Common Problems

Ubuntu 22.04 — linux-starfive-6.2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-starfive-6.2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • February 7, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 7 February 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6520-1 Related CVEs: CVE-2023-25775 CVE-2023-31083 CVE-2023-31085 CVE-2023-3772 CVE-2023-38430 CVE-2023-38432 CVE-2023-3863 CVE-2023-3865  +12 more Upstream summary: Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA […]

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Windows Server 2019 — KB5027544 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5027544 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5027544 • MSRC update-guide entry Related CVEs: CVE-2023-24897 CVE-2023-24895 CVE-2023-29326 CVE-2023-29331 CVE-2023-32030 CVE-2023-24936 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Table of contents Symptom & Impact Environment […]

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Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel-container — vulnerability — patch and remediation guide (ELSA-2022-9931)

  • February 7, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 7 February 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9931 Related CVEs: CVE-2022-3028 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2023-12226)

  • February 7, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 7 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12226 Related CVEs: CVE-2022-2196 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 111867

Windows Server 2022 — Windows Server Backup fails because VSS writer is in failed state — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 7 February 2023 Affected versions: Windows Server 2022 📖 ~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 […]

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IBM AIX 7.3 — CVE-1999-0789 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0789 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 6 February 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0789, IBM PSIRT advisory page CVE: CVE-1999-0789 NVD summary: Buffer overflow in AIX ftpd in the libc library. References: www.ciac.org/ciac/bulletins/j-072.shtml   www.securityfocus.com/bid/679   www.ciac.org/ciac/bulletins/j-072.shtml Table of contents Symptom & Impact Environment & […]

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AlmaLinux 8 — guava — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — guava — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 6, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:4797 Related CVEs: CVE-2022-29599 CVE-2020-13956 Upstream summary: The Apache Maven Shared Utils project aims to be an improved functional replacement for plexus-utils in Maven. Security Fix(es): * maven-shared-utils: Command injection via Commandline […]

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FreeBSD 13 — py39-dparse — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py39-dparse — vulnerability — patch and remediation guide

  • February 6, 2023
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-dparse — REDoS vulnerability Related CVEs: CVE-2022-39280 Upstream summary: yeisonvargasf reports: dparse is a parser for Python dependency files. dparse in versions before 0.5.2 contain a regular expression that is […]

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Debian 11 — grub — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — grub — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 6, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3896 CVE-2023-4949 Upstream summary: Grub Legacy 0.97 and earlier stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer before and after use, […]

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Amazon Linux 2 — pcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — pcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 6, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1871 Related CVEs: CVE-2022-1586 CVE-2022-41409 Upstream summary: An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property […]

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