Linux

Common Problems 124037

Oracle Linux 10 – SELinux Denies Custom Application Port Access – Label and Policy Fix

🟠 High   ⏱ 5–30 min  Last verified: 27 August 2025 Affected versions: Oracle Linux 10 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

Read more
Debian 13 — notary — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — notary — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-9258 CVE-2015-9259 Upstream summary: In Docker Notary before 0.1, gotuf/signed/verify.go has a Signature Algorithm Not Matched to Key vulnerability. Because an attacker controls the field specifying the signature […]

Read more
Debian 12 — node-elliptic — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-elliptic — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 August 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-13822 CVE-2020-28498 CVE-2024-42459 CVE-2024-42460 CVE-2024-42461 CVE-2024-48948 CVE-2024-48949 CVE-2025-14505 Upstream summary: The Elliptic package 6.5.2 for Node.js allows ECDSA signature malleability via variations in encoding, leading '\0' bytes, or […]

Read more
Debian 13 — dbus-glib — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — dbus-glib — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1172 CVE-2013-0292 Upstream summary: DBus-GLib 0.73 disregards the access flag of exported GObject properties, which allows local users to bypass intended access restrictions and possibly cause a denial […]

Read more
Debian 13 — x11-xserver-utils — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — x11-xserver-utils — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-0465 Upstream summary: xrdb.c in xrdb before 1.0.9 in X.Org X11R7.6 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from […]

Read more
How to Schedule Backups with restic on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Schedule Backups with restic on Debian 13

Introduction How to Schedule Backups with restic on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. […]

Read more
Alpine Linux 3.20 — perl-lwp-protocol-https — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — perl-lwp-protocol-https — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 6.11-r0 📖 ~4 min read  •  Source: Alpine secdb entry — perl-lwp-protocol-https 6.11-r0 Related CVEs: CVE-2014-3230 Upstream summary: Alpine main repository for vv3.20 ships perl-lwp-protocol-https 6.11-r0 which addresses CVE-2014-3230. Table of contents Symptom & Impact Environment […]

Read more
Debian 13 — t-prot — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — t-prot — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-4404 Upstream summary: Unspecified vulnerability in t-prot (TOFU Protection) before 2.8 allows remote attackers to cause a denial of service via unspecified vectors related to the "–maxlines" option […]

Read more
Common Problems 119625

Debian 13 PostgreSQL Fails to Start After Minor Version Update

🟡 Medium   ⏱ 5–30 min  Last verified: 27 August 2025 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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

Debian 13 — ctorrent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1759 Upstream summary: Stack-based buffer overflow in the btFiles::BuildFromMI function (trunk/btfiles.cpp) in Enhanced CTorrent (aka dTorrent) 3.3.2 and probably earlier, and CTorrent 1.3.4, allows remote attackers to cause […]

Read more
CHAT