CVE-2026-29518

Rsync versions before 3.4.3 contain a time-of-check to time-of-use TOCTOU race condition in daemon file handling that allows attackers to redirect file writes outside intended directories by replacing parent directory components with symbolic links. Attackers with write access to a module path ca...

PackageKit: race condition vulnerability leads to arbitrary package installation as root

A flaw was found in PackageKit. A time-of-check time-of-use TOCTOU race condition on transaction flags allows unprivileged users to install packages as root, resulting in a local privilege escalation...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: A use-after-free issue in drmgetunique has been fixed. There is a time-of-check-to-time-of-use error in drmgetunique, caused by retrieving fpriv-master before locking the device’s master mutex. An example of this error can b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the issue of loading the RxGK token to check bounds. The rxrpcpreparsexdryfsrxgk function reads the raw key length and ticket length from the XDR token as u32 values. It then rounds up each value by 4 before using th...

Astra Linux – Vulnerability in Shadow

Shadow: TOCTOU time-of-check time-of-use race condition when copying and removing directory trees...

Astra Linux – Vulnerability in PostgresSQL 11

The Time-of-Check Time-of-Use TOCTOU race condition in pgdump in PostgreSQL allows an object creator to execute arbitrary SQL functions while the user running pgdump is a superuser. The attack involves replacing another relation type with a view or foreign table. The attack requires waiting for...

Astra Linux – Vulnerability in Linux 5.10

There is a vulnerability related to time-of-check to time-of-use issues in the iouringsubsystem’s IORINGOPCLOSE operation in the Linux kernel versions 5.6 to 5.11 inclusive. This vulnerability allows a local user to elevate their privileges to root. Introduced in the version...

libcap: libcap: Privilege escalation via TOCTOU race condition in cap_set_file()

A flaw was found in libcap. A local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the capsetfile function. This allows an attacker with write access to a parent directory to redirect file capability updates to an attacker-controlled file. By doing so,...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition via the timing window between path resolution and syscall execution in operations such as chmod, lchown, utimes, rename, unlink, mkdir, symlink, mknod, link, rmdir, and lstat. An attacker...

RLSA-2026:19346 Important: libcap security update

Libcap is a library for getting and setting POSIX.1e formerly POSIX 6 draft 15 capabilities. Security Fixes: libcap: libcap: Privilege escalation via TOCTOU race condition in capsetfile CVE-2026-4878 For more details about the security issues, including the impact, a CVSS score, acknowledgments,...

CVE-2026-29518

Rsync versions before 3.4.3 contain a time-of-check to time-of-use TOCTOU race condition in daemon file handling that allows attackers to redirect file writes outside intended directories by replacing parent directory components with symbolic links. Attackers with write access to a module path ca...

Linux Distros Unpatched Vulnerability : CVE-2026-43433

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: rustbinder: avoid reading the written value in offsets array When sending a transaction, its...

UBUNTU-CVE-2026-29518

Rsync versions before 3.4.3 contain a time-of-check to time-of-use TOCTOU race condition in daemon file handling that allows attackers to redirect file writes outside intended directories by replacing parent directory components with symbolic links. Attackers with write access to a module path ca...

PackageKit: race condition vulnerability leads to arbitrary package installation as root

A flaw was found in PackageKit. A time-of-check time-of-use TOCTOU race condition on transaction flags allows unprivileged users to install packages as root, resulting in a local privilege escalation...

PackageKit: race condition vulnerability leads to arbitrary package installation as root

A flaw was found in PackageKit. A time-of-check time-of-use TOCTOU race condition on transaction flags allows unprivileged users to install packages as root, resulting in a local privilege escalation...

Security Bulletin: NVIDIA GPU Display Drivers - May 2026

NVIDIA has released a software security update for NVIDIA GPU Display Driver to address the issues that are disclosed in this bulletin. To protect your system, download and install this software update through the NVIDIA Driver Downloads page or, for the vGPU software and Cloud Gaming updates,...

ALSA-2026:19130 Important: libcap security update

Libcap is a library for getting and setting POSIX.1e formerly POSIX 6 draft 15 capabilities. Security Fixes: libcap: libcap: Privilege escalation via TOCTOU race condition in capsetfile CVE-2026-4878 For more details about the security issues, including the impact, a CVSS score, acknowledgments,...

VMware Fusion 25H2 < 26H1 Local Privilege Escalation (VMSA-2026-0003)

The version of VMware Fusion installed on the remote macOS host is 25H2 prior to 26H1. It is, therefore, affected by a vulnerability: - VMware Fusion contains a TOCTOU Time-of-check Time-of-use vulnerability that occurs during an operation performed by a SETUID binary. A malicious actor with loca...

PackageKit: race condition vulnerability leads to arbitrary package installation as root

A flaw was found in PackageKit. A time-of-check time-of-use TOCTOU race condition on transaction flags allows unprivileged users to install packages as root, resulting in a local privilege escalation...

PackageKit: race condition vulnerability leads to arbitrary package installation as root

A flaw was found in PackageKit. A time-of-check time-of-use TOCTOU race condition on transaction flags allows unprivileged users to install packages as root, resulting in a local privilege escalation...