Astra Linux – Vulnerability in xorg-server

A use-after-free vulnerability was discovered in the ProcRenderAddGlyphs function of Xorg servers. This issue arises when the AllocateGlyph function is called to store new glyphs sent by the client to the X server. As a result, multiple entries may point to the same non-refcounted glyphs...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Viawdt: fixed a critical boot hang caused by unnamed resource allocation. The VIA watchdog driver uses allocateresource to reserve a MMIO region for the watchdog control register. However, the allocated resource was not given a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: Fixed a regression issue related to the removal of the procfs host directory The commit fc663711b944 “scsi: core: Removed the /proc/scsi/$procname directory earlier” fixed a bug related to module loading/unloading...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the proc subsystem, the same handling is used for checking proclseek as for procreaditer and others. Directly checking pde-procops-proclseek may lead to a Use-After-Value UAF in the rmmod scenario. This issue arises from a fla...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the proc subsystem, the function ptracemayaccess is protected by execupdatelock FD links. The functions procpidgetlink and procpidreadlink currently look up the task once from the pid, then perform the ptrace access check on...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipv6: fixed an error in ip6routenetexitlate During the initialization of ip6routenetinitlate, if the files ipv6route or rt6stats fail to be created, the initialization is successful by default. Therefore, the ipv6route or rt6stat...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “smack”: fixed a bug where an unprivileged task could create labels. If an unprivileged task is allowed to relabel itself "/smack/relabel-self is not empty", it can freely create new labels by writing their names into its own...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: cgroup/cpuset: Prevent UAF in proccpusetshow A UAF can occur when reading /proc/cpuset, as reported in 1. This issue can be reproduced using the following methods: 1. Add an mdelay1000 before acquiring the cgrouplock in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: Do not read mapcount for migration entries The syzbot reported the following bug: Kernel bug at include/linux/page-flags.h: 785 Invalid opcode: 0000 1 PREEMPT SMP KASAN CPU: 1; PID: 4392; Comm: syz-executor560...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nubus: Partially reversed the conversion of proccreatesingledata. The conversion to proccreatesingledata introduced a regression, where reading a file from /proc/bus/nubus resulted in a segmentation fault: grep -r...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ipvs: fixed an error in ipvsappnetcleanup. During the initialization of ipvsappnetinit, if the file ipvsapp cannot be created, the initialization will still succeed by default. Therefore, the ipvsapp file will not be found during...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: Do not ignore the return code of svcprocregister. Currently, nfsdprocstatinit ignores the return value of svcprocregister. If the creation of the procfile fails, the kernel will issue a WARN when it attempts to remove the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xtensa: simdisk: added input size checking in procwritesimdisk A malicious user could potentially enter an arbitrarily bad value into memdupusernul, which might cause the kernel to crash. This follows the same pattern as the patc...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: proc/vmcore: The issue of clearing the user buffer was fixed by properly using clearuser. To clear a user buffer, we cannot simply use memset; we must use clearuser. When using a virtio-mem device that registers a vmcorecb and ha...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed a use-after-free bug in cifsdebugdataprocShow Skipped SMB sessions that are being terminated e.g., @ses-sesstatus == SESEXITING in cifsdebugdataProcShow to avoid use-after-free issues with @ses. This fix...

MCP Atlassian: Arbitrary file read via confluence_upload_attachment allows exfiltration of server credentials

SummaryMissing path validation in confluenceuploadattachment allows any authenticated MCP client to read arbitrary files from the server filesystem and exfiltrate their contents to Confluence. On Linux deployments, /proc/self/environ yields all runtime secrets in a single call.---...

PT-2026-103607

Name of the Vulnerable Software and Affected Versions iperf3 version 3.21 Description A remote, unauthenticated heap use-after-free exists in the server. The per-test watchdog function server timer proc frees streams without cancelling or joining their worker threads, which can lead to a blocked...

Linux Distros Unpatched Vulnerability : CVE-2026-102371

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In wsl-pro-service before 0.1.19ubuntu3, the service component which runs as root inside each WSL instance attaches the instance to Ubuntu Pro by executing the...

CentOS Linux 7 [TuxCare] Security Update: bpftool / kernel / kernel-debug / kernel-debug-devel / kernel-devel / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1783337441)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1783337441 advisory. - In the Linux kernel, the following vulnerability has been resolved: IB/qib: Protect from buffer overflow in struct qibusersdmapkt fiel...

AlmaLinux 9.6 [TuxCare] Security Update: kbd / kbd-legacy / kbd-misc (ALMALINUX9.6:CLSA-2026:1788265535)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1788265535 advisory. - openvt -u is intended to identify the owner of the current VT and then execute login as that user from a privileged context. In the...