Operations

FreeBSD 12 — libpano — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libpano — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libpano13 — arbitrary memory access through format string vulnerability Related CVEs: CVE-2021-20307 Upstream summary: libpano13 developers reports: Fix crash and security issue caused by malformed filename prefix Table of contents […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-psutil — double free vulnerability Related CVEs: CVE-2019-18874 Upstream summary: ret2libc reports: psutil (aka python-psutil) through 5.6.5 can have a double free. This occurs because of refcount mishandling within a […]

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Common Problems 119132

Ubuntu 14.04 LTS Samba share authentication keeps failing

🟡 Medium   ⏱ 5–30 min  Last verified: 19 June 2021 Affected versions: 14.04 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 & […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 19 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pidgin — MSN overflow parsing SLP messages Related CVEs: CVE-2009-1373 CVE-2009-1374 CVE-2009-1375 CVE-2009-1376 CVE-2009-2694 Upstream summary: Secunia reports: A vulnerability has been reported in Pidgin, which can be exploited by […]

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How to Perform a CIS Benchmark Audit on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Perform a CIS Benchmark Audit on SLES 12

Introduction This tutorial covers How to Perform a CIS Benchmark Audit on SLES 12 on SLES 12. SLES 12 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 12 system is up to date: […]

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FreeBSD 13 — linux-c7-libsamplerate — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-c7-libsamplerate — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libsamplerate — multiple vulnerabilities Related CVEs: CVE-2017-7697 Upstream summary: NVD reports: In libsamplerate before 0.1.9, a buffer over-read occurs in the calc_output_single function in src_sinc.c via a crafted audio file. […]

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Common Problems 117906

Ubuntu 18.04 LTS – apt update fails with Release file not valid yet – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 June 2021 Affected versions: Ubuntu 18.04 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 […]

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FreeBSD 13 — pivot-weblog — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — pivot-weblog — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pivot-weblog — file deletion vulnerability Upstream summary: Secunia reports: A vulnerability has been discovered in Pivot, which can be exploited by malicious people to delete certain files. Input passed to […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: lshell — Shell autocomplete reveals forbidden directories Upstream summary: lshell reports: The autocomplete feature allows users to list directories, while they do not have access to those paths (issue #109). […]

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Debian 10 — x11vnc — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — x11vnc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 June 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-29074 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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