Operations

NetBSD 10.0 — giflib-util — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — giflib-util — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 21, 2026
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2015-7555 CVE-2020-23922 CVE-2016-3977 CVE-2021-40633 Upstream summary: pkgsrc audit-packages flagged giflib-util<5.1.2 for vulnerability class 'heap-overflow'. Reference: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-7555 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

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Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 32860334 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 […]

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pr cp 117035 r2

Ubuntu 22.04 LTS – NGINX fails config test due to duplicate server_name – Fix & Prevention

  • May 21, 2026
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 22.04 LTS 📖 ~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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SLES 16 — alloy — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — alloy — multiple vulnerabilities (7 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:0327-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-68156 CVE-2025-47913 CVE-2024-36129 CVE-2024-8975 CVE-2025-11065 CVE-2025-46327 CVE-2025-58058 Upstream summary: Expr is an expression language and expression evaluation for Go. Prior to version 1.17.7, several builtin […]

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pr cp 117530 r2

Ubuntu 20.04 LTS Cron Jobs Miss Scheduled Run

  • May 21, 2026
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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SLES 15 — kea — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — kea — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory RHSA-2026:7342 (see also SUSE bugzilla) Related CVEs: CVE-2026-3608 CVE-2025-32801 CVE-2025-32802 CVE-2025-32803 Upstream summary: Sending a maliciously crafted message to the kea-ctrl-agent, kea-dhcp-ddns, kea-dhcp4, or kea-dhcp6 daemons over any configured API socket or […]

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pr cp 118037 r2

Ubuntu 18.04 Cron Jobs Not Running Due to PAM Account Restrictions

  • May 21, 2026
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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SLES 12 — libgstgl — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

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

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory RHSA-2025:8183 (see also SUSE bugzilla) Related CVEs: CVE-2025-3887 CVE-2023-44446 CVE-2023-40475 CVE-2023-40476 CVE-2021-3185 CVE-2016-9445 CVE-2016-9446 CVE-2016-9809  +4 more Upstream summary: GStreamer H265 Codec Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability […]

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pr cp 118532 r2

Ubuntu 16.04 mdadm RAID Degraded After Reboot

  • May 21, 2026
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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CentOS Stream 10 — gnupg2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 10

CentOS Stream 10 — gnupg2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • May 21, 2026
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: CentOS Stream 10 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:2719 Related CVEs: CVE-2026-24882 CVE-2025-68973 Upstream summary: The GNU Privacy Guard (GnuPG or GPG) is a tool for encrypting data and creating digital signatures, compliant with OpenPGP and S/MIME standards. Security […]

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