Common Problems

Common Problems 120548

Debian 11 – systemd service remains in activating state after reboot

🟠 High   ⏱ 5–30 min  Last verified: 25 April 2022 Affected versions: Debian 11 📖 ~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 & […]

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IBM AIX 7.3 — CVE-2006-1247 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2006-1247 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 10–30 min  Last verified: 25 April 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2006-1247, IBM Support Bulletin CVE: CVE-2006-1247 NVD summary: rm_mlcache_file in bos.rte.install in AIX 5.1.0 through 5.3.0 allows local users to overwrite arbitrary files via a symlink attack on temporary files. References: secunia.com/advisories/19656 […]

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AlmaLinux 8 — scl-utils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — scl-utils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:1959 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Common Problems 116919

Ubuntu 22.04 LTS – apt update fails due to expired repository Release file

🟡 Medium   ⏱ 5–30 min  Last verified: 25 April 2022 Affected versions: Ubuntu 22.04 LTS Ubuntu 22.04 Ubuntu 22.04.4 📖 ~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 […]

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FreeBSD 13 — tnef — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — tnef — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tnef — An attacker may be able to write to the victim's .ssh/authorized_keys file via an e-mail message Related CVEs: CVE-2017-6307 CVE-2017-6308 CVE-2017-6309 CVE-2017-6310 CVE-2019-18849 Upstream summary: [email protected] reports: In […]

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Common Problems 115587

firewalld Rich Rules Override Expected Service Access

🟡 Medium   ⏱ 5–30 min  Last verified: 25 April 2022 📖 ~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 […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 25 April 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ricochet — information disclosure Upstream summary: special reports: By sending a nickname with some HTML tags in a contact request, an attacker could cause Ricochet to make network requests without […]

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Debian 11 — quassel — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — quassel — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-5657 CVE-2010-3443 CVE-2011-3354 CVE-2013-4422 CVE-2013-6404 CVE-2014-8483 CVE-2015-2778 CVE-2015-2779  +6 more Upstream summary: CRLF injection vulnerability in Quassel Core before 0.3.0.3 allows remote attackers to spoof IRC messages as […]

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SLES 15 — patch — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — patch — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 April 2022 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:1338-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-13636 CVE-2010-4651 CVE-2015-1196 CVE-2016-10713 CVE-2018-1000156 CVE-2021-45261 CVE-2019-20633 CVE-2018-6952  +1 more Upstream summary: In GNU patch through 2.7.6, the following of symlinks is mishandled in certain […]

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Debian 11 — tcpreplay — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tcpreplay — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 April 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-6160 CVE-2017-14266 CVE-2018-13112 CVE-2018-17580 CVE-2018-17582 CVE-2018-17974 CVE-2018-18407 CVE-2018-18408  +12 more Upstream summary: tcprewrite in tcpreplay before 4.1.2 allows remote attackers to cause a denial of service (segmentation fault) […]

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