Package Management

AlmaLinux 8 — diffutils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — diffutils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:1853 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 13 — py34-pygments — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py34-pygments — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pygments — shell injection vulnerability Related CVEs: CVE-2015-8557 Upstream summary: NVD reports: The FontManager._get_nix_font_path function in formatters/img.py in Pygments 1.2.2 through 2.0.2 allows remote attackers to execute arbitrary commands via […]

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FreeBSD 13 — torcs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — torcs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: plib — remote code execution via buffer overflow Related CVEs: CVE-2010-3384 CVE-2011-4620 Upstream summary: Secunia reports: A vulnerability has been discovered in PLIB, which can be exploited by malicious people […]

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AlmaLinux 8 — openjpeg2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — openjpeg2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4251 Related CVEs: CVE-2018-20845 CVE-2018-20847 CVE-2018-5727 CVE-2018-5785 CVE-2019-12973 CVE-2020-15389 CVE-2020-27814 CVE-2020-27823  +7 more Upstream summary: OpenJPEG is an open source library for reading and writing image files in JPEG2000 format. The following […]

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How to Configure AppArmor Enforcement on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure AppArmor Enforcement on SLES 12

Introduction This tutorial covers How to Configure AppArmor Enforcement on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Check AppArmor Status systemctl status apparmor aa-status Step 2 […]

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Oracle Linux 8 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel — security and stability fixes — required update (ELSA-2021-0003)

🟠 High   ⏱ 15–60 min  Last verified: 12 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0003 Related CVEs: CVE-2020-25211 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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AlmaLinux 8 — libsepol — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libsepol — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4513 Related CVEs: CVE-2021-36084 CVE-2021-36085 CVE-2021-36086 CVE-2021-36087 Upstream summary: The libsepol library provides an API for the manipulation of SELinux binary policies. It is used by checkpolicy (the policy compiler) and similar […]

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FreeBSD 13 — eggdrop — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — eggdrop — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: eggdrop — denial of service vulnerability Related CVEs: CVE-2009-1789 Upstream summary: Secunia reports: The vulnerability is caused due to an error in the processing of private messages within the server […]

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Debian 11 — lmbench — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lmbench — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4968 Upstream summary: The (1) rccs and (2) STUFF scripts in lmbench 3.0-a7 allow local users to overwrite arbitrary files via a symlink attack on a /tmp/sdiff.##### temporary […]

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Debian 11 — kile — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — kile — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-6085 Upstream summary: Kile before 1.9.3 does not assign a backup file the same permissions as the original file, which might allow local users to obtain sensitive information. […]

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