Common Problems

FreeBSD 15 — bidwatcher — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — bidwatcher — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: bidwatcher — format string vulnerability Related CVEs: CVE-2005-0158 Upstream summary: A Debian Security Advisory reports: Ulf Härnhammer from the Debian Security Audit Project discovered a format string vulnerability in bidwatcher, […]

Read more
AlmaLinux 9 — kernel — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — kernel — multiple vulnerabilities (20 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:A009 Related CVEs: CVE-2026-46300 CVE-2026-46333 CVE-2026-43284 CVE-2026-23136 CVE-2026-23270 CVE-2026-31402 CVE-2026-31431 CVE-2025-39766  +12 more Upstream summary: The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * […]

Read more
FreeBSD 15 — lightdm-kde-greeter — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — lightdm-kde-greeter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: lightdm-kde-greeter — Privilege Escalation from lightdm Service User to root Related CVEs: CVE-2025-62876 Upstream summary: SUSE Security Team reports: A Execution with Unnecessary Privileges vulnerability in lightdm-kde-greeter allows escalation from […]

Read more
FreeBSD 15 — postgresql17-plperl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — postgresql17-plperl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL — PL/Perl environment variable changes execute arbitrary code Related CVEs: CVE-2024-10979 Upstream summary: PostgreSQL project reports: Incorrect control of environment variables in PostgreSQL PL/Perl allows an unprivileged database user […]

Read more
Common Problems 115937

ufw allows rule but traffic still blocked

🟡 Medium   ⏱ 5–30 min  Last verified: 28 July 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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 — social-auth-app-django — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — social-auth-app-django — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-32879 CVE-2025-61783 Upstream summary: Python Social Auth is a social authentication/registration mechanism. Prior to version 5.4.1, due to default case-insensitive collation in MySQL or MariaDB databases, third-party authentication […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 28 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: fsplib — multiple vulnerabilities Related CVEs: CVE-2007-3961 CVE-2007-3962 Upstream summary: A Secunia Advisory reports: fsplib can be exploited to compromise an application using the library. A boundary error exists in […]

Read more
FreeBSD 15 — gdk-pixbuf — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — gdk-pixbuf — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 July 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gdk-pixbuf2 — a heap buffer overflow Related CVEs: CVE-2004-0782 CVE-2004-0783 CVE-2004-0788 CVE-2015-4491 CVE-2015-7673 CVE-2015-7674 CVE-2025-7345 Upstream summary: [email protected] reports: A flaw exists in gdk-pixbuf within the gdk_pixbuf__jpeg_image_load_increment function (io-jpeg.c) and […]

Read more
Debian 13 — valkey — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — valkey — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-31227 CVE-2024-31228 CVE-2024-31449 CVE-2024-46981 CVE-2024-51741 CVE-2025-21605 CVE-2025-27151 CVE-2025-32023  +8 more Upstream summary: Redis is an open source, in-memory database that persists on disk. An authenticated with sufficient privileges […]

Read more
NetBSD 9.4 — libvips — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libvips — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-59933 CVE-2026-2913 CVE-2026-3145 CVE-2026-3147 CVE-2026-3281 CVE-2026-3282 CVE-2026-3283 CVE-2026-3284  +1 more Upstream summary: pkgsrc audit-packages flagged libvips<8.17.2 for vulnerability class 'buffer-overflow'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-59933 Table of contents Symptom & Impact Environment […]

Read more
CHAT