2026 - Page 1284 of 1373

FreeBSD 15 — openvpn-devel — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — openvpn-devel — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • January 21, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 21 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: OpenVPN — avoid buffer overread parsing routes or endpoints Related CVEs: CVE-2008-3459 CVE-2020-11810 CVE-2023-46849 CVE-2023-46850 CVE-2025-10680 CVE-2025-12106 CVE-2025-13086 CVE-2025-2704 Upstream summary: Mikhail Khachaiants reports: socket: reject mismatched address family in […]

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openSUSE Tumbleweed — python311-python-multipart — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python311-python-multipart — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1961-1 (see also SUSE bugzilla) Related CVEs: CVE-2026-42561 CVE-2026-40347 Upstream summary: Python-Multipart is a streaming multipart parser for Python. Prior to 0.0.27, python-multipart has a denial of service vulnerability in multipart part […]

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Debian 13 — lftp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — lftp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 21 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0963 CVE-2007-2348 CVE-2010-2251 CVE-2018-10916 Upstream summary: Buffer overflows in (1) try_netscape_proxy and (2) try_squid_eplf for lftp 2.6.9 and earlier allow remote HTTP servers to execute arbitrary code via […]

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

Debian 13 — sanlock — vulnerability — patch and remediation guide

  • January 21, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-5638 Upstream summary: The setup_logging function in log.h in SANLock uses world-writable permissions for /var/log/sanlock.log, which allows local users to overwrite the file content or bypass intended disk-quota […]

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Common Problems 114109

RHEL 10 – tuned profile reverts after reboot and performance degrades – Fix & Prevention

  • January 21, 2026
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 21 January 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

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openSUSE Leap 15.6 — wireshark — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — wireshark — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:0754-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-1492 CVE-2024-11595 CVE-2024-11596 CVE-2024-0207 CVE-2024-0210 CVE-2024-0211 CVE-2024-2955 CVE-2026-0959  +12 more Upstream summary: Bundle Protocol and CBOR dissector crashes in Wireshark 4.4.0 to 4.4.3 and […]

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Debian 12 — libcrypt-argon2-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libcrypt-argon2-perl — vulnerability — patch and remediation guide

  • January 21, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 January 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-8463 Upstream summary: Crypt::Argon2 versions from 0.017 before 0.031 for Perl perform a heap out-of-bounds read in argon2_verify on empty encoded input. The auto-detect form of argon2_verify passes […]

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

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

  • January 21, 2026
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 21 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0079 CVE-2016-10894 Upstream summary: Buffer overflow in xtrlock 2.0 allows local users to cause a denial of service (application crash) and hijack the desktop session. Table of contents […]

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Windows Server 2016 — KB5078885 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5078885 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5078885 • MSRC update-guide entry Related CVEs: CVE-2026-23668 CVE-2026-23669 CVE-2026-23671 CVE-2026-23672 CVE-2026-23673 CVE-2026-24285 CVE-2026-24289 CVE-2026-24291  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Microsoft summary: Concurrent execution […]

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Ubuntu 20.04 — libtasn1-6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libtasn1-6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 21 January 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7954-2 Related CVEs: CVE-2021-46848 CVE-2025-13151 CVE-2024-12133 Upstream summary: USN-7954-1 fixed vulnerabilities in Libtasn1. This update provides the corresponding updates for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and […]

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AIX AlmaLinux Alpine Linux authentication authorization Backup Recovery Boot Startup Cloud Integration Common Problems Cpu Memory Database Debian Debian 11 Debian 12 Bookworm Debian 13 Trixie DNS Firewall Fix Prevention FreeBSD FreeBSD 12 FreeBSD 13 FreeBSD 14 FreeBSD 15 Kernel Drivers Logging Monitoring Lvm Raid NetBSD Networking openSUSE Operations Oracle Linux Oracle Linux 8 Oracle Linux 9 Package Management Performance Proxy Security Hardening SLES Storage Disk Systemd Services Tls Ssl Troubleshooting ubuntu VPN windows server
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