CVE-2026-4878 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,...

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,...

EUVD-2026-20910

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

CVE-2026-4878 is a libcap TOCTOU race condition in cap_set_file() that could let a local attacker with write access to a parent directory inject or strip capabilities from executables, enabling privilege escalation. The connected advisories cite a fix in libcap (openSUSE openSUSE-SU-2026:20613-1;...

CVE-2026-4878 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,...

CVE-2026-4878: Time-of-check Time-of-use (TOCTOU) Race Condition

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,...

libcap 安全漏洞

Libcap is a set of network packet capture functions developed by Michael Kerrisk. Libcap has a security vulnerability, which stems from a race condition in the capsetfile function, potentially leading to privilege escalation...

PT-2026-31625

Name of the Vulnerable Software and Affected Versions libcap affected versions not specified Description A flaw exists in libcap where a local unprivileged user can exploit a Time-of-check-to-time-of-use TOCTOU race condition in the cap set file function. This allows an attacker with write access...

NewStart CGSL MAIN 6.06 (SP) : samba Multiple Vulnerabilities (NS-SA-2026-0007)

The remote NewStart CGSL host, running version MAIN 6.06 SP, has samba packages installed that are affected by multiple vulnerabilities: - The Samba vfsfruit module uses extended file attributes EA, xattr to provide ...enhanced compatibility with Apple SMB clients and interoperability with a...

Amazon Linux 2023 : captree, libcap, libcap-devel (ALAS2023-2026-1389)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1389 advisory. net/http: memory exhaustion in Request.ParseForm CVE-2025-61726 archive/zip: denial of service when parsing arbitrary ZIP archives CVE-2025-61728 crypto/tls: handshake messages may be processe...

Medium: libcap

Issue Overview: net/http: memory exhaustion in Request.ParseForm CVE-2025-61726 archive/zip: denial of service when parsing arbitrary ZIP archives CVE-2025-61728 crypto/tls: handshake messages may be processed at the incorrect encryption level CVE-2025-61730 crypto/tls: Config.Clone copies...

Huawei EulerOS: Security Advisory for libcap (EulerOS-SA-2026-1177)

The remote host is missing an update for the Huawei EulerOS 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...

Huawei EulerOS: Security Advisory for libcap (EulerOS-SA-2026-1126)

The remote host is missing an update for the Huawei EulerOS 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...

EulerOS Virtualization 2.10.1 : libcap (EulerOS-SA-2026-1126)

According to the versions of the libcap package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : The PAM module pamcap.so of libcap configuration supports group names starting with @, during actual parsing, configurations not...

EulerOS Virtualization 2.10.0 : libcap (EulerOS-SA-2026-1177)

According to the versions of the libcap package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : The PAM module pamcap.so of libcap configuration supports group names starting with @, during actual parsing, configurations not...

MiracleLinux 8 : libcap-2.48-5.el8 (AXSA:2023-6325:01)

The remote MiracleLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-6325:01 advisory. libcap: Integer Overflow in libcapstrdup CVE-2023-2603 libcap: Memory Leak on pthreadcreate Error CVE-2023-2602 Tenable has extracted the preceding...

MiracleLinux 9 : libcap-2.48-9.el9 (AXSA:2023-6399:02)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2023-6399:02 advisory. libcap: Integer Overflow in libcapstrdup CVE-2023-2603 libcap: Memory Leak on pthreadcreate Error CVE-2023-2602 Tenable has extracted the preceding...

MiracleLinux 4 : libcap-2.16-5.5.AXS4 (AXSA:2012-32:01)

The remote MiracleLinux 4 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2012-32:01 advisory. libcap is a library for getting and setting POSIX.1e formerly POSIX 6 draft 15 capabilities. Security issues fixed with this release: CVE-2011-4099 No...

Amazon Linux 2023 : captree, libcap, libcap-devel (ALAS2023-2025-1322)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1322 advisory. crypto/x509: excluded subdomain constraint does not restrict wildcard SANs An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf...