Common Problems

NetBSD 9.4 — pidgin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — pidgin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2009-1373 CVE-2009-1374 CVE-2009-1375 CVE-2009-1376 CVE-2016-2371 CVE-2016-2368 CVE-2016-2376 CVE-2016-1000030  +12 more Upstream summary: pkgsrc audit-packages flagged pidgin<2.4.3 for vulnerability class 'arbitrary-code-execution'. Reference: http://archives.neohapsis.com/archives/bugtraq/2008-06/0225.html Table of contents Symptom & Impact Environment […]

Read more
SLES 12 — cpp7 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — cpp7 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 August 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3021-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-4039 CVE-2019-14250 CVE-2019-15847 CVE-2020-13844 Upstream summary: **DISPUTED**A failure in the -fstack-protector feature in GCC-based toolchains that target AArch64 allows an attacker to exploit an existing […]

Read more
Oracle Linux 8 — kvm_utils3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kvm_utils3 — vulnerability — patch and remediation guide (ELSA-2023-12855)

🟠 High   ⏱ 15–60 min  Last verified: 15 August 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12855 Related CVEs: CVE-2023-3301 CVE-2023-3255 CVE-2023-2700 CVE-2023-3354 CVE-2023-3750 CVE-2023-0330 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
Alpine Linux 3.18 — openjdk16 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — openjdk16 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 16.0.2_p7-r0 📖 ~4 min read  •  Source: Alpine secdb entry — openjdk16 16.0.2_p7-r0 Related CVEs: CVE-2021-2388 CVE-2021-2369 CVE-2021-2341 Upstream summary: Alpine community repository for vv3.18 ships openjdk16 16.0.2_p7-r0 which addresses CVE-2021-2388. Table of contents Symptom & […]

Read more
Alpine Linux 3.18 — gst-plugins-base — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — gst-plugins-base — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.22.12-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gst-plugins-base 1.22.12-r0 Related CVEs: ZDI-CAN-23896 CVE-2021-3522 CVE-2019-9928 Upstream summary: Alpine main repository for vv3.18 ships gst-plugins-base 1.22.12-r0 which addresses ZDI-CAN-23896. Table of contents Symptom & […]

Read more
Common Problems 114447

DNS Resolution Fails After NetworkManager Changes

🟡 Medium   ⏱ 5–30 min  Last verified: 14 August 2023 📖 ~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
NetBSD 9.4 — ruby-em-http-request — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-em-http-request — 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-2020-13482 Upstream summary: pkgsrc audit-packages flagged ruby{22,24,25,26,27}-em-http-request-[0-9]* for vulnerability class 'improper-certificate-validation'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-13482 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

Read more
NetBSD 9.4 — ruby-actionpack — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ruby-actionpack — multiple vulnerabilities (7 CVEs) — 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-2012-1099 CVE-2013-0155 CVE-2014-0081 CVE-2014-0130 CVE-2015-7579 CVE-2014-0082 CVE-2015-7581 Upstream summary: pkgsrc audit-packages flagged ruby{18,19,193}-actionpack>3<3.0.12 for vulnerability class 'cross-site-scripting'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-1099 Table of contents Symptom & Impact Environment & Reproduction Root […]

Read more
Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-6003)

🟡 Medium   ⏱ 10–30 min  Last verified: 14 August 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-6003 Related CVEs: CVE-2022-1055 CVE-2022-0494 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
NetBSD 9.4 — p5-Crypt-OpenSSL-DSA — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — p5-Crypt-OpenSSL-DSA — 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-2009-0129 Upstream summary: pkgsrc audit-packages flagged p5-Crypt-OpenSSL-DSA<0.13nb6 for vulnerability class 'ssl-certificate-spoofing'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0129 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

Read more
CHAT