2023 - Page 797 of 885

SLES 12 — p7zip — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — p7zip — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • February 9, 2023
  • Linux
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🔴 Critical   ⏱ 15–90 min  Last verified: 9 February 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:0464-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-5996 CVE-2023-52168 CVE-2023-52169 CVE-2017-17969 CVE-2016-1372 CVE-2016-2335 CVE-2015-1038 Upstream summary: Insufficient exception handling in the method NCompress::NRar3::CDecoder::Code of 7-Zip before 18.00 and p7zip can lead to […]

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

Debian 11 — systemd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 9, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 9 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-0871 CVE-2012-1101 CVE-2012-1174 CVE-2013-4327 CVE-2013-4391 CVE-2013-4392 CVE-2013-4393 CVE-2013-4394  +12 more Upstream summary: The session_link_x11_socket function in login/logind-session.c in systemd-logind in systemd, possibly 37 and earlier, allows local users […]

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How to Profile Application Performance with perf on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Profile Application Performance with perf on RHEL 8

  • February 9, 2023
  • Linux
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The perf tool is a powerful Linux profiling framework built directly into the kernel, capable of sampling CPU performance counters, tracing system calls, and generating flame graphs that reveal exactly where an application spends its time. On RHEL 8, perf is packaged in the standard repositories and integrates with the kernel’s built-in performance monitoring units […]

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Common Problems 114620

RHEL 9 Performance Drop Due to THP and Swappiness Misconfiguration

  • February 8, 2023
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 8 February 2023 📖 ~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 References & Further […]

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IBM AIX 7.2 — CVE-2023-33846 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2023-33846 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 8 February 2023 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2023-33846, IBM Support Bulletin CVE: CVE-2023-33846 NVD summary: IBM TXSeries for Multiplatforms 8.1, 8.2, 9.1, CICS TX Standard, 11.1, CICS TX Advanced 10.1, and 11.1 is vulnerable to cross-site scripting. This vulnerability […]

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IBM AIX 7.2 — CVE-2022-34361 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2022-34361 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 8 February 2023 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2022-34361, IBM Support Bulletin CVE: CVE-2022-34361 NVD summary: IBM Sterling Secure Proxy 6.0.3 uses weaker than expected cryptographic algorithms that could allow an attacker to decrypt highly sensitive information. IBM X-Force ID: […]

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Windows Server 2022 — KB5029655 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5029655 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5029655 • MSRC update-guide entry Related CVEs: CVE-2023-36873 CVE-2023-36899 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Configure Custom Metrics with Prometheus on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Configure Custom Metrics with Prometheus on SLES 12

Introduction This tutorial covers How to Configure Custom Metrics with Prometheus 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 — Install Prometheus zypper install -y golang-github-prometheus-prometheus Step […]

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FreeBSD 12 — tailscale — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — tailscale — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 8, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 8 February 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tailscale — Insufficient inbound packet filtering in subnet routers and exit nodes Related CVEs: CVE-2022-41925 CVE-2023-28436 Upstream summary: Tailscale team reports: In Tailscale versions earlier than 1.66.0, exit nodes, subnet […]

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