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, he 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, line...

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...

echidna-credit-union-race-CTF

NOISYECHIDNA — Race Condition CTF This repository implements...

YtGrabber-TUI 安全漏洞

YtGrabber-TUI is the interface of a software by the individual developer of Женя Бородин. A security vulnerability exists in YtGrabber-TUI version 1.0, which stems from a TOCTOU competition condition during the creation of the default configuration file config.json, which could lead to arbitrary...

PT-2025-30881

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s DRM/Exynos subsystem, specifically within the exynos7 drm decon driver. A race condition can occur during boot if another console device such as a TTY...

rpm: TOCTOU race in checks for unsafe symlinks

A race condition vulnerability was found in rpm. A local unprivileged user could use this flaw to bypass the checks that were introduced in response to CVE-2017-7500 and CVE-2017-7501, potentially gaining root privileges. The highest threat from this vulnerability is to data confidentiality and...

CVE-2022-31636

Potential time-of-check to time-of-use TOCTOU vulnerabilities have been identified in the BIOS for certain HP PC products, which might allow arbitrary code execution, escalation of privilege, denial of service, and information disclosure...

CVE-2022-32953

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. DMA attacks on the SdHostDriver buffer used by SMM and non-SMM code could cause TOCTOU race-condition issues that could lead to corruption of SMRAM and escalation of privileges. This attack can be mitigated by using IOMMU...