Common Problems

Debian 13 — errands — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — errands — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-71063 Upstream summary: Errands before 46.2.10 does not verify TLS certificates for CalDAV servers. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

Read more
FreeBSD 15 — py35-borgbackup — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py35-borgbackup — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: borgbackup — remote users can override repository restrictions Related CVEs: CVE-2017-15914 Upstream summary: BorgBackup reports: Incorrect implementation of access controls allows remote users to override repository restrictions in Borg servers. […]

Read more
FreeBSD 15 — prometheus — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — prometheus — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: prometheus2 — basic authentication bypass Related CVEs: CVE-2021-29622 CVE-2022-46146 Upstream summary: Prometheus team reports: Prometheus and its exporters can be secured by a web.yml file that specifies usernames and hashed […]

Read more
Debian 13 — jackrabbit — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jackrabbit — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-1833 CVE-2016-6801 CVE-2023-37895 CVE-2025-53689 CVE-2025-58782 Upstream summary: XML external entity (XXE) vulnerability in Apache Jackrabbit before 2.0.6, 2.2.x before 2.2.14, 2.4.x before 2.4.6, 2.6.x before 2.6.6, 2.8.x before […]

Read more
Rocky Linux 9 — libcap — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — libcap — vulnerability — 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-2026:19346 Related CVEs: CVE-2026-4878 Upstream summary: Libcap is a library for getting and setting POSIX.1e (formerly POSIX 6) draft 15 capabilities. Security Fix(es): * libcap: libcap: Privilege escalation via TOCTOU […]

Read more
Debian 13 — tnef — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — tnef — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-6307 CVE-2017-6308 CVE-2017-6309 CVE-2017-6310 CVE-2017-8911 CVE-2019-18849 Upstream summary: An issue was discovered in tnef before 1.4.13. Two OOB Writes have been identified in src/mapi_attr.c:mapi_attr_read(). These might lead to […]

Read more
Windows Server 2022 — KB5089466 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5089466 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5089466 • MSRC update-guide entry Related CVEs: CVE-2026-35421 CVE-2026-41096 CVE-2026-32161 CVE-2026-40403 CVE-2026-21530 CVE-2026-33834 CVE-2026-33839 CVE-2026-33841  +12 more Affected components: Windows Server 2022 Windows Server 2022, 23H2 Edition (Server Core installation) Microsoft summary: […]

Read more
Debian 13 — mlmmj — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — mlmmj — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-4896 Upstream summary: Multiple directory traversal vulnerabilities in the mlmmj-php-admin web interface for Mailing List Managing Made Joyful (mlmmj) 1.2.15 through 1.2.17 allow remote authenticated users to overwrite, […]

Read more
Debian 12 — node-diff — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-diff — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 April 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-24001 Upstream summary: jsdiff is a JavaScript text differencing implementation. Prior to versions 8.0.3, 5.2.2, 4.0.4, and 3.5.1, attempting to parse a patch whose filename headers contain the […]

Read more
CHAT