Common Problems

Ubuntu 18.04 — python-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — python-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 April 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8154-1 Related CVEs: CVE-2026-4277 CVE-2026-33034 CVE-2026-33033 CVE-2026-3902 CVE-2026-4292 CVE-2026-1312 CVE-2025-13473 CVE-2026-1287  +12 more Upstream summary: Seokchan Yoon discovered that Django incorrectly handled copying memory when parsing multipart uploads with excessive […]

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Ubuntu 20.04 — ruby-saml — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — ruby-saml — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 April 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7409-1 Related CVEs: CVE-2025-25291 CVE-2025-25292 CVE-2025-25293 CVE-2016-5697 CVE-2017-11428 CVE-2024-45409 Upstream summary: It was discovered that ruby-saml did not correctly handle XML parsing. An attacker could possibly use this issue to […]

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Rocky Linux 9 — php-pecl-zip — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — php-pecl-zip — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:1429 Related CVEs: CVE-2025-14177 CVE-2025-14178 CVE-2025-14180 CVE-2025-1220 CVE-2025-1735 CVE-2025-6491 CVE-2022-31628 CVE-2022-31629  +3 more Upstream summary: PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. Security Fix(es): […]

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Ubuntu 24.04 — python-dynaconf — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — python-dynaconf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 April 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8231-1 Related CVEs: CVE-2026-33154 Upstream summary: It was discovered that Dynaconf was incorrectly handling template evaluation in its string resolvers. A remote attacker could possibly use this issue to execute […]

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SLES 16 — libxmltooling11 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — libxmltooling11 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 April 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2018:0140-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-0486 CVE-2018-0489 CVE-2019-9628 Upstream summary: Shibboleth XMLTooling-C before 1.6.3, as used in Shibboleth Service Provider before 2.6.0 on Windows and other products, mishandles digital signatures […]

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

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2026-3488)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 April 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-3488 Related CVEs: CVE-2025-40168 CVE-2025-71085 CVE-2026-23097 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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Oracle Linux 9 — valkey — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — valkey — vulnerability — patch and remediation guide (ELSA-2026-3507)

🟠 High   ⏱ 15–60 min  Last verified: 14 April 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-3507 Related CVEs: CVE-2025-67733 CVE-2026-21863 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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Rocky Linux 8 — libssh — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — libssh — multiple vulnerabilities (2 CVEs) — 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-2025:18286 Related CVEs: CVE-2025-5318 CVE-2025-5372 Upstream summary: libssh is a library which implements the SSH protocol. It can be used to implement client and server applications. Security Fix(es): * libssh: […]

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Oracle Linux 9 — unbound — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — unbound — vulnerability — patch and remediation guide (ELSA-2025-11849)

🟠 High   ⏱ 15–60 min  Last verified: 14 April 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-11849 Related CVEs: CVE-2025-5994 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 10 — java-25-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — java-25-openjdk — vulnerability — patch and remediation guide (ELSA-2025-21485)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 April 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-21485 Related CVEs: CVE-2025-53057 CVE-2025-53066 CVE-2025-61748 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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