SUSE SLES12 Security Update : libcap (SUSE-SU-2026:1433-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by a vulnerability as referenced in the SUSE- SU-2026:1433-1 advisory. This update for libcap fixes the following issue: - CVE-2026-4878: Address a potential TOCTOU race condition in capsetfile bsc1261809. Tenable has...

SUSE SLED15 / SLES15 Security Update : libcap (SUSE-SU-2026:1432-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:1432-1 advisory. This update for libcap fixes the following issue: - CVE-2026-4878: Address a potential TOCTOU race condition in...

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

Overview github.com/mattermost/mattermost/server/channels/app is a private-cloud Slack alternative Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition in the authentication process. An attacker can gain unauthorized access to multiple authenticated...

OESA-2026-1929 libcap security update

This is a library for getting and setting POSIX.1e formerly POSIX 6 draft 15 capabilities. Security Fixes: 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 t...

Security update for libcap

This update for libcap fixes the following issue: CVE-2026-4878: Address a potential TOCTOU race condition in capsetfile bsc1261809. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch". Alternatively you can run th...

SUSE-SU-2026:1433-1 Security update for libcap

This update for libcap fixes the following issue: - CVE-2026-4878: Address a potential TOCTOU race condition in capsetfile bsc1261809...

Fedora 43 : util-linux (2026-840b40ef4c)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-840b40ef4c advisory. upstream update, fixes security-related bugs CVE-2026-27456 - mount8 TOCTOU symlink attack via loop device. The SUID mount follows symlinks when resolving lo...

Exploit for CVE-2026-1880

CVE-2026-1880 Your browser does not support embedded video...

Half-Moon Cookie: Private, Similarity-Based Blocklisting with TOCTOU-Attack Resilience

Blocklisting is a common technique for preventing the use of known malicious content. However, conventional blocklisting infrastructures require either the blocklist to be public or clients to reveal their queries to the blocklist server. In this work, we introduce a private blocklisting framewor...

Security Bulletin: Vulnerability in filelock affects IBM Netezza Appliance

Summary The filelock package is used by IBM Netezza Appliance . IBM Netezza Appliance has addressed the applicable CVE CVE-2026-22701 Vulnerability Details CVEID:CVE-2026-22701 DESCRIPTION: filelock is a platform-independent file lock for Python. Prior to version 3.20.3, a TOCTOU race condition...

SUSE CVE-2026-4878

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,...

Fedora: Security Advisory (FEDORA-2026-840b40ef4c)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2026-4878

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,...

CVE-2026-4878

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,...

CVE-2026-4878

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,...

CVE-2026-32282 TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix

On Linux, if the target of Root.Chmod is replaced with a symlink while the chmod operation is in progress, Chmod can operate on the target of the symlink, even when the target lies outside the root. The Linux fchmodat syscall silently ignores the ATSYMLINKNOFOLLOW flag, which Root.Chmod uses to...

CVE-2026-32282 TOCTOU permits root escape on Linux via Root.Chmod in os in internal/syscall/unix

On Linux, if the target of Root.Chmod is replaced with a symlink while the chmod operation is in progress, Chmod can operate on the target of the symlink, even when the target lies outside the root. The Linux fchmodat syscall silently ignores the ATSYMLINKNOFOLLOW flag, which Root.Chmod uses to...

CVE-2026-32282

CVE-2026-32282: Root.Chmod can follow symlinks out of the root on Linux. OpenSUSE advisories for go1.25 and go1.26 include this CVE and patch Go to go1.25.9 or go1.26.2 respectively. Impact is limited to cases where a symlink is substituted after an initial check but before the chmod operation; e...

Security Bulletin: TOCTOU Symlink Vulnerability in filelock, affects watsonx.data

Summary filelock versions prior to 3.20.1 are vulnerable to a Time-of-Check-Time-of-Use TOCTOU race condition. Local attackers can exploit this via symlinks to corrupt or truncate arbitrary files during lock creation on Unix, Linux, macOS, and Windows. The issue is fixed in version 3.20.1; partia...

CVE-2026-27456

A flaw was found in util-linux. When an /etc/fstab entry is configured with the user,loop options, the mount program checks the file path with user permissions but later opens it with root privileges. This creates a brief Time-of-Check-Time-of-Use TOCTOU window where an attacker can substitute th...