Common Problems

Debian 13 — ruby-webrick — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ruby-webrick — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-47220 CVE-2025-6442 Upstream summary: An issue was discovered in the WEBrick toolkit through 1.8.1 for Ruby. It allows HTTP request smuggling by providing both a Content-Length header and […]

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NetBSD 9.4 — libheif — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libheif — multiple vulnerabilities (9 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-2020-23109 CVE-2023-0996 CVE-2023-29659 CVE-2023-49462 CVE-2025-68431 CVE-2026-3949 CVE-2026-3950 CVE-2020-19498  +1 more Upstream summary: pkgsrc audit-packages flagged libheif<1.7.0 for vulnerability class 'heap-overflow'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-23109 Table of contents Symptom & Impact Environment […]

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Common Problems 113926

RHEL 10 Kernel Updated But Old Kernel Remains Default

🟡 Medium   ⏱ 5–30 min  Last verified: 27 March 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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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FreeBSD 15 — junkbuster-zlib — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — junkbuster-zlib — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: junkbuster — heap corruption vulnerability and configuration modification vulnerability Related CVEs: CVE-2005-1108 CVE-2005-1109 Upstream summary: A Debian advisory reports: James Ranson discovered that an attacker can modify the referrer setting […]

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Debian 11 — libxpm — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libxpm — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 March 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-10164 CVE-2022-44617 CVE-2022-46285 CVE-2022-4883 CVE-2023-43788 CVE-2023-43789 CVE-2026-4367 Upstream summary: Multiple integer overflows in libXpm before 3.5.12, when a program requests parsing XPM extensions on a 64-bit platform, allow […]

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Amazon Linux 2 — libvpx — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libvpx — multiple vulnerabilities (9 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 ALAS2-2025-2897 Related CVEs: CVE-2025-5283 CVE-2024-5197 CVE-2023-44488 CVE-2023-6349 CVE-2017-0393 CVE-2019-9232 CVE-2019-9433 CVE-2020-0034  +1 more Upstream summary: Use after free in libvpx in Google Chrome prior to 137.0.7151.55 allowed a remote attacker […]

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Debian 13 — python-tablib — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — python-tablib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-2810 Upstream summary: An exploitable vulnerability exists in the Databook loading functionality of Tablib 0.11.4. A yaml loaded Databook can execute arbitrary python commands resulting in command execution. An […]

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Rocky Linux 8 — perl-Storable — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-Storable — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8096 Related CVEs: CVE-2025-40909 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have […]

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Debian 11 — node-flatted — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-flatted — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-32141 CVE-2026-33228 Upstream summary: flatted is a circular JSON parser. Prior to 3.4.0, flatted's parse() function uses a recursive revive() phase to resolve circular references in deserialized JSON. […]

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