Common Problems

FreeBSD 12 — libproxy-perl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libproxy-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2020 Affected versions: FreeBSD 12 📖 ~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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FreeBSD 12 — p7zip — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — p7zip — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: p7zip — usage of uninitialized memory Related CVEs: CVE-2015-1038 CVE-2016-2334 CVE-2016-2335 CVE-2016-9296 CVE-2017-17969 CVE-2018-10115 Upstream summary: NVD reports: Incorrect initialization logic of RAR decoder objects in 7-Zip 18.03 and before […]

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FreeBSD 12 — linux-f10-curl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-f10-curl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: cURL — inappropriate GSSAPI delegation Related CVEs: CVE-2011-2192 Upstream summary: cURL reports: When doing GSSAPI authentication, libcurl unconditionally performs credential delegation. This hands the server a copy of the client's […]

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FreeBSD 12 — php53-sqlite — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — php53-sqlite — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: php5-sqlite — open_basedir bypass Related CVEs: CVE-2012-3365 Upstream summary: MITRE CVE team reports: The SQLite functionality in PHP before 5.3.15 allows remote attackers to bypass the open_basedir protection mechanism via […]

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Ubuntu 16.04 — walinuxagent — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — walinuxagent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 April 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3907-1 Related CVEs: CVE-2019-0804 Upstream summary: It was discovered that WALinuxAgent created swap files with incorrect permissions. A local attacker could possibly use this issue to obtain sensitive information from […]

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Oracle Linux 8 — python-pillow — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python-pillow — vulnerability — patch and remediation guide (ELSA-2020-0580)

🟠 High   ⏱ 15–60 min  Last verified: 10 April 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-0580 Related CVEs: CVE-2020-5312 CVE-2019-16865 CVE-2020-5311 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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openSUSE Tumbleweed — guestfsd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — guestfsd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2013:1626-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-4419 CVE-2013-2124 Upstream summary: The guestfish command in libguestfs 1.20.12, 1.22.7, and earlier, when using the –remote or –listen option, does not properly check the […]

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IBM AIX 7.2 — CVE-2020-4494 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2020-4494 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 10 April 2020 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2020-4494, IBM Support Bulletin CVE: CVE-2020-4494 NVD summary: IBM Spectrum Protect Client 8.1.7.0 through 8.1.9.1 (Linux and Windows), 8.1.9.0 trough 8.1.9.1 (AIX) and IBM Spectrum Protect for Space Management 8.1.7.0 through 8.1.9.1 […]

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FreeBSD 12 — py27-django-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py27-django-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 April 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: django — multiple vulnerabilities Related CVEs: CVE-2012-3442 CVE-2012-3443 CVE-2012-3444 CVE-2013-1443 CVE-2013-4315 CVE-2014-0472 CVE-2014-0473 CVE-2014-0474  +12 more Upstream summary: Tim Graham reports: Malicious redirect and possible XSS attack via user-supplied redirect […]

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Common Problems 121064

Debian 10: Nginx cannot bind to port 80

🟠 High   ⏱ 5–30 min  Last verified: 9 April 2020 Affected versions: Debian 10 📖 ~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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