Common Problems

openSUSE Tumbleweed — cups-pk-helper — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — cups-pk-helper — 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-2012-4510 Upstream summary: cups-pk-helper before 0.2.3 does not properly wrap the (1) cupsGetFile and (2) cupsPutFile function calls, which allows user-assisted remote attackers to read […]

Read more
FreeBSD 12 — rubygem20-ruby_parser — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem20-ruby_parser — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-ruby_parser — insecure tmp file usage Related CVEs: CVE-2013-0162 Upstream summary: Michael Scherer reports: This is a relatively minor tmp file usage issue. Table of contents Symptom & Impact Environment […]

Read more
Amazon Linux 2 — python-rtslib — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — python-rtslib — vulnerability — 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 ALAS2-2021-1589 Related CVEs: CVE-2020-14019 Upstream summary: A flaw was found in Open-iSCSI rtslib-fb through versions 2.1.72, where it has weak permissions for /etc/target/saveconfig.json because the shutil.copyfile, instead of shutil.copy is […]

Read more
FreeBSD 12 — zabbix-agent — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — zabbix-agent — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: zabbix — php frontend multiple vulnerabilities Upstream summary: Secunia reports: Some vulnerabilities have been reported in the ZABBIX PHP frontend, which can be exploited by malicious people to conduct cross-site […]

Read more
Amazon Linux 2 — libwebp — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libwebp — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1676 Related CVEs: CVE-2018-25011 CVE-2020-36328 CVE-2020-36329 CVE-2018-25013 CVE-2018-25014 CVE-2020-36330 CVE-2020-36331 Upstream summary: A flaw was found in libwebp. A heap-based buffer overflow was found in PutLE16(). The highest threat from […]

Read more
FreeBSD 12 — linux-firefox-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — linux-firefox-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Mozilla — multiple vulnerabilities Related CVEs: CVE-2006-3113 CVE-2006-3677 CVE-2006-3801 CVE-2006-3802 CVE-2006-3803 CVE-2006-3804 CVE-2006-3805 CVE-2006-3806  +12 more Upstream summary: The Mozilla Project reports: MFSA 2011-12 Miscellaneous memory safety hazards MFSA 2011-13 […]

Read more
Common Problems 115565

RHEL 7 tuned Profile Causes High Latency

🟡 Medium   ⏱ 5–30 min  Last verified: 25 February 2020 Affected versions: RHEL 7 📖 ~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 & […]

Read more
FreeBSD 12 — postgresql10-server — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — postgresql10-server — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: PostgreSQL Server — execute arbitrary SQL code as DBA user Related CVEs: CVE-2017-15098 CVE-2017-15099 CVE-2018-1052 CVE-2018-1053 CVE-2018-1058 CVE-2018-10915 CVE-2018-10925 CVE-2018-16850  +8 more Upstream summary: The PostgreSQL project reports: Confine additional […]

Read more
Common Problems 115498

RHEL 7 systemctl Restart Hangs Due to ExecStop Timeout

🟡 Medium   ⏱ 5–30 min  Last verified: 25 February 2020 📖 ~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 & Cross-Refs References & Further […]

Read more
Common Problems 113082

Windows Server 2016 — Uneven traffic distribution across NLB nodes due to NIC offload inconsistency — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 25 February 2020 Affected versions: Windows Server 2016 📖 ~2 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 […]

Read more
CHAT