May 2023 - Page 12 of 72

Ubuntu 16.04 — h2database — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — h2database — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6834-1 Related CVEs: CVE-2021-42392 CVE-2022-23221 Upstream summary: It was discovered that H2 was vulnerable to deserialization of untrusted data. An attacker could possibly use this issue to execute arbitrary code. […]

Read more
Ubuntu 22.04 — schroot — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — schroot — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5584-1 Related CVEs: CVE-2022-2787 Upstream summary: It was discovered that Schroot incorrectly handled certain Schroot names. An attacker could possibly use this issue to break schroot's internal state causing a […]

Read more
SLES 12 — audiofile — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — audiofile — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2017:0940-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-7747 CVE-2018-17095 CVE-2019-13147 CVE-2022-24599 CVE-2017-6827 CVE-2017-6828 CVE-2017-6829 CVE-2017-6830  +10 more Upstream summary: Buffer overflow in the afReadFrames function in audiofile (aka libaudiofile and Audio File […]

Read more
Oracle Linux 8 — wireshark — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — wireshark — vulnerability — patch and remediation guide (ELSA-2023-7015)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7015 Related CVEs: CVE-2023-2856 CVE-2023-2858 CVE-2023-0666 CVE-2023-2952 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

Read more
Oracle Linux 9 — openssl — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — openssl — vulnerability — patch and remediation guide (ELSA-2024-12093)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12093 Related CVEs: CVE-2023-5363 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
SLES 12 — libapr-util1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libapr-util1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:348-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-25147 CVE-2017-12618 Upstream summary: Integer Overflow or Wraparound vulnerability in apr_base64 functions of Apache Portable Runtime Utility (APR-util) allows an attacker to write beyond bounds […]

Read more
How to Configure IPsec Transport Mode for Server-to-Server Encryption on Windows Server 2022 — Windows Server 2022 tutorial on Progressive Robot

How to Configure IPsec Transport Mode for Server-to-Server Encryption on Windows Server 2022

Understanding IPsec Transport Mode vs Tunnel Mode IPsec (Internet Protocol Security) is a suite of protocols that authenticates and encrypts IP packets to provide secure communication over IP networks. Windows Server 2022 supports IPsec natively through Windows Defender Firewall with Advanced Security, and understanding the difference between transport mode and tunnel mode is foundational before […]

Read more
Oracle Linux 9 — samba — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — samba — security and stability fixes — required update (ELSA-2023-4325)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-4325 Related CVEs: CVE-2023-3347 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
AlmaLinux 9 — python-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — python-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:15874 Related CVEs: CVE-2023-49083 CVE-2023-23931 Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces […]

Read more
Amazon Linux 2023 — fribidi — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — fribidi — multiple vulnerabilities (3 CVEs) — 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 ALAS2023-2023-069 Related CVEs: CVE-2022-25308 CVE-2022-25309 CVE-2022-25310 Upstream summary: A stack-based buffer overflow flaw was found in the Fribidi package. This flaw allows an attacker to pass a specially crafted file […]

Read more
CHAT