CVE-2026-19816 PackageKit: dnf5 backend ignores SIMULATE on RepoRemove

A flaw was found in PackageKit. PackageKit skips the polkit authorization check for transactions carrying the SIMULATE dry-run flag. In the dnf5 backend, the RepoRemove handler ignores that contract and always executes the real transaction because its guard is written as role == REPOREMOVE ||...

CVE-2026-55236 langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

langgraph-api implements the LangGraph API for rapid development and testing. Prior to 0.10.0, the langgraph-api run-creation path authorizes the assistant attached to a run by dispatching assistants.search with an incomplete value instead of the assistants.read event used by direct reads and cro...

CVE-2026-55236 langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

langgraph-api implements the LangGraph API for rapid development and testing. Prior to 0.10.0, the langgraph-api run-creation path authorizes the assistant attached to a run by dispatching assistants.search with an incomplete value instead of the assistants.read event used by direct reads and cro...

CVE-2026-55236

CVE-2026-55236 is an incomplete authorization flaw in langgraph-api (the LangGraph Server runtime) prior to version 0.10.0. The run-creation path dispatched the assistants.search authorization event with an incomplete value instead of assistants.read , so in deployments whose custom resource hand...

EUVD-2026-77583

langgraph-api implements the LangGraph API for rapid development and testing. Prior to 0.10.0, the langgraph-api run-creation path authorizes the assistant attached to a run by dispatching assistants.search with an incomplete value instead of the assistants.read event used by direct reads and cro...

CVE-2026-55236 langgraph-api: Incomplete assistant authorization in LangGraph Server run creation

langgraph-api implements the LangGraph API for rapid development and testing. Prior to 0.10.0, the langgraph-api run-creation path authorizes the assistant attached to a run by dispatching assistants.search with an incomplete value instead of the assistants.read event used by direct reads and cro...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ntfs3: init run lock for extend inode After setting the inode mode of $Extend to a regular file, executing the truncate system call will invoke the dotruncate routine, resulting in an uninitialized runlock error reported by syzbo...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Load DR6 with the guest value only before entering the .vcpurun loop. Move the conditional loading of hardware DR6 with the guest’s DR6 value out of the core .vcpurun loop to fix a bug where KVM may load hardware with a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: Setting the run context for the rawtp testrun callback. The syzbot reported a crash when the rawtp program was executed through the testrun interface, calling the bpfgetattachcookie helper or any other helper that accesses t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: A integer overflow has been fixed in the rununpack function. The MFT record related to the opened file contains a runlist—an array containing information about the file’s location on the physical disk. Analysis of all...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fix tailcallreachable rejection for interpreter when jit failed During testing of f263a81451c1 “bpf: Track subprog poke descriptors correctly and fix use-after-free” under various failure conditions, for example, when...

Astra Linux – Vulnerability in avahi

The avahi-daemon-check-dns.sh script within the Debian avahi package, as of version 0.8-4, is executed as the root user via /etc/network/if-up.d/avahi-daemon. This script allows a local attacker to cause a denial of service or create arbitrary empty files through a symlink attack on files located...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the way RTAS handled memory accesses in user space for kernel communication. In a guest system that is under lockdown usually due to Secure Boot, running on top of PowerVM or KVM hypervisors pseries platform, a root-like local user could exploit this flaw to further...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf, testrun: Fixed an alignment issue in bpfprogtestrunskb. We encountered a syzkaller issue due to an alignment fault for aarch64 architectures when KFENCE is enabled. When the size provided by the user’s bpf program is an o...

CVE-2026-9812

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

CVE-2026-8821

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...

CVE-2026-9812

Mattermost versions 11.9.x ≤ 11.9.0, 11.8.x ≤ 11.8.4, 11.7.x ≤ 11.7.7, and 10.11.x ≤ 10.11.22 contain a missing validation flaw in the Playbooks plugin's run property update endpoint. The endpoint does not verify that a referenced property field belongs to the specified run before updating its va...

CVE-2026-9812 Missing property field ownership validation in Playbooks run property update endpoint

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

CVE-2026-9812 Missing property field ownership validation in Playbooks run property update endpoint

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate that a property field belongs to the specified run before updating its value which allows an authenticated user with run property-management access to crash the Playbooks plugin via a REST...

CVE-2026-8821 Playbooks run owner channel membership permission bypass

Mattermost versions 11.9.x = 11.9.0, 11.8.x = 11.8.4, 11.7.x = 11.7.7, 10.11.x = 10.11.22 fail to validate channel member-management permission during playbook run creation, allowing an authenticated channel member to add an arbitrary user to a restricted channel via the run owner field...