Debian

Debian 11 — ruby-sanitize — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-sanitize — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 July 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3740 CVE-2020-4054 CVE-2023-23627 CVE-2023-36823 Upstream summary: A specially crafted HTML fragment can cause Sanitize gem for Ruby to allow non-whitelisted attributes to be used on a whitelisted HTML […]

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Debian 11 — dmidecode — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — dmidecode — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 July 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-30630 Upstream summary: Dmidecode before 3.5 allows -dump-bin to overwrite a local file. This has security relevance because, for example, execution of Dmidecode via Sudo is plausible. NOTE: […]

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Debian 12 — nexuiz — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — nexuiz — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 27 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-6609 CVE-2006-6610 CVE-2007-0657 Upstream summary: Nexuiz before 2.2.1 allows remote attackers to cause a denial of service (resource exhaustion or crash) via unspecified vectors related to "fake players." […]

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Debian 12 — lsyncd — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lsyncd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-8990 Upstream summary: default-rsyncssh.lua in Lsyncd 2.1.5 and earlier allows remote attackers to execute arbitrary commands via shell metacharacters in a filename. Table of contents Symptom & Impact […]

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Debian 12 — mozc — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — mozc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-4509 Upstream summary: The default configuration of IBUS 1.5.4, and possibly 1.5.2 and earlier, when IBus.InputPurpose.PASSWORD is not set and used with GNOME 3, does not obscure the […]

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Debian 12 — crmsh — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — crmsh — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35459 Upstream summary: An issue was discovered in ClusterLabs crmsh through 4.2.1. Local attackers able to call "crm history" (when "crm" is run) were able to execute commands […]

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Debian 12 — libast — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libast — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-0224 Upstream summary: Buffer overflow in Library of Assorted Spiffy Things (LibAST) 0.6.1 and earlier, as used in Eterm and possibly other software, allows local users to execute […]

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Debian 12 — purity — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — purity — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1124 Upstream summary: Multiple buffer overflows in purity 1-16 allow local users to gain privileges and modify high scores tables. Table of contents Symptom & Impact Environment & […]

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Debian 12 — python-hpack — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-hpack — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 July 2023 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-6581 Upstream summary: A HTTP/2 implementation built using any version of the Python HPACK library between v1.0.0 and v2.2.0 could be targeted for a denial of service attack, […]

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Common Problems 120135

Debian 12 TLS Certificate Renewal Failures

🟠 High   ⏱ 5–30 min  Last verified: 25 July 2023 Affected versions: Debian 12 📖 ~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 & […]

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CHAT