Linux

Debian 13 — jgit — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jgit — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-9390 CVE-2023-4759 CVE-2025-4949 Upstream summary: Git before 1.8.5.6, 1.9.x before 1.9.5, 2.0.x before 2.0.5, 2.1.x before 2.1.4, and 2.2.x before 2.2.1 on Windows and OS X; Mercurial before […]

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AlmaLinux 8 — perl-Text-Diff — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Text-Diff — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 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 a […]

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Common Problems 113985

RHEL 10 – SSH login delays caused by reverse DNS lookup timeouts

🟡 Medium   ⏱ 5–30 min  Last verified: 28 November 2025 Affected versions: RHEL 10 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 & […]

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Debian 13 — unace — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — unace — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0160 CVE-2005-0161 CVE-2015-2063 Upstream summary: Multiple buffer overflows in unace 1.2b allow attackers to execute arbitrary code via (1) 2 overflows in ACE archives, (2) a long command […]

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Debian 13 — openvpn3-client — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — openvpn3-client — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-3908 Upstream summary: The configuration initialization tool in OpenVPN 3 Linux v20 through v24 on Linux allows a local attacker to use symlinks pointing at an arbitrary directory which […]

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Debian 13 — django-markupfield — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — django-markupfield — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-0846 Upstream summary: django-markupfield before 1.3.2 uses the default docutils RESTRUCTUREDTEXT_FILTER_SETTINGS settings, which allows remote attackers to include and read arbitrary files via unspecified vectors. Table of contents Symptom […]

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

Rocky Linux 8 — perl-perlfaq — 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 13 — jruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jruby — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-1330 CVE-2011-4838 CVE-2012-5370 CVE-2015-3900 CVE-2017-17742 CVE-2018-1000073 CVE-2018-1000074 CVE-2018-1000075  +12 more Upstream summary: The regular expression engine in JRuby before 1.4.1, when $KCODE is set to 'u', does not […]

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Debian 13 — cfitsio — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — cfitsio — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 28 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3846 CVE-2018-3847 CVE-2018-3848 CVE-2018-3849 CVE-2019-1010060 Upstream summary: In the ffgphd and ffgtkn functions in NASA CFITSIO 3.42, specially crafted images parsed via the library can cause a stack-based […]

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Debian 13 — php-nyholm-psr7 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — php-nyholm-psr7 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 November 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-29197 Upstream summary: guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Affected versions are subject to improper header parsing. An attacker could sneak in a newline (n) […]

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