Common Problems

FreeBSD 13 — cvs+ipv — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — cvs+ipv — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: cvsbug — race condition Related CVEs: CAN-2005-2693 CVE-2004-0180 CVE-2004-0405 CVE-2004-0414 CVE-2004-0416 CVE-2004-0417 CVE-2004-0418 CVE-2004-0778 Upstream summary: Problem description A temporary file is created, used, deleted, and then re-created with the […]

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FreeBSD 13 — zabbix3-server — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — zabbix3-server — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Zabbix — Remote code execution Related CVEs: CVE-2017-2824 CVE-2020-11800 Upstream summary: Zabbix reports: Fixed security vulnerability cve-2020-11800 (remote code execution). (ZBX-17600) Table of contents Symptom & Impact Environment & Reproduction […]

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Common Problems 112972

Windows Server 2016 — DHCP NACK storms after VLAN resegmentation create widespread endpoint disconnects — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 31 December 2021 Affected versions: Windows Server 2016 📖 ~2 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 […]

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Debian 11 — neon27 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — neon27 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3746 CVE-2009-2474 Upstream summary: neon 0.28.0 through 0.28.2 allows remote servers to cause a denial of service (NULL pointer dereference and crash) via vectors related to Digest authentication, […]

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FreeBSD 13 — unzoo — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — unzoo — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: unzoo — Directory Traversal Vulnerability Upstream summary: Secunia reports: Doubles has discovered a vulnerability in Unzoo, which potentially can be exploited by malicious people to compromise a user's system. The […]

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Debian 11 — irssi-scripts — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — irssi-scripts — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-4396 CVE-2007-4398 Upstream summary: Multiple CRLF injection vulnerabilities in (1) ixmmsa.pl 0.3, (2) l33tmusic.pl 2.00, (3) mpg123.pl 0.01, (4) ogg123.pl 0.01, (5) xmms.pl 2.0, (6) xmms2.pl 1.1.3, and […]

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FreeBSD 13 — dircproxy-devel — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — dircproxy-devel — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 December 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dircproxy — remote denial of service Related CVEs: CVE-2007-5226 Upstream summary: Securiweb reports: dircproxy allows remote attackers to cause a denial of service (segmentation fault) via an ACTION command without […]

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Arch Linux — thefuck — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — thefuck — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202106-39 Related CVEs: CVE-2021-34363 Upstream summary: Type: arbitrary file overwrite. Status: Fixed. Affected: 3.30-3. Fixed in: 3.31-1. Group: AVG-2062. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — elinks — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — elinks — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-5925 CVE-2007-2027 CVE-2007-5034 CVE-2008-7224 CVE-2012-4545 CVE-2012-6709 Upstream summary: Links web browser 1.00pre12 and Elinks 0.9.2 with smbclient installed allows remote attackers to execute arbitrary code via shell metacharacters […]

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Debian 11 — asn1c — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — asn1c — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-12966 CVE-2020-23910 CVE-2020-23911 Upstream summary: The asn1f_lookup_symbol_impl function in asn1fix_retrieve.c in libasn1fix.a in asn1c 0.9.28 allows remote attackers to cause a denial of service (segmentation fault) via a […]

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CHAT