Common Problems

Common Problems 113569

Windows Server 2012 R2 – SMB share and NTFS permission collision causing read-only mounts – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 22 February 2020 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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Amazon Linux 2 — autotrace — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — autotrace — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2023-1929 Related CVEs: CVE-2016-7392 CVE-2017-9182 CVE-2019-19004 CVE-2019-19005 Upstream summary: Heap-based buffer overflow in the pstoedit_suffix_table_init function in output-pstoedit.c in AutoTrace 0.31.1 allows remote attackers to cause a denial of service […]

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IBM AIX 7.2 — CVE-2020-4406 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2020-4406 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 22 February 2020 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2020-4406, IBM Support Bulletin CVE: CVE-2020-4406 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 — rubygem-rails-html-sanitizer — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem-rails-html-sanitizer — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rails-html-sanitizer — possible XSS vulnerability Related CVEs: CVE-2015-7576 CVE-2015-7577 CVE-2015-7581 CVE-2016-0751 CVE-2016-0752 CVE-2016-0753 CVE-2018-3741 Upstream summary: OSS-Security list: There is a possible XSS vulnerability in rails-html-sanitizer. The gem allows non-whitelisted […]

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FreeBSD 12 — mencoder — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mencoder — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ffmpeg — remote denial of service in JPEG2000 decoder Related CVEs: CVE-2014-4610 CVE-2015-3395 CVE-2015-6761 CVE-2015-6818 CVE-2015-6819 CVE-2015-6820 CVE-2015-6821 CVE-2015-6822  +12 more Upstream summary: FFmpeg security reports: FFmpeg 2.8.6 fixes the […]

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

openSUSE Tumbleweed — fribidi — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2021:0763-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-18397 Upstream summary: A buffer overflow in the fribidi_get_par_embedding_levels_ex() function in lib/fribidi-bidi.c of GNU FriBidi through 1.0.7 allows an attacker to cause a denial of […]

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Ubuntu 16.04 — miniupnpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — miniupnpd — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 February 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4542-1 Related CVEs: CVE-2019-12107 CVE-2019-12108 CVE-2019-12109 CVE-2019-12110 CVE-2019-12111 Upstream summary: It was discovered that MiniUPnPd did not properly validate callback addresses. A remote attacker could possibly use this issue to […]

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Ubuntu 16.04 — vino — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — vino — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 February 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4636-1 Related CVEs: CVE-2020-25708 CVE-2014-6053 CVE-2018-7225 CVE-2019-15681 CVE-2020-14397 CVE-2020-14402 CVE-2020-14403 CVE-2020-14404 Upstream summary: It was discovered that LibVNCServer incorrectly handled certain internals. An attacker could possibly use this issue to […]

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openSUSE Tumbleweed — DirectFB — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

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

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2015:0807-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-2977 CVE-2014-2978 Upstream summary: Multiple integer signedness errors in the Dispatch_Write function in proxy/dispatcher/idirectfbsurface_dispatcher.c in DirectFB 1.4.13 allow remote attackers to cause a denial of […]

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Oracle Linux 8 — subversion:1.10 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — subversion:1.10 — vulnerability — patch and remediation guide (ELSA-2021-0507)

🟠 High   ⏱ 15–60 min  Last verified: 22 February 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0507 Related CVEs: CVE-2020-17525 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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