RHSA-2026:42736 Red Hat Security Advisory: acl security update

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RLSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

The vulnerability of the dovecot-acl file in Dovecot and OX Dovecot Pro mail servers, due to access control deficiencies, allows attackers to trigger service interruptions.

The vulnerability of the dovecot-acl file in Dovecot and OX Dovecot Pro mail servers is related to deficiencies in access control. Exploiting this vulnerability can allow a malicious actor to cause service failures...

Oracle Linux 8 : acl (ELSA-2026-43420)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-43420 advisory. 2.4.0-1 - rebase to 2.4.0 to fix the following CVEs: - CVE-2026-54369 - Symlink traversal privilege escalation via libacl functions RHEL-186111 -...

RockyLinux 8 : acl (RLSA-2026:43420)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:43420 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenable...

acl security update

An update is available for acl. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Access Control Lists ACLs are used to define fine-grained discretionary access...

acl security update

An update is available for acl. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Access Control Lists ACLs are used to define fine-grained discretionary access...

Important: Red Hat Security Advisory: acl security update

An update for acl is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

acl: TOCTOU Symlink Traversal via getfacl/setfacl

A time-of-check to time-of-use TOCTOU race condition vulnerability was found in acl. By replacing a pathname component with a symbolic link between a security check and subsequent file operations, an attacker can redirect file access control list operations. This occurs when privileged processes...

RockyLinux 9 : acl (RLSA-2026:42736)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:42736 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenable...

Oracle Linux 10 : acl (ELSA-2026-42739)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-42739 advisory. 2.4.0-1 - rebase to 2.4.0 to fix the following CVEs: - CVE-2026-54369 - Symlink traversal privilege escalation via libacl functions RHEL-186106 -...

AlmaLinux 9 : acl (ALSA-2026:42736)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:42736 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenable...

RHEL 8 : acl (RHSA-2026:43420)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:43420 advisory. Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain t...

RockyLinux 10 : acl (RLSA-2026:42739)

The remote RockyLinux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:42739 advisory. acl: Symlink traversal privilege escalation via libacl functions CVE-2026-54369 acl: TOCTOU Symlink Traversal via getfacl/setfacl CVE-2026-54370 Tenabl...

ALSA-2026:43420 Important: acl security update

Access Control Lists ACLs are used to define fine-grained discretionary access rights for files and directories. The acl packages contain the getfacl and setfacl utilities needed for manipulating access control lists. Security Fixes: acl: Symlink traversal privilege escalation via libacl function...

USN-8581-1: libarchive vulnerabilities

It was discovered that libarchive did not properly manage memory when unpacking certain RAR5 archives, leading to a double free. An attacker could possibly use this issue to cause a denial of service. CVE-2026-14164 It was discovered that libarchive did not properly validate certain tar archives,...

USN-8581-1 libarchive vulnerabilities

It was discovered that libarchive did not properly manage memory when unpacking certain RAR5 archives, leading to a double free. An attacker could possibly use this issue to cause a denial of service. CVE-2026-14164 It was discovered that libarchive did not properly validate certain tar archives,...

Important: Red Hat Security Advisory: acl security update

An update for acl is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

acl: Symlink traversal privilege escalation via libacl functions

A flaw was found in the acl package, specifically within its libacl pathname-based functions. A local attacker could exploit this vulnerability by using a symbolic link to replace a pathname component. This could allow the attacker to redirect access control list ACL read or write operations to...

Important: Red Hat Security Advisory: acl security update

An update for acl is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...