Common Problems

FreeBSD 15 — racoon — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — racoon — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: racoon — remote denial-of-service Related CVEs: CVE-2004-0155 CVE-2004-0164 CVE-2004-0183 CVE-2004-0184 CVE-2004-0392 CVE-2004-0403 CVE-2005-0398 Upstream summary: Sebastian Krahmer discovered that the racoon ISAKMP daemon could be crashed with a maliciously crafted […]

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Windows Server 2019 — KB5073696 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5073696 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5073696 • MSRC update-guide entry Related CVEs: CVE-2026-21265 CVE-2026-0386 CVE-2026-20805 CVE-2026-20809 CVE-2026-20816 CVE-2026-20820 CVE-2026-20821 CVE-2026-20824  +12 more Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Windows Secure Boot stores Microsoft […]

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Debian 13 — hiredis — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — hiredis — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-7105 CVE-2021-32765 Upstream summary: async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked. Table of contents Symptom […]

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Debian 13 — snappy-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — snappy-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-43642 Upstream summary: snappy-java is a Java port of the snappy, a fast C++ compresser/decompresser developed by Google. The SnappyInputStream was found to be vulnerable to Denial of Service […]

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

Alpine Linux 3.20 — ruby — 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 3.3.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — ruby 3.3.8-r0 Related CVEs: CVE-2025-27219 CVE-2025-61594 CVE-2024-27282 CVE-2024-27281 CVE-2024-27280 CVE-2023-28755 CVE-2023-28756 CVE-2021-33621  +12 more Upstream summary: Alpine main repository for vv3.20 ships ruby 3.3.8-r0 which […]

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Debian 11 — universal-ctags — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — universal-ctags — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-2641 Upstream summary: A weakness has been identified in universal-ctags ctags up to 6.2.1. The affected element is the function parseExpression/parseExprList of the file parsers/v.c of the component […]

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Debian 13 — allegro4.4 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — allegro4.4 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-36489 Upstream summary: Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon. Table of contents Symptom […]

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Debian 13 — hercules — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — hercules — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3736 Upstream summary: ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other products, attempts to […]

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Debian 13 — icecast2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — icecast2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-1561 CVE-2004-2027 CVE-2005-0837 CVE-2005-0838 CVE-2011-4612 CVE-2014-9018 CVE-2014-9091 CVE-2015-3026  +1 more Upstream summary: Buffer overflow in Icecast 2.0.1 and earlier allows remote attackers to execute arbitrary code via an […]

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Red Hat Enterprise Linux 10 — opencryptoki — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — opencryptoki — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:5917 Related CVEs: CVE-2026-23893 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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