Common Problems

Ubuntu 16.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 31 December 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6558-1 Related CVEs: CVE-2018-13440 CVE-2018-17095 CVE-2019-13147 CVE-2022-24599 Upstream summary: It was discovered that audiofile could be made to dereference invalid memory. If a user or an automated system were tricked […]

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SLES 12 — libpcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libpcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 31 December 2022 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2022:1680-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-1587 CVE-2022-41409 Upstream summary: An out-of-bounds read vulnerability was discovered in the PCRE2 library in the get_recurse_data_length() function of the pcre2_jit_compile.c file. This issue affects […]

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Common Problems 117004

Ubuntu 22.04 LTS Nginx Fails Because Port 80 Is Already in Use

🟡 Medium   ⏱ 5–30 min  Last verified: 30 December 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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IBM AIX 7.3 — CVE-2002-0790 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2002-0790 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 10–30 min  Last verified: 30 December 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2002-0790, IBM Support Bulletin CVE: CVE-2002-0790 NVD summary: clchkspuser and clpasswdremote in AIX expose an encrypted password in the cspoc.log file, which could allow local users to gain privileges. References: techsupport.services.ibm.com/server/aix.uhuic_ge   […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 30 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-0164 CVE-2014-0175 CVE-2014-3248 CVE-2014-3251 CVE-2016-2788 CVE-2017-2292 Upstream summary: openshift-origin-broker-util, as used in Red Hat OpenShift Enterprise 1.2.7 and 2.0.5, uses world-readable permissions for the mcollective client.cfg configuration file, […]

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Common Problems 115496

RHEL 7 service crond Not Starting at Boot

🟡 Medium   ⏱ 5–30 min  Last verified: 30 December 2022 Affected versions: RHEL 7 📖 ~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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Debian 11 — golang-github-proglottis-gpgme — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-github-proglottis-gpgme — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-8945 Upstream summary: The proglottis Go wrapper before 0.1.1 for the GPGME library has a use-after-free, as demonstrated by use for container image pulls by Docker or CRI-O. […]

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Debian 11 — libseccomp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libseccomp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 30 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-9893 Upstream summary: libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to […]

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Debian 11 — golang-go.crypto — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — golang-go.crypto — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 December 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-3204 CVE-2019-11840 CVE-2019-11841 CVE-2020-29652 CVE-2020-9283 CVE-2021-43565 CVE-2022-27191 CVE-2022-30636  +12 more Upstream summary: The Go SSH library (x/crypto/ssh) by default does not verify host keys, facilitating man-in-the-middle attacks. Default […]

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