Systemd Services

Fedora 42 — proftpd — vulnerability — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — proftpd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-739d341ab8 Related CVEs: CVE-2026-42167 Upstream summary: Cumulative bug-fix release from upstream. Includes fix for a possible SQL-injection issue via `mod_sql` (CVE-2026-42167). Note that `mod_sql` is not enabled by default. Table of contents […]

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CentOS Stream 9 — libtiff — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — libtiff — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:12271 Related CVEs: CVE-2026-4775 CVE-2025-8176 CVE-2025-9900 CVE-2024-7006 CVE-2022-40090 CVE-2023-3618 CVE-2023-40745 CVE-2023-41175  +12 more Upstream summary: The libtiff packages contain a library of functions for manipulating Tagged Image File Format (TIFF) files. […]

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CentOS Stream 9 — thunderbird — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — thunderbird — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2026:15892 Related CVEs: CVE-2026-6746 CVE-2026-6747 CVE-2026-6748 CVE-2026-6749 CVE-2026-6750 CVE-2026-6751 CVE-2026-6752 CVE-2026-6753  +12 more Upstream summary: Mozilla Thunderbird is a standalone mail and newsgroup client. Security Fix(es): * firefox: thunderbird: Incorrect boundary […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2026-50253)

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-50253 Related CVEs: CVE-2026-31431 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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Debian 13 — nova — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — nova — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-3147 CVE-2011-4076 CVE-2011-4596 CVE-2012-0030 CVE-2012-1585 CVE-2012-2101 CVE-2012-2654 CVE-2012-3360  +12 more Upstream summary: Versions of nova before 2012.1 could expose hypervisor host files to a guest operating system when […]

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Ubuntu 20.04 — linux-azure-fips — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-azure-fips — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8280-2 Related CVEs: CVE-2026-31431 CVE-2026-31504 CVE-2026-31533 CVE-2026-43033 CVE-2026-43077 CVE-2026-43078 CVE-2024-50304 CVE-2026-23112  +12 more Upstream summary: It was discovered that the Linux kernel algif_aead module did not properly handle in-place cryptographic […]

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Amazon Linux 2 — flatpak — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — flatpak — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2026-3261 Related CVEs: CVE-2026-34078 CVE-2024-42472 CVE-2024-32462 CVE-2021-41133 CVE-2021-21381 CVE-2021-21261 CVE-2017-5226 CVE-2019-10063  +4 more Upstream summary: A complete sandbox escape vulnerability exists in Flatpak before 1.16.4. The Flatpak portal accepts paths […]

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IBM AIX 7.2 — CVE-2025-2793 — xss — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2025-2793 — xss — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 20 June 2026 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2025-2793, IBM Support Bulletin CVE: CVE-2025-2793 NVD summary: IBM Sterling B2B Integrator 6.0.0.0 through 6.1.2.6, 6.2.0.0 through 6.2.0.4, IBM Sterling File Gateway 6.0.0.0 through 6.1.2.6, and 6.2.0.0 through 6.2.0.4 is vulnerable to […]

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FreeBSD 15 — php5-mysqli — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — php5-mysqli — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 20 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mysql — SSL Downgrade Related CVEs: CVE-2015-3152 Upstream summary: Duo Security reports: Researchers have identified a serious vulnerability in some versions of Oracle’s MySQL database product that allows an attacker […]

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AlmaLinux 9 — sudo — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — sudo — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:12310 Related CVEs: CVE-2026-35535 CVE-2025-32462 CVE-2023-22809 CVE-2023-28486 CVE-2023-28487 CVE-2023-42465 Upstream summary: The sudo packages contain the sudo utility which allows system administrators to provide certain users with the permission to execute privileged […]

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