and local files. Versions of Rsync prior to 3.4.3 contained security vulnerabilities. These vulnerabilities stemmed from race conditions in the handling of daemon process files, where checks on...

UBUNTU-CVE-2026-29518

Rsync versions before 3.4.3 contain a time-of-check to time-of-use TOCTOU race condition in daemon file handling that allows attackers to redirect file writes outside intended directories by replacing parent directory components with symbolic links. Attackers with write access to a module path ca...