Security Hardening

Debian 13 — libiberty — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libiberty — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-2226 CVE-2016-4487 CVE-2016-4488 CVE-2016-4489 CVE-2016-4490 CVE-2016-4491 CVE-2016-4492 CVE-2016-4493  +2 more Upstream summary: Integer overflow in the string_appends function in cplus-dem.c in libiberty allows remote attackers to execute arbitrary […]

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openSUSE Tumbleweed — bubblewrap — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — bubblewrap — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-41163 CVE-2020-5291 CVE-2019-12439 Upstream summary: bubblewrap is a low-level unprivileged sandboxing tool. From version 0.11.0 to before version 0.11.2, if bubblewrap is installed in setuid […]

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Ubuntu 22.04 — gst-plugins-base1.0 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — gst-plugins-base1.0 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8130-1 Related CVEs: CVE-2026-2921 CVE-2025-47808 CVE-2025-47807 CVE-2025-47806 CVE-2024-47538 CVE-2024-47541 CVE-2024-47542 CVE-2024-47600  +6 more Upstream summary: It was discovered that GStreamer Base Plugins incorrectly handled certain AVI media files. A remote […]

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Ubuntu 18.04 — sudo — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — sudo — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 March 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7604-2 Related CVEs: CVE-2025-32462 CVE-2023-28486 CVE-2023-28487 CVE-2022-33070 CVE-2023-22809 CVE-2021-23239 CVE-2021-3156 CVE-2019-18634  +1 more Upstream summary: USN-7604-1 fixed CVE-2025-32462 in sudo. This update provides the corresponding fixes for Ubuntu 20.04 LTS, […]

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Ubuntu 22.04 — xdg-dbus-proxy — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — xdg-dbus-proxy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 March 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8167-1 Related CVEs: CVE-2026-34080 Upstream summary: It was discovered that xdg-dbus-proxy incorrectly handled eavesdropping in policy rules. A local attacker could possibly use this issue to intercept certain D-Bus messages. […]

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Red Hat Enterprise Linux 9 — go-filesystem — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — go-filesystem — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:8848 Related CVEs: CVE-2026-25679 CVE-2025-61726 CVE-2025-47906 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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CentOS Stream 9 — rust-bootupd — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — rust-bootupd — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 14 March 2026 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2025:7241 Related CVEs: CVE-2025-24898 Upstream summary: Bootloader updater Security Fix(es): * rust-openssl: rust openssl ssl::select_next_proto use after free (CVE-2025-24898) For more details about the security issue(s), including the impact, a CVSS […]

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SLES 16 — python313-urllib3 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — python313-urllib3 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:875-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-33503 CVE-2025-66418 CVE-2025-66471 CVE-2026-21441 CVE-2018-20060 CVE-2019-9740 CVE-2020-26137 CVE-2023-43804  +7 more Upstream summary: An issue was discovered in urllib3 before 1.26.5. When provided with a URL […]

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Oracle Linux 10 — freerdp — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — freerdp — vulnerability — patch and remediation guide (ELSA-2026-3068)

🟠 High   ⏱ 15–60 min  Last verified: 14 March 2026 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-3068 Related CVEs: CVE-2026-22853 CVE-2026-22855 CVE-2026-22858 CVE-2026-22859 CVE-2026-24678 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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openSUSE Tumbleweed — radare2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — radare2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-8695 CVE-2025-1744 CVE-2025-1864 CVE-2026-40499 CVE-2024-29645 CVE-2023-1605 CVE-2022-0139 CVE-2022-0523  +12 more Upstream summary: radare2 6.1.5 contains a use-after-free vulnerability in the gdbr_threads_list() function that allows remote […]

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