Linux

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

Debian 11 — kgb — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-1192 Upstream summary: Absolute path traversal vulnerability in kgb 1.0b4 allows remote attackers to write to arbitrary files via a full pathname in a crafted archive. Table of […]

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SLES 12 — linuxptp — vulnerability — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — linuxptp — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 November 2021 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:2443-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-3570 Upstream summary: A flaw was found in the ptp4l program of the linuxptp package. A missing length check when forwarding a PTP message between […]

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Arch Linux — consul — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — consul — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202107-69 Related CVEs: CVE-2021-36213 CVE-2021-32574 Upstream summary: Type: multiple issues. Status: Fixed. Affected: 1.9.7-1. Fixed in: 1.9.8-1. Group: AVG-2171. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — redis:5 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — redis:5 — vulnerability — patch and remediation guide (ELSA-2021-3918)

🟠 High   ⏱ 15–60 min  Last verified: 26 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-3918 Related CVEs: CVE-2021-32628 CVE-2021-32687 CVE-2021-32627 CVE-2021-32675 CVE-2021-41099 CVE-2021-32626 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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AlmaLinux 8 — gcc-toolset-9-gdb — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — gcc-toolset-9-gdb — 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-2019:3457 Upstream summary: GCC Toolset is a compiler toolset that provides recent versions of development tools. GCC Toolset is an Application Stream packaged as a Software Collection. This enhancement update adds the […]

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

AlmaLinux 8 — autogen — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2020:4672 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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Debian 11 — halibut — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — halibut — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-42612 CVE-2021-42613 CVE-2021-42614 Upstream summary: A use after free in cleanup_index in index.c in Halibut 1.2 allows an attacker to cause a segmentation fault or possibly have other […]

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

Debian 11 — msmtp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-8337 Upstream summary: In msmtp 1.8.2 and mpop 1.4.3, when tls_trust_file has its default configuration, certificate-verification results are not properly checked. Table of contents Symptom & Impact Environment […]

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

Debian 11 — libquazip — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-1002209 Upstream summary: QuaZIP before 0.7.6 is vulnerable to directory traversal, allowing attackers to write to arbitrary files via a ../ (dot dot slash) in a Zip archive […]

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Alpine Linux edge — perl-net-netmask — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — perl-net-netmask — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.0000-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-net-netmask 2.0000-r0 Related CVEs: CVE-2021-29424 Upstream summary: Alpine community repository for vedge ships perl-net-netmask 2.0000-r0 which addresses CVE-2021-29424. Table of contents Symptom & Impact Environment […]

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