Linux

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.9 — vulnerability — patch and remediation guide (ELSA-2024-6163)

🟡 Medium   ⏱ 10–30 min  Last verified: 4 September 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-6163 Related CVEs: CVE-2024-6923 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 — rekor — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — rekor — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:2515-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-33199 Upstream summary: Rekor's goals are to provide an immutable tamper resistant ledger of metadata generated within a software projects supply chain. A malformed […]

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How to Configure BGP Routing with BIRD on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Configure BGP Routing with BIRD on RHEL 9

BGP (Border Gateway Protocol) is the routing protocol that underpins the internet, exchanging routing information between autonomous systems (ASes). On RHEL 9, BIRD (BIRD Internet Routing Daemon) provides a robust, actively maintained BGP implementation suited for both lab environments and production edge routers. This tutorial walks through installing BIRD 2 on RHEL 9, writing a […]

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Debian 12 — postsrsd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — postsrsd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 September 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35573 CVE-2021-35525 Upstream summary: srs2.c in PostSRSd before 1.10 allows remote attackers to cause a denial of service (CPU consumption) via a long timestamp tag in an SRS […]

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Debian 12 — sqlitedict — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — sqlitedict — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 September 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-35515 Upstream summary: Insecure deserialization in sqlitedict up to v2.1.0 allows attackers to execute arbitrary code. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Alpine Linux 3.20 — brotli — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — brotli — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.0.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — brotli 1.0.9-r0 Related CVEs: CVE-2020-8927 Upstream summary: Alpine main repository for vv3.20 ships brotli 1.0.9-r0 which addresses CVE-2020-8927. Table of contents Symptom & Impact Environment […]

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Debian 12 — python-matrix-nio — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-matrix-nio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 September 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-39254 Upstream summary: matrix-nio is a Python Matrix client library, designed according to sans I/O principles. Prior to version 0.20, when a users requests a room key from […]

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Alpine Linux 3.20 — tor — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — tor — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.4.7.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — tor 0.4.7.8-r0 Related CVEs: CVE-2022-33903 CVE-2021-38385 CVE-2021-28548 CVE-2021-28549 CVE-2021-28550 CVE-2021-28089 CVE-2021-28090 CVE-2020-10592  +5 more Upstream summary: Alpine community repository for vv3.20 ships tor 0.4.7.8-r0 which […]

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Debian 12 — mcollective — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — mcollective — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 September 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0164 CVE-2014-0175 CVE-2014-3248 CVE-2014-3251 CVE-2016-2788 CVE-2017-2292 Upstream summary: openshift-origin-broker-util, as used in Red Hat OpenShift Enterprise 1.2.7 and 2.0.5, uses world-readable permissions for the mcollective client.cfg configuration file, […]

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

Alpine Linux 3.19 — pacman — 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 5.2.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — pacman 5.2.0-r0 Related CVEs: CVE-2019-18183 CVE-2019-18182 CVE-2019-9686 Upstream summary: Alpine community repository for vv3.19 ships pacman 5.2.0-r0 which addresses CVE-2019-18183. Table of contents Symptom & […]

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