February 2023 - Page 48 of 64

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

CentOS Stream 9 — kernel-rt — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 8, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 8 February 2023 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:5091 Related CVEs: CVE-2023-1637 CVE-2023-20593 CVE-2023-21102 CVE-2023-31248 CVE-2023-3390 CVE-2023-35001 CVE-2023-3610 CVE-2023-3776  +12 more Upstream summary: The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely […]

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Debian 10 — nss — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — nss — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • February 8, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 8 February 2023 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-11745 CVE-2019-17006 CVE-2021-43527 CVE-2022-22747 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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Debian 11 — intel-microcode — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — intel-microcode — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 8, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 8 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-5715 CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2018-3615 CVE-2018-3620 CVE-2018-3639 CVE-2018-3640  +12 more Upstream summary: Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information […]

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Amazon Linux 2 — ncurses — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — ncurses — multiple vulnerabilities (18 CVEs) — patch and remediation guide

  • February 8, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-2096 Related CVEs: CVE-2023-29491 CVE-2023-45918 CVE-2023-50495 CVE-2019-17594 CVE-2019-17595 CVE-2020-19185 CVE-2020-19186 CVE-2020-19187  +10 more Upstream summary: ncurses before 6.4 20230408, when used by a setuid application, allows local users to trigger […]

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How to Configure Volume Shadow Copy Service (VSS) on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Volume Shadow Copy Service (VSS) on Windows Server 2022

What Is the Volume Shadow Copy Service? The Volume Shadow Copy Service (VSS) is a Windows infrastructure component that enables the creation of consistent, point-in-time snapshots of disk volumes without requiring application downtime. Introduced in Windows Server 2003, VSS has been refined through every subsequent release and remains a cornerstone feature in Windows Server 2022. […]

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FreeBSD 13 — rubygem-time — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rubygem-time — vulnerability — patch and remediation guide

  • February 7, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 7 February 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-time — ReDoS vulnerability Related CVEs: CVE-2023-28756 Upstream summary: ooooooo_q reports: The Time parser mishandles invalid strings that have specific characters. It causes an increase in execution time for parsing […]

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Debian 11 — libnetwork-ipv4addr-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libnetwork-ipv4addr-perl — vulnerability — patch and remediation guide

  • February 7, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 7 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-47155 Upstream summary: The Net::IPV4Addr module 0.10 for Perl does not properly consider extraneous zero characters in an IP address string, which (in some situations) allows attackers to […]

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Windows Server 2022 — KB5030269 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5030269 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5030269 • MSRC update-guide entry Related CVEs: CVE-2023-38162 CVE-2023-38161 CVE-2023-38152 CVE-2023-38149 CVE-2023-38144 CVE-2023-38143 CVE-2023-38142 CVE-2023-38141  +5 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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How to Configure YaST on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure YaST on SLES 12

Introduction This tutorial covers How to Configure YaST on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Launch YaST yast Step 2 — Use YaST from the […]

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Debian 11 — shim — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — shim — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • February 7, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 7 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-28737 CVE-2023-40546 CVE-2023-40547 CVE-2023-40548 CVE-2023-40549 CVE-2023-40550 CVE-2023-40551 Upstream summary: There's a possible overflow in handle_image() when shim tries to load and execute crafted EFI executables; The handle_image() function […]

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