Related Threat Clusters
-
Critical Ubuntu Snap Flaw Allows Local Privilege Escalation
A local privilege escalation vulnerability, tracked as CVE-2026-3888, has been identified in default installations of Ubuntu Desktop 24.04 and later. Discovered by Qualys, the flaw arises from an unintended interaction…
11 articles · Updated March 18, 2026 -
Critical Denial of Service Vulnerability in .NET on Ubuntu Systems
A critical vulnerability has been identified in .NET affecting multiple versions of Ubuntu, including 26.04 LTS and earlier releases. Discovered by Muhammad Abdul Rehman, the flaw allows specially crafted network…
2 articles · Updated May 25, 2026 -
Multiple Vulnerabilities Found in MariaDB Affecting Security
On July 14, 2026, multiple vulnerabilities in MariaDB were disclosed, impacting systems using the mariadb-server package. Key issues include improper validation during State Snapshot Transfers (CVE-2026-44168),…
2 articles · Updated July 14, 2026 -
Multiple Linux Kernel Vulnerabilities Discovered Affecting Various Subsystems
A series of vulnerabilities in the Linux kernel have been identified, with significant risks posed to systems running affected versions. Notably, CVE-2025-27558 allows attackers to inject packets due to improper…
104 articles · Updated August 12, 2026 -
Critical Dogtag PKI Vulnerability in Ubuntu Allows Unauthorized Certificate Renewal
A critical security vulnerability has been identified in Dogtag PKI affecting Ubuntu 20.04 LTS and 18.04 LTS. Discovered by Fraser Tweedale and Geetika Kapoor, this flaw allows attackers to renew compromised…
2 articles · Updated April 8, 2026 -
Critical Exim Vulnerabilities in Ubuntu Affecting Remote Code Execution
Multiple critical vulnerabilities have been identified in Exim, a mail transport agent used in various Ubuntu releases. The affected versions include Ubuntu 22.04 LTS, 24.04 LTS, 25.10, and 26.04 LTS. The…
16 articles · Updated May 4, 2026 -
Critical Code Execution Vulnerability in Swish-e Affects Multiple Ubuntu Releases
A critical security vulnerability has been identified in Swish-e, affecting multiple versions of Ubuntu, including 26.04 LTS and earlier releases down to 16.04 LTS. The vulnerability, linked to Expat handling certain…
4 articles · Updated May 7, 2026 -
Critical Vulnerability in HTML-Parser Exposes Sensitive Information
A critical vulnerability has been identified in the HTML-Parser library used in various Ubuntu versions. The flaw arises from improper handling of entity references, allowing attackers to potentially access sensitive…
2 articles · Updated July 22, 2026 -
Critical SPIP Vulnerabilities Discovered in Ubuntu 16.04 LTS
Multiple vulnerabilities have been identified in the SPIP website engine affecting Ubuntu 16.04 LTS and its derivatives. These vulnerabilities include cross site scripting (CVE-2022-28959), PHP injection…
2 articles · Updated April 6, 2026 -
Critical CUPS Vulnerabilities Affecting Multiple Ubuntu Releases
Multiple vulnerabilities have been identified in the Common UNIX Printing System (CUPS) affecting several Ubuntu releases, including 26.04 LTS, 25.10, 24.04 LTS, and 22.04 LTS. Key vulnerabilities include unauthorized…
4 articles · Updated June 8, 2026
Recent Intelligence Reports
- USN-8701-1: UDisks vulnerability — Ubuntu · August 31, 2026
- USN-8700-1: MySQL vulnerabilities — Ubuntu · August 31, 2026
- USN-8675-1: Perl vulnerabilities — Ubuntu · August 25, 2026
- USN-8650-1: Cap'n Proto vulnerabilities — Ubuntu · August 19, 2026
- USN-8631-2: Linux kernel (Oracle) vulnerabilities — Ubuntu · August 13, 2026
- USN-8630-2: Linux kernel vulnerabilities — Ubuntu · August 13, 2026
- Ubuntu 22.04 LTS Linux Kernel Critical Network Vulnerability USN-8631 — Linuxsecurity · August 12, 2026
- USN-8613-1: FreeIPMI vulnerabilities — Ubuntu · July 27, 2026