Linux

CentOS Stream 9 — tigervnc — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — tigervnc — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • January 22, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 January 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:10739 Related CVEs: CVE-2026-33999 CVE-2026-34001 CVE-2026-34003 CVE-2026-34352 CVE-2025-62229 CVE-2025-62230 CVE-2025-62231 CVE-2025-49175  +12 more Upstream summary: Virtual Network Computing (VNC) is a remote display system which allows users to view a computing […]

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SLES 16 — libxslt1 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libxslt1 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

  • January 22, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 22 January 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:20892-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-11731 CVE-2019-18197 CVE-2021-30560 CVE-2024-55549 CVE-2025-24855 CVE-2025-7424 CVE-2008-1767 CVE-2016-4738  +6 more Upstream summary: A flaw was found in the exsltFuncResultComp() function of libxslt, which handles EXSLT […]

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SLES 16 — openvpn — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — openvpn — multiple vulnerabilities (17 CVEs) — patch and remediation guide

  • January 22, 2026
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 22 January 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2023-46850 CVE-2025-13086 CVE-2017-7521 CVE-2017-7522 CVE-2022-0547 CVE-2005-3393 CVE-2005-3409 CVE-2006-1629  +9 more Upstream summary: Use after free in OpenVPN version 2.6.0 to 2.6.6 may lead to undefined […]

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AlmaLinux 9 — rubygem-mysql2 — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — rubygem-mysql2 — multiple vulnerabilities (19 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:18030 Related CVEs: CVE-2026-41316 CVE-2024-49761 CVE-2025-24294 CVE-2025-58767 CVE-2025-61594 CVE-2024-39908 CVE-2024-41123 CVE-2024-41946  +11 more Upstream summary: Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to […]

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Amazon Linux 2023 — kernel-livepatch-6.1.127-135.201 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.127-135.201 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2025-044 Related CVEs: CVE-2025-21703 CVE-2025-21753 CVE-2025-21796 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: netem: Update sch->q.qlen before qdisc_tree_reduce_backlog() (CVE-2025-21703) Table of contents Symptom & Impact […]

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Debian 13 — libxtst — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libxtst — 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: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2063 CVE-2016-7951 CVE-2016-7952 Upstream summary: Integer overflow in X.org libXtst 1.2.1 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors […]

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Alpine Linux edge — zabbix — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — zabbix — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • January 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 7.4.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — zabbix 7.4.3-r0 Related CVEs: CVE-2025-27232 CVE-2025-49643 CVE-2024-42327 CVE-2022-22704 CVE-2021-27927 CVE-2016-9140 CVE-2025-49642 Upstream summary: Alpine community repository for vedge ships zabbix 7.4.3-r0 which addresses CVE-2025-27232. Table […]

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Debian 13 — bomberclone — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — bomberclone — 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: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-0460 CVE-2006-4005 CVE-2006-4006 Upstream summary: Multiple buffer overflows in BomberClone before 0.11.6.2 allow remote attackers to execute arbitrary code via long error messages. Table of contents Symptom & […]

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Debian 13 — libpgobject-util-dbadmin-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libpgobject-util-dbadmin-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 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-9246 Upstream summary: The PGObject::Util::DBAdmin module before 0.120.0 for Perl, as used in LedgerSMB through 1.5.x, insufficiently sanitizes or escapes variable values used as part of shell command execution, […]

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Debian 11 — packagekit — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — packagekit — multiple vulnerabilities (6 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 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-2515 CVE-2018-1106 CVE-2020-16121 CVE-2020-16122 CVE-2022-0987 CVE-2026-41651 Upstream summary: PackageKit 0.6.17 allows installation of unsigned RPM packages as though they were signed which may allow installation of non-trusted packages […]

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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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