Common Problems

Common Problems 111872

Windows Server 2022 — Group Policy security filtering excludes intended admin groups — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 31 August 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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NetBSD 9.4 — moodle — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — moodle — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2016-0725 CVE-2016-9186 CVE-2016-9187 CVE-2018-1133 CVE-2018-14630 CVE-2020-10738 CVE-2021-3943 CVE-2022-40314  +12 more Upstream summary: pkgsrc audit-packages flagged moodle>=3.0<3.0.2 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-0725 Table of contents Symptom & Impact Environment […]

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Oracle Linux 9 — gimp security and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — gimp security and — enhancement update — new behaviour and fixes (ELSA-2022-7978)

🟡 Medium   ⏱ 10–30 min  Last verified: 30 August 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7978 Related CVEs: CVE-2022-32990 CVE-2022-30067 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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AlmaLinux 9 — sysstat — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — sysstat — 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-2023:6569 Related CVEs: CVE-2023-33204 CVE-2022-39377 Upstream summary: The sysstat packages provide the sar and iostat commands. These commands enable system monitoring of disk, network, and other I/O activity. Security Fix(es): * sysstat: […]

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Debian 12 — jruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — jruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1330 CVE-2011-4838 CVE-2012-5370 CVE-2015-3900 CVE-2017-17742 CVE-2018-1000073 CVE-2018-1000074 CVE-2018-1000075  +12 more Upstream summary: The regular expression engine in JRuby before 1.4.1, when $KCODE is set to 'u', does not […]

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Debian 12 — scheme48 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — scheme48 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-4150 Upstream summary: The scheme48-send-definition function in cmuscheme48.el in Scheme 48 allows local users to write to arbitrary files via a symlink attack on /tmp/s48lose.tmp. Table of contents […]

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Debian 11 — gss-ntlmssp — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gss-ntlmssp — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 August 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-25563 CVE-2023-25565 CVE-2023-25567 Upstream summary: GSS-NTLMSSP is a mechglue plugin for the GSSAPI library that implements NTLM authentication. Prior to version 1.2.0, multiple out-of-bounds reads when decoding NTLM […]

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Windows Server 2022 — KB5022858 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5022858 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5022858 • MSRC update-guide entry Related CVEs: CVE-2023-21808 CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798  +12 more Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2022 Windows Server 2022 […]

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Debian 12 — quota — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — quota — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-3417 Upstream summary: The good_client function in rquotad (rquota_svc.c) in Linux DiskQuota (aka quota) before 3.17 invokes the hosts_ctl function the first time without a host name, which […]

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Debian 12 — lm-sensors — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lm-sensors — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 August 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2672 Upstream summary: pwmconfig in LM_sensors before 2.9.1 creates temporary files insecurely, which allows local users to overwrite arbitrary files via a symlink attack on the fancontrol temporary […]

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