Common Problems

Red Hat Enterprise Linux 7 — bind — vulnerability — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 7

Red Hat Enterprise Linux 7 — bind — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 7 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:11371 Related CVEs: CVE-2026-1519 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Gentoo Linux — dev-util/librnp — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-util/librnp — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202511-07 Related CVEs: CVE-2025-13470 Upstream summary: The affected librnp version generated weak session keys for its public key encryption (PKESK) mode. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

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

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1796 Related CVEs: CVE-2022-29155 CVE-2019-13565 CVE-2020-36221 CVE-2020-36222 CVE-2020-36223 CVE-2020-36224 CVE-2020-36226 CVE-2020-36227  +10 more Upstream summary: In OpenLDAP 2.x before 2.5.12 and 2.6.x before 2.6.2, a SQL injection vulnerability exists in […]

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Alpine Linux 3.18 — bridge — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — bridge — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0 📖 ~4 min read  •  Source: Alpine secdb entry — bridge 0 Related CVEs: CVE-2021-42533 CVE-2021-42719 CVE-2021-42720 CVE-2021-42722 CVE-2021-42725 Upstream summary: Alpine main repository for vv3.18 ships bridge 0 which addresses CVE-2021-42533. Table of contents […]

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openSUSE Leap 15.5 — mosquitto — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — mosquitto — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2024-10525 CVE-2020-13849 CVE-2023-28366 CVE-2023-3592 CVE-2024-3935 CVE-2021-34434 CVE-2023-0809 Upstream summary: In Eclipse Mosquitto, from version 1.3.2 through 2.0.18, if a malicious broker sends a crafted […]

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VMware ESXi 7.0 — syslog — multiple ESXi vulnerabilities (2 CVEs) — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 7.0

VMware ESXi 7.0 — syslog — multiple ESXi vulnerabilities (2 CVEs) — VIB / vLCM patch and remediation guide

🔴 Critical   ⏱ 30–120 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 7.0 📖 ~4 min read  •  Source: VMware advisory VMSA-2022-0029 Related CVEs: CVE-2021-44228 CVE-2021-45046 Fixed image profile / build: ESXi70U3d-19482537 Upstream summary: VMware products bundle vulnerable log4j builds; ESXi syslog and Update Manager components are remediated alongside vCenter. Table of […]

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NetBSD 9.4 — PAM — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — PAM — vulnerability — 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 Upstream summary: pkgsrc audit-packages flagged PAM<1.1.1 for vulnerability class 'privilege-escalation'. Reference: http://secunia.com/advisories/40978/ Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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Alpine Linux 3.18 — busybox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — busybox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.36.1-r7 📖 ~4 min read  •  Source: Alpine secdb entry — busybox 1.36.1-r7 Related CVEs: CVE-2023-42363 CVE-2023-42364 CVE-2023-42365 CVE-2023-42366 CVE-2022-48174 ALPINE-13661 CVE-2022-28391 CVE-2022-30065  +12 more Upstream summary: Alpine main repository for vv3.18 ships busybox 1.36.1-r7 which […]

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VMware ESXi 7.0 — log4j — multiple ESXi vulnerabilities (3 CVEs) — VIB / vLCM patch and remediation guide — diagnosis and fix on VMware ESXi 7.0

VMware ESXi 7.0 — log4j — multiple ESXi vulnerabilities (3 CVEs) — VIB / vLCM patch and remediation guide

🔴 Critical   ⏱ 30–120 min  Last verified: 25 May 2026 Affected versions: VMware ESXi 7.0 📖 ~4 min read  •  Source: VMware advisory VMSA-2021-0028 Related CVEs: CVE-2021-44228 CVE-2021-45046 CVE-2021-45105 Fixed image profile / build: ESXi670-202111101-SG Upstream summary: ESXi ships Apache log4j inside several Java-based services; Log4Shell (CVE-2021-44228) requires either patching or applying the documented […]

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openSUSE Leap 15.5 — cups-filters — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — cups-filters — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory RHSA-2024:7346 (see also SUSE bugzilla) Related CVEs: CVE-2024-47076 CVE-2024-47176 CVE-2023-24805 CVE-2024-47850 Upstream summary: CUPS is a standards-based, open-source printing system, and `libcupsfilters` contains the code of the filters of the former […]

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