Common Problems

Amazon Linux 2 — kernel-livepatch-5.10.118-111.515 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — kernel-livepatch-5.10.118-111.515 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2LIVEPATCH-2022-089 Related CVEs: CVE-2022-34918 CVE-2022-1966 Upstream summary: A heap buffer overflow flaw was found in the Linux kernel's Netfilter subsystem in the way a user provides incorrect input of the […]

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

Debian 12 — rox — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 June 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1956 Upstream summary: ROX Filer 1.1.9 and 1.2 is installed with world writable permissions, which allows local users to write to arbitrary files. Table of contents Symptom & […]

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Debian 11 — lua-http — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lua-http — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 June 2023 Affected versions: Debian 11 (bullseye) 📖 ~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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openSUSE Tumbleweed — rxvt-unicode — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — rxvt-unicode — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2023:0306-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-4170 CVE-2021-33477 CVE-2008-1142 CVE-2014-3121 CVE-2017-7483 Upstream summary: The rxvt-unicode package is vulnerable to a remote code execution, in the Perl background extension, when an attacker […]

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NetBSD 9.4 — libgit2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libgit2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2020-12278 CVE-2020-12279 CVE-2016-10129 CVE-2016-10130 CVE-2016-10128 CVE-2018-10887 CVE-2018-10888 CVE-2019-1351  +7 more Upstream summary: pkgsrc audit-packages flagged libgit2<0.99.0 for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-12278 Table of contents Symptom & Impact Environment […]

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Ubuntu 22.04 — ruby-rmagick — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ruby-rmagick — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 June 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6960-1 Related CVEs: CVE-2023-5349 Upstream summary: Nick Browning discovered that RMagick incorrectly handled memory under certain operations. An attacker could possibly use this issue to cause a denial of service […]

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Alpine Linux 3.18 — polkit — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — polkit — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.120-r2 📖 ~4 min read  •  Source: Alpine secdb entry — polkit 0.120-r2 Related CVEs: CVE-2021-4034 CVE-2021-3560 Upstream summary: Alpine community repository for vv3.18 ships polkit 0.120-r2 which addresses CVE-2021-4034. Table of contents Symptom & Impact […]

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

Oracle Linux 9 — podman — vulnerability — patch and remediation guide (ELSA-2023-7765)

🟡 Medium   ⏱ 10–30 min  Last verified: 23 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7765 Related CVEs: CVE-2023-39318 CVE-2023-39321 CVE-2023-39322 CVE-2023-29409 CVE-2023-39319 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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