Linux

How to Set Up Consul Service Mesh on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Set Up Consul Service Mesh on Debian 12

Introduction This guide explains how to Set Up Consul Service Mesh on Debian 12 on Debian 12 Bookworm. Debian Bookworm uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 12 install with […]

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Alpine Linux 3.18 — bison — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — bison — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.7.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — bison 3.7.2-r0 Related CVEs: CVE-2020-24240 CVE-2020-24979 CVE-2020-24980 Upstream summary: Alpine main repository for vv3.18 ships bison 3.7.2-r0 which addresses CVE-2020-24240. Table of contents Symptom & […]

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Debian 12 — libproxy — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libproxy — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-4505 CVE-2012-5580 CVE-2020-25219 CVE-2020-26154 Upstream summary: Heap-based buffer overflow in the px_pac_reload function in lib/pac.c in libproxy 0.2.x and 0.3.x allows remote servers to have an unspecified impact […]

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Amazon Linux 2023 — unzip — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — unzip — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2026-1422 Related CVEs: CVE-2019-13232 CVE-2021-4217 CVE-2022-0529 CVE-2022-0530 Upstream summary: Info-ZIP UnZip 6.0 mishandles the overlapping of files inside a ZIP container, leading to denial of service (resource consumption), aka a […]

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Debian 12 — lua-http — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lua-http — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-4540 Upstream summary: Improper Handling of Exceptional Conditions vulnerability in Daurnimator lua-http library allows Excessive Allocation and a denial of service (DoS) attack to be executed by sending […]

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Debian 12 — kdeplasma-addons — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — kdeplasma-addons — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2120 Upstream summary: The %{password(…)} macro in pastemacroexpander.cpp in the KDE Paste Applet before 4.10.5 in kdeplasma-addons does not properly generate passwords, which allows context-dependent attackers to bypass […]

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Debian 11 — gradle — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gradle — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 September 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-6199 CVE-2019-11065 CVE-2019-15052 CVE-2019-16370 CVE-2021-29428 CVE-2021-29429 CVE-2021-32751 CVE-2023-35946  +5 more Upstream summary: ObjectSocketWrapper.java in Gradle 2.12 allows remote attackers to execute arbitrary code via a crafted serialized object. […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 24 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-1000421 CVE-2017-18120 CVE-2020-19752 CVE-2023-36193 CVE-2023-44821 CVE-2023-46009 Upstream summary: Gifsicle gifview 1.89 and older is vulnerable to a use-after-free in the read_gif function resulting potential code execution Table of […]

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Debian 12 — libelfin — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libelfin — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-24821 CVE-2020-24822 CVE-2020-24823 CVE-2020-24824 CVE-2020-24825 CVE-2020-24826 CVE-2020-24827 CVE-2023-24180 Upstream summary: A vulnerability in the dwarf::cursor::skip_form function of Libelfin v0.3 allows attackers to cause a denial of service (DOS) […]

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Debian 12 — calamares-settings-debian — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — calamares-settings-debian — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 24 September 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13179 Upstream summary: Calamares versions 3.1 through 3.2.10 copies a LUKS encryption keyfile from /crypto_keyfile.bin (mode 0600 owned by root) to /boot within a globally readable initramfs image […]

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