Common Problems

Debian 9 — libgcrypt20 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — libgcrypt20 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 April 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-0379 CVE-2017-7526 CVE-2018-0495 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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FreeBSD 12 — mosquitto — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mosquitto — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 April 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mosquitto — NULL pointer dereference Upstream summary: Roger Light reports: If an authenticated client connected with MQTT v5 sent a malformed CONNACK message to the broker a NULL pointer dereference […]

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openSUSE Tumbleweed — mcpp — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — mcpp — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:0382-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-14274 Upstream summary: MCPP 2.7.2 has a heap-based buffer overflow in the do_msg() function in support.c. Table of contents Symptom & Impact Environment & Reproduction […]

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FreeBSD 12 — rubygem-rack — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-rack — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 April 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rack — possible denial of service vulnerability in header parsing Related CVEs: CVE-2011-4815 CVE-2011-4838 CVE-2011-5036 CVE-2011-5037 CVE-2015-1840 CVE-2015-3224 CVE-2015-3225 CVE-2015-3226  +7 more Upstream summary: ooooooo_q reports: Carefully crafted input can […]

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

FreeBSD 12 — phpgroupware — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 April 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pear-XML_RPC — remote PHP code injection vulnerability Related CVEs: CVE-2005-2498 Upstream summary: A Hardened-PHP Project Security Advisory reports: When the library parses XMLRPC requests/responses, it constructs a string of PHP […]

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openSUSE Tumbleweed — libserf — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libserf — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2014-3504 Upstream summary: The (1) serf_ssl_cert_issuer, (2) serf_ssl_cert_subject, and (3) serf_ssl_cert_certificate functions in Serf 0.2.0 through 1.3.x before 1.3.7 does not properly handle a NUL […]

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FreeBSD 12 — py36-pyrad — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py36-pyrad — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 April 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: pyrad — multiple vulnerabilities Related CVEs: CVE-2013-0294 CVE-2013-0342 Upstream summary: Nathaniel McCallum reports: packet.py in pyrad before 2.1 uses weak random numbers to generate RADIUS authenticators and hash passwords, which […]

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openSUSE Tumbleweed — thttpd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — thttpd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2017-17663 CVE-2012-5640 CVE-2013-0348 Upstream summary: The htpasswd implementation of mini_httpd before v1.28 and of thttpd before v2.28 is affected by a buffer overflow that can be exploited remotely to […]

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SLES 15 — perl-XML-LibXML — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — perl-XML-LibXML — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 April 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2015:1439-1 (see also SUSE bugzilla) Related CVEs: CVE-2015-3451 Upstream summary: The _clone function in XML::LibXML before 2.0119 does not properly set the expand_entities option, which allows remote attackers to conduct XML external […]

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Debian 9 — openjdk-8 — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — openjdk-8 — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 April 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-10053 CVE-2017-10274 CVE-2018-2579 CVE-2018-2790 CVE-2018-2952 CVE-2018-3136 CVE-2019-2422 CVE-2019-2602  +4 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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