Linux

Ubuntu 20.04 — raptor2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — raptor2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 6 February 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7316-1 Related CVEs: CVE-2020-25713 CVE-2024-57822 CVE-2024-57823 CVE-2017-18926 Upstream summary: It was discovered that Raptor incorrectly handled memory operations when processing certain input files. A remote attacker could possibly use this […]

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SLES 15 — ruby2.5-rubygem-actionpack — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ruby2.5-rubygem-actionpack — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 February 2024 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:0442-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-22792 CVE-2023-22795 CVE-2021-22904 CVE-2021-22885 CVE-2024-47887 CVE-2023-28362 CVE-2022-23633 Upstream summary: A regular expression based DoS vulnerability in Action Dispatch <6.0.6.1,< 6.1.7.1, and <7.0.4.1. Specially crafted cookies, […]

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Oracle Linux 9 — buildah — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — buildah — vulnerability — patch and remediation guide (ELSA-2024-4371)

🟠 High   ⏱ 15–60 min  Last verified: 6 February 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4371 Related CVEs: CVE-2024-1394 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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openSUSE Leap 15.5 — gstreamer-plugins-ugly — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — gstreamer-plugins-ugly — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:3222-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-38103 CVE-2023-38104 Upstream summary: GStreamer RealMedia File Parsing Integer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on […]

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How to Install VictoriaMetrics as a Prometheus Alternative on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install VictoriaMetrics as a Prometheus Alternative on RHEL 9

VictoriaMetrics is a high-performance, open-source time-series database and monitoring solution that is fully compatible with the Prometheus query API. It offers significantly better data compression, faster ingestion rates, and lower memory consumption compared to Prometheus, making it an attractive choice for large or long-retention deployments. On RHEL 9 you can run VictoriaMetrics as a drop-in […]

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openSUSE Tumbleweed — rear — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — rear — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:0135-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-23301 Upstream summary: Relax-and-Recover (aka ReaR) through 2.7 creates a world-readable initrd when using GRUB_RESCUE=y. This allows local attackers to gain access to system secrets […]

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Alpine Linux 3.19 — pcre2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — pcre2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 10.41-r0 📖 ~4 min read  •  Source: Alpine secdb entry — pcre2 10.41-r0 Related CVEs: CVE-2022-41409 CVE-2022-1586 CVE-2022-1587 Upstream summary: Alpine main repository for vv3.19 ships pcre2 10.41-r0 which addresses CVE-2022-41409. Table of contents Symptom & […]

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Debian 12 — sendmail — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — sendmail — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-0906 CVE-2002-1165 CVE-2002-1337 CVE-2002-1827 CVE-2002-2261 CVE-2003-0161 CVE-2003-0308 CVE-2003-0681  +11 more Upstream summary: Buffer overflow in Sendmail before 8.12.5, when configured to use a custom DNS map to query […]

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Debian 12 — ruby-omniauth — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-omniauth — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-9284 CVE-2017-18076 CVE-2020-36599 Upstream summary: The request phase of the OmniAuth Ruby gem (1.9.1 and earlier) is vulnerable to Cross-Site Request Forgery when used as part of the […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 4.2.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — kpmcore 4.2.0-r0 Related CVEs: CVE-2020-27187 Upstream summary: Alpine community repository for vv3.19 ships kpmcore 4.2.0-r0 which addresses CVE-2020-27187. Table of contents Symptom & Impact Environment […]

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