Linux

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

Debian 12 — manuskript — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 October 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-35196 Upstream summary: Manuskript through 0.12.0 allows remote attackers to execute arbitrary code via a crafted settings.pickle file in a project file, because there is insecure deserialization via […]

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Debian 12 — network-manager-ssh — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — network-manager-ssh — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 October 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-9355 Upstream summary: danfruehauf NetworkManager-ssh before 1.2.11 allows privilege escalation because extra options are mishandled. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Ubuntu 20.04 — linux-gke-5.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-gke-5.15 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 October 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6311-1 Related CVEs: CVE-2022-4269 CVE-2022-48502 CVE-2023-0597 CVE-2023-1611 CVE-2023-1855 CVE-2023-1990 CVE-2023-2002 CVE-2023-2124  +12 more Upstream summary: William Zhao discovered that the Traffic Control (TC) subsystem in the Linux kernel did not […]

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Ubuntu 22.04 — heat — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — heat — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 October 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6293-1 Related CVEs: CVE-2023-1625 Upstream summary: It was discovered that OpenStack Heat incorrectly handled certain hidden parameter values. A remote authenticated user could possibly use this issue to obtain sensitive […]

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Ubuntu 18.04 — libjettison-java — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libjettison-java — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 October 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6179-1 Related CVEs: CVE-2023-1436 CVE-2022-40149 CVE-2022-40150 CVE-2022-45685 CVE-2022-45693 Upstream summary: It was discovered that Jettison incorrectly handled certain inputs. If a user or an automated system were tricked into opening […]

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Alpine Linux 3.18 — giflib — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — giflib — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 5.2.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — giflib 5.2.2-r0 Related CVEs: CVE-2023-39742 CVE-2023-48161 CVE-2021-40633 CVE-2022-28506 Upstream summary: Alpine main repository for vv3.18 ships giflib 5.2.2-r0 which addresses CVE-2023-39742. Table of contents Symptom […]

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Oracle Linux 9 — grub2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — grub2 — vulnerability — patch and remediation guide (ELSA-2022-9596)

🟠 High   ⏱ 15–60 min  Last verified: 17 October 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9596 Related CVEs: CVE-2021-3695 CVE-2022-28735 CVE-2021-3696 CVE-2022-28734 CVE-2021-3697 CVE-2022-28736 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Alpine Linux 3.18 — neovim — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — neovim — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.3.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — neovim 0.3.6-r0 Related CVEs: CVE-2019-12735 CVE-2017-5953 CVE-2017-6349 CVE-2017-6350 CVE-2016-1248 Upstream summary: Alpine community repository for vv3.18 ships neovim 0.3.6-r0 which addresses CVE-2019-12735. Table of contents […]

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Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2023-0463)

🟠 High   ⏱ 15–60 min  Last verified: 17 October 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0463 Related CVEs: CVE-2023-23599 CVE-2022-46871 CVE-2023-23598 CVE-2023-23603 CVE-2023-23601 CVE-2022-46877 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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