Common Problems

SLES 16 — krb5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — krb5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 11 July 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SA:2008:016 (see also SUSE bugzilla) Related CVEs: CVE-2008-0062 CVE-2008-0948 CVE-2009-4212 CVE-2002-2443 CVE-2007-0957 CVE-2007-2443 CVE-2008-0063 CVE-2009-0846  +12 more Upstream summary: KDC in MIT Kerberos 5 (krb5kdc) does not set a global variable for […]

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Ubuntu 24.04 — linux-gkeop — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — linux-gkeop — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 July 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8278-1 Related CVEs: CVE-2024-50004 CVE-2024-58096 CVE-2024-58097 CVE-2025-37926 CVE-2025-38201 CVE-2025-38591 CVE-2025-40039 CVE-2025-40082  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

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Common Problems 116133

Unattended Upgrades Hold Back Kernel Updates on Ubuntu 26.04 LTS

🟡 Medium   ⏱ 5–30 min  Last verified: 10 July 2026 Affected versions: 26.04 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs […]

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NetBSD 10.0 — p5-CGI-Simple — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — p5-CGI-Simple — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-40927 Upstream summary: pkgsrc audit-packages flagged p5-CGI-Simple<1.113 for vulnerability class 'http-header-injection'. Reference: http://secunia.com/advisories/42460/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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

Amazon Linux 2023 — fetchmail — 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 ALAS2023-2025-1292 Related CVEs: CVE-2025-61962 Upstream summary: In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status code in a malformed context. (CVE-2025-61962) Table of […]

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FreeBSD 15 — shibboleth2-sp — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — shibboleth2-sp — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: shibboleth2-sp — "Dynamic" metadata provider plugin issue Upstream summary: The Internet2 community reports: The Shibboleth Service Provider software includes a MetadataProvider plugin with the plugin type "Dynamic" to obtain metadata […]

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FreeBSD 15 — silc-server — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — silc-server — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: silc — pkcs_decode buffer overflow Upstream summary: Core Security Technologies reports: A remote buffer overflow vulnerability found in a library used by both the SILC server and client to process […]

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Windows Server 2025 — KB5082421 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5082421 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5082421 • MSRC update-guide entry Related CVEs: CVE-2026-23666 CVE-2026-33116 CVE-2026-32226 Affected components: Microsoft .NET Framework 3.5 AND 4.8.1 on Windows Server 2025 Microsoft summary: Improper input validation in .NET Framework allows an […]

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FreeBSD 12 — mailpit — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mailpit — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 July 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mail/mailpit — multiple vulnerabilities Related CVEs: CVE-2023-42821 CVE-2026-21859 CVE-2026-22689 CVE-2026-23829 CVE-2026-23845 CVE-2026-27808 CVE-2026-45709 CVE-2026-45711  +2 more Upstream summary: Mailpit author reports: Set a default 50MB per message limit to prevent […]

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FreeBSD 15 — pjsip-extsrtp — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — pjsip-extsrtp — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: asterisk and pjsip — multiple vulnerabilities Upstream summary: The Asterisk project reports: AST-2018-002 – By crafting an SDP message with an invalid media format description Asterisk crashes when using the […]

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