IT, Cloud & DevOps Blog

Debian 13 — arpwatch — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — arpwatch — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-2653 Upstream summary: arpwatch 2.1a15, as used by Red Hat, Debian, Fedora, and possibly others, does not properly drop supplementary groups, which might allow attackers to gain root […]

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Debian 12 — libtpms — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libtpms — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-3446 CVE-2021-3505 CVE-2021-3569 CVE-2021-3623 CVE-2021-3746 CVE-2023-1017 CVE-2023-1018 CVE-2025-49133 Upstream summary: A flaw was found in libtpms in versions before 0.8.2. The commonly used integration of libtpms with OpenSSL […]

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Debian 11 — docopt.cpp — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — docopt.cpp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-67125 Upstream summary: A signed integer overflow in docopt.cpp v0.6.2 (LeafPattern::match in docopt_private.h) when merging occurrence counters (e.g., default LONG_MAX + first user "-v/–verbose") can cause counter wrap […]

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Debian 11 — mpg321 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mpg321 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0969 CVE-2017-11552 CVE-2019-14247 Upstream summary: mpg321 0.2.10 allows remote attackers to overwrite memory and possibly execute arbitrary code via an mp3 file that passes certain strings to the […]

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Debian 9 — neutron — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — neutron — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-9735 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Debian 11 — containerd — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — containerd — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-15157 CVE-2020-15257 CVE-2021-21334 CVE-2021-32760 CVE-2021-41103 CVE-2022-23471 CVE-2022-23648 CVE-2022-24769  +6 more Upstream summary: In containerd (an industry-standard container runtime) before version 1.2.14 there is a credential leaking vulnerability. If […]

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Debian 13 — opusfile — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — opusfile — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-47021 Upstream summary: A null pointer dereference issue was discovered in functions op_get_data and op_open1 in opusfile.c in xiph opusfile 0.9 thru 0.12 allows attackers to cause denial of […]

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

Debian 12 — rpki-client — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-3909 CVE-2021-43172 CVE-2021-43173 Upstream summary: OctoRPKI does not limit the length of a connection, allowing for a slowloris DOS attack to take place which makes OctoRPKI wait forever. […]

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

Debian 11 — rhonabwy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-32096 CVE-2024-25714 Upstream summary: Rhonabwy before v1.1.5 was discovered to contain a buffer overflow via the component r_jwe_aesgcm_key_unwrap. This vulnerability allows attackers to cause a Denial of Service […]

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

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

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-1389 CVE-2003-0435 CVE-2005-0105 CVE-2006-1515 CVE-2007-6220 Upstream summary: Buffer overflow in typespeed 0.4.2 and earlier allows local users to gain privileges via long input. Table of contents Symptom & […]

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