CVE-2026-52960

CVE-2026-52960 affects the Linux kernel Ceph component: when removing folios not suitable for writeback, the batch may hold references to folios and fail to release them, causing a resource leak. This could lead to DoS via resource exhaustion. The issue is resolved in the Linux kernel, with tests...

CVE-2026-52960

In the Linux kernel, the following vulnerability has been resolved: ceph: put folios not suitable for writeback The batch holds references to the folios see filemapgetfolios, foliobatchrelease, so we need to folioput the folios we remove. Tested on v6.18...

CVE-2026-52960 ceph: put folios not suitable for writeback

In the Linux kernel, the following vulnerability has been resolved: ceph: put folios not suitable for writeback The batch holds references to the folios see filemapgetfolios, foliobatchrelease, so we need to folioput the folios we remove. Tested on v6.18...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: exfat: Fixed a reference count leak in exfatfind. Fixed reference count leaks related to exfatgetdentryset that could occur in exfatfind. The function exfatgetdentryset will increment the reference counter of es-bh upon succes...

Astra Linux - Vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: ensure node page reads are complete before f2fsputsuper finishes Xfstests generic/335 and generic/336 sometimes crash with the following message: F2FS-fs dm-0: detected a filesystem reference count leak during umount, type:...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: The function mostregisterinterface did not properly release resources if it failed early before registering the device. In such cases, it returned an error code immediately, causing the memory allocated for the interface to be...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: l2tp: Fixed a memory leak in l2tpudpencaprecv. syzbot reported a memory leak in struct l2tpsession, l2tptunnel, sock, etc. 0 The referenced commit moved the validation of the protocol version in l2tpudpencaprecv. The new...

CVE-2026-52940 tun: zero the whole vnet header in tun_put_user()

In the Linux kernel, the following vulnerability has been resolved: tun: zero the whole vnet header in tunputuser tunputuser declares an on-stack struct virtionethdrv1hashtunnel without zeroing it. For a non-tunnel skb, virtionethdrtnlfromskb only initializes the first 10 bytes sizeofstruct...

CVE-2026-52940

The CVE-2026-52940 issue affects the Linux kernel tun driver. tun_put_user() allocates an on‑stack virtio_net_hdr_v1_hash_tunnel without zeroing, while virtio_net_hdr_tnl_from_skb() only initializes the first 10 bytes for non‑tunnel SKBs. This allows an unprivileged user to set the vnet header to...

EUVD-2026-38710

In the Linux kernel, the following vulnerability has been resolved: tun: zero the whole vnet header in tunputuser tunputuser declares an on-stack struct virtionethdrv1hashtunnel without zeroing it. For a non-tunnel skb, virtionethdrtnlfromskb only initializes the first 10 bytes sizeofstruct...

CVE-2026-52940

In the Linux kernel, the following vulnerability has been resolved: tun: zero the whole vnet header in tunputuser tunputuser declares an on-stack struct virtionethdrv1hashtunnel without zeroing it. For a non-tunnel skb, virtionethdrtnlfromskb only initializes the first 10 bytes sizeofstruct...

CVE-2026-52940

In the Linux kernel, the following vulnerability has been resolved: tun: zero the whole vnet header in tunputuser tunputuser declares an on-stack struct virtionethdrv1hashtunnel without zeroing it. For a non-tunnel skb, virtionethdrtnlfromskb only initializes the first 10 bytes sizeofstruct...

PT-2026-51884

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An inode reference leak exists in the fsnotify subsystem. The function fsnotify recalc mask fails to handle the return value of fsnotify recalc mask, which may return an inode pointer th...

CVE-2026-53663

A flaw was found in React Router. Insufficient Cross-Site Request Forgery CSRF checks in the framework mode allow a remote attacker to bypass these protections on PUT, PATCH, and DELETE requests. This could lead to a low integrity impact, where an attacker might be able to perform unintended...

CVE-2026-53663 React Router: `handleDocumentRequest` CSRF check covers `POST` only; PUT/PATCH/DELETE bypass

React Router is a router for React. From 7.12.0 until 7.15.1, certain CSRF checks in React Router v7 Framework Mode were insufficient and run on POST requests, but were bypassed on PUT/PATCH/DELETE requests. This is a low severity vulnerability because modern browser protections CORS preflight,...

CVE-2026-6062

Mattermost versions 11.7.x = 11.7.0, 11.6.x = 11.6.2, 11.5.x = 11.5.5, 10.11.x = 10.11.17 Fail to validate channel ownership of an existing subscription before applying edits which allows an authenticated attacker to hijack subscriptions from channels they have no access to via a crafted PUT...

CVE-2026-28381

The Snowflake datasource allows for GET/PUT commands, which can allow any user with access to run queries against the data source to read/write files between the local grafana server and the connected Snowflake host...

CVE-2026-6062 IDOR in Jira plugin subscription edit endpoint

Mattermost versions 11.7.x = 11.7.0, 11.6.x = 11.6.2, 11.5.x = 11.5.5, 10.11.x = 10.11.17 Fail to validate channel ownership of an existing subscription before applying edits which allows an authenticated attacker to hijack subscriptions from channels they have no access to via a crafted PUT...

EUVD-2026-38250

Mattermost versions 11.7.x = 11.7.0, 11.6.x = 11.6.2, 11.5.x = 11.5.5, 10.11.x = 10.11.17 Fail to validate channel ownership of an existing subscription before applying edits which allows an authenticated attacker to hijack subscriptions from channels they have no access to via a crafted PUT...

CVE-2026-8074 Improper Permission Check Allows User Manager to Deactivate Bot Accounts

Mattermost versions 11.7.x = 11.7.0, 10.11.x = 10.11.17 fail to enforce bot-specific permission checks on the user active status endpoint, which allows a User Manager with user management write access but no Integrations access to deactivate bot accounts via the PUT /api/v4/users/id/active API...