September 2021

FreeBSD 13 — aacplusenc — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — aacplusenc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: aacplusenc — denial of service Related CVEs: CVE-2017-14181 Upstream summary: Gentoo developers report: DeleteBitBuffer in libbitbuf/bitbuffer.c in mp4tools aacplusenc 0.17.5 allows remote attackers to cause a denial of service (invalid […]

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Oracle Linux 8 — 389-ds:1.4 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — 389-ds:1.4 — security and stability fixes — required update (ELSA-2021-1086)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1086 Related CVEs: CVE-2020-35518 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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FreeBSD 13 — libproxy-webkit — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — libproxy-webkit — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libproxy — stack-based buffer overflow Related CVEs: CVE-2012-4504 Upstream summary: Tomas Hoger reports: A buffer overflow flaw was discovered in the libproxy's url::get_pac() used to download proxy.pac proxy auto-configuration file. […]

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Debian 11 — spamass-milter — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — spamass-milter — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1132 Upstream summary: The mlfi_envrcpt function in spamass-milter.cpp in SpamAssassin Milter Plugin 0.3.1, when using the expand option, allows remote attackers to execute arbitrary system commands via shell […]

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How to Deploy a Symfony Application on SLES 12 — step-by-step SUSE Linux Enterprise 12 tutorial on Progressive Robot

How to Deploy a Symfony Application on SLES 12

Introduction This tutorial covers How to Deploy a Symfony Application 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: zypper […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: popfile file disclosure Upstream summary: John Graham-Cumming reports that certain configurations of POPFile may allow the retrieval of any files with the extensions .gif, .png, .ico, .css, as well as […]

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Python getattr() — step-by-step Python tutorial on Progressive Robot

Python getattr()

URL: https://www.progressiverobot.com/python-getattr/ In our previous tutorial we learned about [python system command](/community/tutorials/python-system-command-os-subprocess-call). In this tutorial we will be discussing about Python getattr() function. Python getattr() function Python getattr() function is used to get the value of an object’s attribute and if no attribute of that object is found, default value is returned. Basically, returning the […]

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FreeBSD 13 — xchat — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — xchat — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xchat remotely exploitable buffer overflow (Socks5) Related CVEs: CVE-2004-0409 Upstream summary: A straightforward stack buffer overflow exists in XChat's Socks5 proxy support. The XChat developers report that `tsifra' discovered this […]

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

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

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-11311 CVE-2018-10017 CVE-2018-11710 CVE-2018-20860 CVE-2018-20861 CVE-2018-6611 CVE-2019-14380 CVE-2019-14381  +3 more Upstream summary: soundlib/Load_psm.cpp in OpenMPT through 1.26.12.00 and libopenmpt before 0.2.8461-beta26 has a heap buffer overflow with the […]

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