Common Problems

Ubuntu 18.04 — kopanocore — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — kopanocore — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 August 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6876-1 Related CVEs: CVE-2019-19907 CVE-2022-26562 Upstream summary: It was discovered that Kopano Core allowed out-of-bounds access. An attacker could use this issue to expose private information. This issue only affected […]

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Alpine Linux edge — logrotate — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — logrotate — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.20.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — logrotate 3.20.1-r0 Related CVEs: CVE-2022-1348 Upstream summary: Alpine main repository for vedge ships logrotate 3.20.1-r0 which addresses CVE-2022-1348. Table of contents Symptom & Impact Environment […]

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Ubuntu 22.04 — libphp-phpmailer — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libphp-phpmailer — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 August 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5956-1 Related CVEs: CVE-2016-10033 CVE-2016-10045 CVE-2017-11503 CVE-2017-5223 CVE-2018-19296 CVE-2020-13625 CVE-2021-3603 Upstream summary: Dawid Golunski discovered that PHPMailer was not properly escaping user input data used as arguments to functions executed […]

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Oracle Linux 9 — postgresql — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — postgresql — vulnerability — patch and remediation guide (ELSA-2022-4771)

🟠 High   ⏱ 15–60 min  Last verified: 10 August 2022 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-4771 Related CVEs: CVE-2022-1552 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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AlmaLinux 8 — libserf — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libserf — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:2234 Related CVEs: CVE-2022-24070 CVE-2020-17525 CVE-2019-0203 CVE-2018-11782 Upstream summary: Subversion (SVN) is a concurrent version control system which enables one or more users to collaborate in developing and maintaining a hierarchy of […]

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Oracle Linux 8 — systemd security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — systemd security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1611)

🟡 Medium   ⏱ 10–30 min  Last verified: 9 August 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1611 Related CVEs: CVE-2020-13776 CVE-2019-3842 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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IBM AIX 7.3 — CVE-2015-9281 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2015-9281 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 9 August 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2015-9281, IBM PSIRT advisory page CVE: CVE-2015-9281 NVD summary: Logon Manager in SAS Web Infrastructure Platform before 9.4M3 allows reflected XSS on the Timeout page. References: support.sas.com/kb/55/537.html   support.sas.com/kb/55/537.html Table of contents […]

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FreeBSD 13 — py310-treq — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py310-treq — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-treq — sensitive information leak vulnerability Related CVEs: CVE-2022-23607 Upstream summary: Treq's request methods (`treq.get`, `treq.post`, `HTTPClient.request`, `HTTPClient.get`, etc.) accept cookies as a dictionary. Such cookies are not bound to […]

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FreeBSD 13 — linux-f10-gnutls — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-f10-gnutls — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gnutls — multiple certificate verification issues Related CVEs: CVE-2014-0092 CVE-2014-1959 Upstream summary: GnuTLS project reports: A vulnerability was discovered that affects the certificate verification functions of all gnutls versions. A […]

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