Common Problems

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2022-10078)

🟠 High   ⏱ 15–60 min  Last verified: 9 July 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-10078 Related CVEs: CVE-2022-4378 CVE-2022-1184 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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Alpine Linux 3.18 — libvpx — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — libvpx — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.8.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libvpx 1.8.2-r0 Related CVEs: CVE-2020-0034 CVE-2019-9371 CVE-2019-9433 CVE-2019-9325 CVE-2019-9232 CVE-2023-5217 Upstream summary: Alpine community repository for vv3.18 ships libvpx 1.8.2-r0 which addresses CVE-2020-0034. Table of […]

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

FreeBSD 12 — xorg-nestserver — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 July 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xorg-server — Multiple vulnerabilities Related CVEs: CVE-2017-12176 CVE-2017-12177 CVE-2017-12178 CVE-2017-12179 CVE-2017-12180 CVE-2017-12181 CVE-2017-12182 CVE-2017-12183  +12 more Upstream summary: The X.Org project reports: CVE-2023-6377/ZDI-CAN-22412/ZDI-CAN-22413: X.Org server: Out-of-bounds memory write in XKB […]

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Alpine Linux 3.18 — gitea — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — gitea — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.5.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gitea 1.5.2-r0 Related CVEs: CVE-2021-45326 CVE-2021-45331 CVE-2021-45329 CVE-2022-42968 CVE-2022-32149 CVE-2022-30781 CVE-2022-27313 CVE-2020-26160  +5 more Upstream summary: Alpine community repository for vv3.18 ships gitea 1.5.2-r0 which […]

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openSUSE Leap 15.5 — kitty — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.5

openSUSE Leap 15.5 — kitty — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.5 📖 ~4 min read  •  Source: SUSE advisory SUSE-SR:2009:002 (see also SUSE bugzilla) Related CVEs: CVE-2008-2383 Upstream summary: CRLF injection vulnerability in xterm allows user-assisted attackers to execute arbitrary commands via LF (aka \n) characters surrounding a command name […]

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Debian 12 — zabbix — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — zabbix — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-6692 CVE-2006-6693 CVE-2007-0640 CVE-2007-6210 CVE-2008-1353 CVE-2009-4498 CVE-2009-4499 CVE-2009-4500  +12 more Upstream summary: Multiple format string vulnerabilities in zabbix before 20061006 allow attackers to cause a denial of service […]

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NetBSD 9.4 — py27-expat — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — py27-expat — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2018-14647 Upstream summary: pkgsrc audit-packages flagged py27-expat<2.7.16 for vulnerability class 'denial-of-service'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-14647 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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NetBSD 9.4 — udfclient — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — udfclient — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2017-8305 Upstream summary: pkgsrc audit-packages flagged udfclient<0.8.8 for vulnerability class 'buffer-overflow'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-8305 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

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Debian 12 — dcmtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — dcmtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-6825 CVE-2015-8979 CVE-2019-1010228 CVE-2020-36855 CVE-2021-41687 CVE-2021-41688 CVE-2021-41689 CVE-2021-41690  +12 more Upstream summary: (1) movescu.cc and (2) storescp.cc in dcmnet/apps/, (3) dcmnet/libsrc/scp.cc, (4) dcmwlm/libsrc/wlmactmg.cc, (5) dcmprscp.cc and (6) dcmpsrcv.cc […]

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Windows Server 2022 — KB5030279 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2022

Windows Server 2022 — KB5030279 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2022 📖 ~4 min read  •  Source: Microsoft KB5030279 • MSRC update-guide entry Related CVEs: CVE-2023-38162 CVE-2023-38161 CVE-2023-38152 CVE-2023-38149 CVE-2023-38144 CVE-2023-38143 CVE-2023-38142 CVE-2023-38141  +5 more Affected components: Windows Server 2022 Table of contents Symptom & Impact Environment & Reproduction Root […]

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