Linux

Debian 12 — feedparser — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — feedparser — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 August 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-5065 CVE-2011-1156 CVE-2011-1157 CVE-2011-1158 CVE-2012-2921 Upstream summary: Cross-site scripting (XSS) vulnerability in feedparser.py in Universal Feed Parser (aka feedparser or python-feedparser) before 5.0 allows remote attackers to inject […]

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Amazon Linux 2023 — zsh — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — zsh — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2023-035 Related CVEs: CVE-2021-45444 Upstream summary: A vulnerability was found in zsh in the parsecolorchar() function of prompt.c file. This flaw allows an attacker to perform code execution if they […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 7 August 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0606 CVE-2004-0451 Upstream summary: sup 1.8 and earlier does not properly create temporary files, which allows local users to overwrite arbitrary files. Table of contents Symptom & Impact […]

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

Debian 12 — ohcount — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 August 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-16926 Upstream summary: Ohcount 3.0.0 is prone to a command injection via specially crafted filenames containing shell metacharacters, which can be exploited by an attacker (providing a source […]

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Ubuntu 20.04 — netatalk — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — netatalk — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 August 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7347-1 Related CVEs: CVE-2024-38439 CVE-2024-38440 CVE-2024-38441 CVE-2022-22995 CVE-2023-42464 CVE-2021-31439 CVE-2022-0194 CVE-2022-23121  +6 more Upstream summary: It was discovered that Netatalk did not properly manage memory under certain circumstances. A remote […]

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Oracle Linux 9 — dotnet6.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — dotnet6.0 — vulnerability — patch and remediation guide (ELSA-2024-0807)

🟠 High   ⏱ 15–60 min  Last verified: 7 August 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0807 Related CVEs: CVE-2024-21404 CVE-2024-21386 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Alpine Linux 3.20 — asterisk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — asterisk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 20.9.3-r1 📖 ~4 min read  •  Source: Alpine secdb entry — asterisk 20.9.3-r1 Related CVEs: CVE-2024-53566 CVE-2024-42491 CVE-2024-42365 CVE-2024-35190 CVE-2023-37457 CVE-2023-49294 CVE-2023-49786 CVE-2021-32558  +12 more Upstream summary: Alpine main repository for vv3.20 ships asterisk 20.9.3-r1 which […]

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Alpine Linux 3.19 — ircii — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — ircii — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 20210314-r0 📖 ~4 min read  •  Source: Alpine secdb entry — ircii 20210314-r0 Related CVEs: CVE-2021-29376 Upstream summary: Alpine community repository for vv3.19 ships ircii 20210314-r0 which addresses CVE-2021-29376. Table of contents Symptom & Impact Environment […]

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openSUSE Leap 15.6 — libonig4 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — libonig4 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2024:2401-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-13225 Upstream summary: A NULL Pointer Dereference in match_at() in regexec.c in Oniguruma 6.9.2 allows attackers to potentially cause denial of service by providing […]

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

Alpine Linux 3.18 — apache-ant — 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 1.10.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — apache-ant 1.10.9-r0 Related CVEs: CVE-2020-11979 CVE-2020-1945 CVE-2021-36373 CVE-2021-36374 Upstream summary: Alpine community repository for vv3.18 ships apache-ant 1.10.9-r0 which addresses CVE-2020-11979. Table of contents Symptom […]

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