Package Management

Debian 12 — libxml-libxml-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libxml-libxml-perl — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 February 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-3451 CVE-2017-10672 CVE-2026-8177 Upstream summary: The _clone function in XML::LibXML before 2.0119 does not properly set the expand_entities option, which allows remote attackers to conduct XML external entity […]

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Ubuntu 24.04 — python-urllib3 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — python-urllib3 — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7927-3 Related CVEs: CVE-2025-66471 https://bugs.launchpad.net/bugs/2136906 CVE-2026-21441 https://launchpad.net/bugs/2136906 CVE-2025-66418 CVE-2025-50182 CVE-2025-50181 CVE-2024-37891 Upstream summary: USN-7927-1 fixed vulnerabilities in urllib3. The update for CVE-2025-66471 introduced a regression in urllib3 when decompressing zstd […]

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Alpine Linux edge — dovecot — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — dovecot — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.4.3-r0 📖 ~4 min read  •  Source: Alpine secdb entry — dovecot 2.4.3-r0 Related CVEs: CVE-2025-59028 CVE-2025-59031 CVE-2026-24031 CVE-2026-27855 CVE-2026-27856 CVE-2026-27857 CVE-2026-27859 CVE-2026-27860  +12 more Upstream summary: Alpine main repository for vedge ships dovecot 2.4.3-r0 which […]

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Rocky Linux 9 — python3.12 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — python3.12 — multiple vulnerabilities (9 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-2026:10745 Related CVEs: CVE-2026-4786 CVE-2026-6100 CVE-2026-4519 CVE-2025-15366 CVE-2025-15367 CVE-2026-1299 CVE-2025-12084 CVE-2025-13836  +1 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high […]

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Ubuntu 22.04 — sqlite3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — sqlite3 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7676-1 Related CVEs: CVE-2025-6965 CVE-2025-29087 CVE-2025-29088 CVE-2025-3277 CVE-2022-46908 CVE-2023-7104 CVE-2022-35737 Upstream summary: It was discovered that SQLite incorrectly handled certain numbers of aggregate terms. An attacker could use this issue […]

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

Ubuntu 20.04 — python-cryptography — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 February 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8087-3 Related CVEs: CVE-2026-26007 CVE-2023-50782 CVE-2024-26130 CVE-2023-23931 CVE-2023-49083 CVE-2020-25659 Upstream summary: USN-8087-1 fixed a vulnerability in python-cryptography. This update provides the corresponding update to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, […]

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Ubuntu 22.04 — openjdk-lts — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — openjdk-lts — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 February 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8001-1 Related CVEs: CVE-2026-21933 CVE-2026-21932 CVE-2026-21945 CVE-2026-21925 CVE-2025-53066 CVE-2025-53057 CVE-2025-30761 CVE-2025-30754  +12 more Upstream summary: It was discovered that the RMI component of OpenJDK 11 would establish RMI TCP endpoint […]

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openSUSE Tumbleweed — frr — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — frr — multiple vulnerabilities (20 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-2026-37457 CVE-2026-37459 CVE-2024-44070 CVE-2024-31950 CVE-2024-31951 CVE-2024-34088 CVE-2024-31948 CVE-2023-47234  +12 more Upstream summary: An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_util.c) of FRRouting (FRR) […]

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Windows Server 2016 — KB5071501 — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5071501 — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5071501 • MSRC update-guide entry Related CVEs: CVE-2025-62458 CVE-2025-62466 CVE-2025-62470 CVE-2025-62472 CVE-2025-62473 CVE-2025-62549 CVE-2025-62571 CVE-2025-62455  +2 more Affected components: Windows Server 2016 Microsoft summary: Heap-based buffer overflow in Windows Win32K – GRFX […]

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SLES 16 — usbguard — vulnerability — patch and remediation guide — diagnosis and fix on SLES 16

SLES 16 — usbguard — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 February 2026 Affected versions: SLES 16 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2019-25058 Upstream summary: An issue was discovered in USBGuard before 1.1.0. On systems with the usbguard-dbus daemon running, an unprivileged user could make USBGuard allow […]

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