Linux

Alpine Linux 3.20 — libheif — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — libheif — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.5.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libheif 1.5.0-r0 Related CVEs: CVE-2019-11471 CVE-2023-49462 CVE-2023-49463 Upstream summary: Alpine community repository for vv3.20 ships libheif 1.5.0-r0 which addresses CVE-2019-11471. Table of contents Symptom & […]

Read more
SLES 16 — libtcmu2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libtcmu2 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-IU-2021:1-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-28374 Upstream summary: In drivers/target/target_core_xcopy.c in the Linux kernel before 5.10.7, insufficient identifier checking in the LIO SCSI target code can be used by remote […]

Read more
SLES 16 — libiniparser4 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libiniparser4 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 November 2025 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2023:2692-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-33461 CVE-2025-0633 Upstream summary: iniparser v4.1 is vulnerable to NULL Pointer Dereference in function iniparser_getlongint which misses check NULL for function iniparser_getstring's return. Table of […]

Read more
openSUSE Tumbleweed — coreutils — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — coreutils — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:1637-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-4041 CVE-2015-4042 CVE-2025-5278 CVE-2013-0221 CVE-2013-0222 CVE-2013-0223 CVE-2024-0684 Upstream summary: The keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 on 64-bit platforms performs […]

Read more
Oracle Linux 9 — varnish — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — varnish — vulnerability — patch and remediation guide (ELSA-2025-8337)

🟠 High   ⏱ 15–60 min  Last verified: 25 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-8337 Related CVEs: CVE-2025-47905 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
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-2026-50094)

🟠 High   ⏱ 15–60 min  Last verified: 25 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50094 Related CVEs: CVE-2025-40149 CVE-2025-40257 CVE-2025-40258 CVE-2025-68209 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

Read more
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-2025-25757)

🟠 High   ⏱ 15–60 min  Last verified: 25 November 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-25757 Related CVEs: CVE-2024-26652 CVE-2024-35968 CVE-2024-50022 CVE-2024-56742 CVE-2025-37798 CVE-2025-37886 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
Rocky Linux 8 — perl-Archive-Zip — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-Archive-Zip — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8096 Related CVEs: CVE-2025-40909 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have […]

Read more
Common Problems 114127

RHEL 10 kdump Does Not Capture vmcore After Kernel Panic

🔴 Critical   ⏱ 5–30 min  Last verified: 24 November 2025 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

Read more
Debian 13 — phppgadmin — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — phppgadmin — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-2664 CVE-2005-2256 CVE-2006-4976 CVE-2007-2865 CVE-2007-5728 CVE-2008-5587 CVE-2011-3598 CVE-2012-1600  +6 more Upstream summary: John Lim ADOdb Library for PHP before 4.23 allows remote attackers to obtain sensitive information via […]

Read more
CHAT