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LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 Golang Significant Patch ELSA-2026-10220

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Oracle Linux 9 buildah Important Update ELSA-2026-10135 CVE-2026-34986

The following updated rpms for Oracle Linux 9 have been uploaded to the Unbreakable Linux Network:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian 11 DLA-4549-1 Thunderbird Critical Arbitrary Code Threat

Multiple security issues were discovered in Thunderbird, which could result in the execution of arbitrary code. For Debian 11 bullseye, these problems have bee…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Alerts

Debian LTS DLA-4548-1 Update Distro-Info-Data EoL Information

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Ubuntu 22.04 LTS USN-8180-5 linux-ibm Critical Security Flaws

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Understanding Log Management and Analysis Tools for Linux Systems

Every time something happens on a computer''a user logs in, a program crashes, or a hacker tries to guess a password''the system writes it down. These "notes" …

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Why Linux Logging Fails: Detection Gaps in Real-World Systems

If you spend enough time looking at a monitoring dashboard, you start to see a comforting pattern. Green lights mean the servers are up, the logs are flowing, …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 18.04 LTS USN-8201-1 linux-azure-5.4 Critical DoS Priv Escalation

Several security issues were fixed in the Linux kernel.

Linux Azure

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 20.04 Security Notice USN-8200-2 Kernel Issues Important Threats

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Ubuntu 22.04 21.10 Kernel Severe Network Management Errors USN-8300-1

Several security issues were fixed in the Linux kernel.

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles Breaches & leaks

Lateral Movement Detection Strategies for Linux Systems

Moving through a network is like using a master key. If you have the key, you do not need to break any windows. On Linux, attackers usually do not "hack" their…

Linux Windows

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Debian 11 PackageKit Important Privilege Escalation DLA-4545-1

Maik Schaefer discovered that a TOCTOU race condition in PackageKit (a package management service over a DBus interface) could result in local privilege escala…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Breaches & leaks

Debian 11 bullseye xdg-dbus-proxy Moderate Info Leak DLA-4542-1

It was discovered that incorrect parsing of policy rules in the xdg-dbus-proxy (a filtering proxy for D-Bus connections) allowed the bypass of eavesdrop restri…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Podman Important Patch 2026-1508-1 for Security Integrity

# Security update for podman Announcement ID: SUSE-SU-2026:1508-1 Release Date: 2026-04-21T06:27:09Z Rating: important References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 opam Important Directory Traversal Fix DLA-4541-1 CVE-2026-41082

Andrew Nesbitt discovered that .install file directives were insufficiently restricted in OPAM, a package manager for OCaml. This could result in directory tra…

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

Debian 11 MuPDF Critical Denial of Service Vulnerability DLA-4540-1

Yarden Porat found a heap-based buffer overwrite in MuPDF, a lightweight PDF viewer, which may result in denial of service or the execution of arbitrary code i…

Linux

LinuxSecurity - Security Articles
LinuxSecurity - Security Articles

Boost Linux Security Through Clear and Readable Coding Practices

There is a certain culture in Linux spaces that rewards cleverness. Tight one-liners, dense pipelines, scripts that do a lot in very few characters, and to be …

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

SUSE HPC 15 SP4 Rootlesskit Essential Update Notice 2026-1493-1

# Security update for rootlesskit Announcement ID: SUSE-SU-2026:1493-1 Release Date: 2026-04-20T15:58:01Z Rating: important References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

SUSE Linux Environment Rootlesskit Significant Update SUSE-SU-2026-1623-5

# Security update for rootlesskit Announcement ID: SUSE-SU-2026:1494-1 Release Date: 2026-04-20T15:58:21Z Rating: important References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

Important Update 2026-1495-1 for SUSE Linux Enterprise Server 15 SP6 LTSS

# Security update for containerd Announcement ID: SUSE-SU-2026:1495-1 Release Date: 2026-04-20T16:00:19Z Rating: important References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Linux 15-SP7 Container-SUSEConnect Important Patch 2026-1484-1

# Security update for container-suseconnect Announcement ID: SUSE-SU-2026:1484-1 Release Date: 2026-04-20T13:35:38Z Rating: important References:

Linux Docker

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories

SUSE Linux Enterprise cosign Important Update 2026-1486-1

# Security update for cosign Announcement ID: SUSE-SU-2026:1486-1 Release Date: 2026-04-20T15:51:24Z Rating: important References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Linux Runc Security Vulnerability Advisory 2026-1487-1 Details

# Security update for runc Announcement ID: SUSE-SU-2026:1487-1 Release Date: 2026-04-20T15:53:00Z Rating: important References:

Linux

LinuxSecurity - Security Advisories
LinuxSecurity - Security Advisories Vulnerabilities

SUSE Linux 15 SP7 Security Update for Rekor CVE-2026-1488-1 Release

# Security update for rekor Announcement ID: SUSE-SU-2026:1488-1 Release Date: 2026-04-20T15:54:29Z Rating: important References:

Linux