Package Management

Ubuntu 24.04 — rustc-1.79 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — rustc-1.79 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8168-1 Related CVEs: CVE-2026-33056 Upstream summary: It was discovered that tar-rs embedded in rustc incorrectly handled symlinks when unpacking a tar archive. If a user or automated system were tricked […]

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Ubuntu 18.04 — inetutils — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — inetutils — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7992-2 Related CVEs: CVE-2026-24061 CVE-2023-40303 CVE-2020-10188 CVE-2022-39028 CVE-2019-0053 CVE-2021-40491 Upstream summary: USN-7992-1 fixed vulnerabilities in telnetd in Inetutils. This update provides the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 […]

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Ubuntu 22.04 — lcms2 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — lcms2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8209-1 Related CVEs: CVE-2026-41254 Upstream summary: It was discovered that Little CMS incorrectly handled certain malformed ICC profiles. An attacker could use this issue to cause Little CMS to crash, […]

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Alpine Linux 3.19 — libtpms — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — libtpms — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.9.7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libtpms 0.9.7-r0 Related CVEs: CVE-2025-49133 Upstream summary: Alpine community repository for vv3.19 ships libtpms 0.9.7-r0 which addresses CVE-2025-49133. Table of contents Symptom & Impact Environment […]

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SLES 16 — libcacard0 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libcacard0 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:1058-1 (see also SUSE bugzilla) Related CVEs: CVE-2017-6414 Upstream summary: Memory leak in the vcard_apdu_new function in card_7816.c in libcacard before 2.5.3 allows local guest OS users to cause a denial of […]

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SLES 16 — rhino — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — rhino — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:4390-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-66453 Upstream summary: Rhino is an open-source implementation of JavaScript written entirely in Java. Prior to 1.8.1, 1.7.15.1, and 1.7.14.1, when an application passed an […]

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Windows Server 2019 — KB5089549 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5089549 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5089549 • MSRC update-guide entry Related CVEs: CVE-2026-35421 CVE-2026-32161 CVE-2026-40403 CVE-2026-21530 CVE-2026-33834 CVE-2026-33839 CVE-2026-34329 CVE-2026-34330  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Heap-based buffer overflow in Windows […]

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SLES 16 — velocity — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — velocity — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:0800-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-13936 Upstream summary: An attacker that is able to modify Velocity templates may execute arbitrary Java code or run arbitrary system commands with the same […]

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How to Configure SELinux Booleans for Custom Apps on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure SELinux Booleans for Custom Apps on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying configure selinux booleans for custom apps both straightforward and auditable. This tutorial covers the complete procedure for how to Configure SELinux Booleans for Custom Apps on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]

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Oracle Linux 9 — java-1.8.0-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — java-1.8.0-openjdk — vulnerability — patch and remediation guide (ELSA-2025-18815)

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-18815 Related CVEs: CVE-2025-53066 CVE-2025-53057 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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