EulerOS 2.0 SP15 : rsync (EulerOS-SA-2026-2948)

According to the versions of the rsync packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Rsync version 3.4.2 and prior contain an authorization bypass vulnerability in the rsync daemon's hostname-based access control list enforcement wh...

CVE-2026-64233 usb: gadget: uvc: hold opts->lock across XU walks in uvc_function_bind

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uvc: hold opts-lock across XU walks in uvcfunctionbind uvcfunctionbind walks &opts-extensionunits twice without holding opts-lock: - directly, for the iExtension string-descriptor fixup loop; - indirectly, four times...

MCP Atlassian: DNS-rebinding TOCTOU bypass of the SSRF fix (CVE-2026-27826)

Summary GHSA-7r34-79r5-rcc9's fix added validateurlforssrf, which resolves the attacker-controlled X-Atlassian-Jira,Confluence-Url header host once at middleware time and trusts the result. But the outbound request is later built with the raw hostname and re-resolves at connect time with no IP...

CVE-2026-10546

IBM Langflow OSS 1.0.0 through 1.9.3 contains a Server-Side Request Forgery SSRF vulnerability in the URL component src/lfx/src/lfx/components/datasource/url.py due to a Time-of-Check/Time-of-Use TOCTOU race condition that can be exploited via DNS rebinding...

UBUNTU-CVE-2026-53250

In the Linux kernel, the following vulnerability has been resolved: xsk: cache csumstart/csumoffset to fix TOCTOU in xskskbmetadata The TX metadata area resides in the UMEM buffer which is memory-mapped and concurrently writable by userspace. In xskskbmetadata, csumstart and csumoffset are read...

MGASA-2026-0180 Updated packagekit packages fix security vulnerability

PackageKit vulnerable to TOCTOU Race on Transaction Flags leads to arbitrary package installation as root. CVE-2026-41651...

CVE-2026-46159

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix btrfsioctlspaceinfo slotcount TOCTOU which can lead to info-leak btrfsioctlspaceinfo has a TOCTOU race between two passes over the block group RAID type lists. The first pass counts entries to determine the allocation...

CVE-2026-44469

The affected product extracts installation files to a temporary directory with incorrect default permissions during administrative installation. A low-privileged local attacker can exploit a TOCTOU race condition with a practical time window to replace verified files with malicious ones before...

CVE-2026-45675

Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.9.0, the LDAP and OAuth authentication flows use a TOCTOU Time-of-Check-Time-of-Use pattern for first-user admin role assignment. The regular signup handler signuphandler in auths.py, lin...

CVE-2026-43529

OpenClaw before 2026.4.10 has a time-of-check-time-of-use (TOCTOU) race condition in validateScriptFileForShellBleed that lets a local attacker with workspace write access bypass workspace boundary checks. The attacker can race-condition the target file swap between validation and preflight read,...

CVE-2026-35355

The install utility in uutils coreutils is vulnerable to a Time-of-Check to Time-of-Use TOCTOU race condition during file installation. The implementation unlinks an existing destination file and then recreates it using a path-based operation without the OEXCL flag. A local attacker can exploit t...

CVE-2026-27456

util-linux is a random collection of Linux utilities. Prior to version 2.41.4, a TOCTOU Time-of-Check-Time-of-Use vulnerability has been identified in the SUID binary /usr/bin/mount from util-linux. The mount binary, when setting up loop devices, validates the source file path with user privilege...

CVE-2026-25704

A flaw was found in cosmic-greeter. This vulnerability is a Time-of-check Time-of-use TOCTOU race condition, which occurs when an application checks for a condition and then uses the result of that check, but the condition changes between the check and the use. A local attacker can exploit this...

CVE-2026-23369

A flaw was found in the Linux kernel's i2c i801 driver. Under rare circumstances, multiple udev threads can concurrently access the i801acpiiohandler during system boot. This can lead to a null pointer dereference when the i2clockbus attempts to use an unregistered memory area. A local attacker...

BIT-GRAFANA-2026-21725 Authorization Bypass via TOCTOU in Grafana Datasource Deletion by Name

A time-of-create-to-time-of-use TOCTOU vulnerability lets recently deleted-then-recreated data sources be re-deleted without permission to do so. This requires several very stringent conditions to be met: - The attacker must have admin access to the specific datasource prior to its first deletion...

PT-2026-21901

Name of the Vulnerable Software and Affected Versions Grafana affected versions not specified Description A time-of-create-to-time-of-use TOCTOU issue allows re-deletion of recently deleted and recreated data sources without authorization. The attack requires specific conditions: admin access to...

CVE-2026-25641

SandboxJS has a TOCTOU-like sandbox escape vulnerability: before 0.8.29 there is a mismatch between the validation key and the key used for property access, allowing malicious objects to coerce string keys differently for validation and access. This can enable sandbox escape and potentially remot...

CVE-2026-23988

Rufus is a utility that helps format and create bootable USB flash drives. Versions 4.11 and below contain a race condition TOCTOU in src/net.c during the creation, validation, and execution of the Fido PowerShell script. Since Rufus runs with elevated privileges Administrator but writes the scri...

SUSE CVE-2025-71111

In the Linux kernel, the following vulnerability has been resolved: hwmon: w83791d Convert macros to functions to avoid TOCTOU The macro FANFROMREG evaluates its arguments multiple times. When used in lockless contexts involving shared driver data, this leads to Time-of-Check to Time-of-Use TOCTO...

CVE-2026-22820

Outray openSource ngrok alternative. Prior to 0.1.5, a TOCTOU race condition vulnerability allows a user to exceed the set number of active tunnels in their subscription plan. This vulnerability is fixed in 0.1.5...