October 2021 - Page 43 of 69

openSUSE Tumbleweed — python36-bleach — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python36-bleach — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2018-7753 CVE-2020-6817 CVE-2020-6816 CVE-2021-23980 Upstream summary: An issue was discovered in Bleach 2.1.x before 2.1.3. Attributes that have URI values weren't properly sanitized if the […]

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FreeBSD 13 — silgraphite — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — silgraphite — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: graphite2 — code execution vulnerability Related CVEs: CVE-2016-1521 CVE-2016-1522 CVE-2016-1523 CVE-2016-1526 Upstream summary: Talos reports: An exploitable denial of service vulnerability exists in the font handling of Libgraphite. A specially […]

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

Debian 11 — ulfius — 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-2021-40540 Upstream summary: ulfius_uri_logger in Ulfius HTTP Framework before 2.7.4 omits con_info initialization and a con_info->request NULL check for certain malformed HTTP requests. Table of contents Symptom & […]

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Oracle Linux 8 — go-toolset:ol8 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — go-toolset:ol8 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-1746)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1746 Related CVEs: CVE-2021-3114 CVE-2021-3115 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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How to Set Up Dovecot IMAP Server on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Set Up Dovecot IMAP Server on FreeBSD 13

Introduction FreeBSD 13 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up set up dovecot imap server on freebsd 13 on FreeBSD 13 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any […]

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Debian 11 — sip-tester — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — sip-tester — multiple vulnerabilities (2 CVEs) — 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-2008-1959 CVE-2008-2085 Upstream summary: Stack-based buffer overflow in the get_remote_video_port_media function in call.cpp in SIPp 3.0 allows remote attackers to cause a denial of service and possibly execute […]

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Debian 11 — backintime — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — backintime — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3611 CVE-2017-16667 CVE-2017-7572 Upstream summary: common/snapshots.py in Back In Time (aka backintime) 0.9.26 changes certain permissions to 0777 before deleting the files in an old backup snapshot, which […]

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Debian 11 — gnuplot — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gnuplot — multiple vulnerabilities (15 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-2017-9670 CVE-2018-19490 CVE-2018-19491 CVE-2018-19492 CVE-2020-25412 CVE-2020-25559 CVE-2020-25969 CVE-2021-44917  +7 more Upstream summary: An uninitialized stack variable vulnerability in load_tic_series() in set.c in gnuplot 5.2.rc1 allows an attacker to […]

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

Debian 11 — mapproxy — 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-2017-1000426 Upstream summary: MapProxy version 1.10.3 and older is vulnerable to a Cross Site Scripting attack in the demo service resulting in possible information disclosure. Table of contents […]

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

Debian 11 — byzanz — 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-2015-2785 Upstream summary: The GIF encoder in Byzanz allows remote attackers to cause a denial of service (out-of-bounds heap write and crash) or possibly execute arbitrary code via […]

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