Security Hardening

Debian 12 — allegro4.4 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — allegro4.4 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-36489 Upstream summary: Buffer Overflow vulnerability in Allegro through 5.2.6 allows attackers to cause a denial of service via crafted PCX/TGA/BMP files to allegro_image addon. Table of contents […]

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

Debian 11 — xinetd — multiple vulnerabilities (4 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-2002-0871 CVE-2003-0211 CVE-2012-0862 CVE-2013-4342 Upstream summary: xinetd 2.3.4 leaks file descriptors for the signal pipe to services that are launched by xinetd, which could allow those services to […]

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Debian 13 — amavisd-new — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — amavisd-new — 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-2024-28054 Upstream summary: Amavis before 2.12.3 and 2.13.x before 2.13.1, in part because of its use of MIME-tools, has an Interpretation Conflict (relative to some mail user agents) when […]

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

Debian 13 — editorconfig-core — multiple vulnerabilities (3 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-2023-0341 CVE-2024-53849 CVE-2026-40489 Upstream summary: A stack buffer overflow exists in the ec_glob function of editorconfig-core-c before v0.12.6 which allowed an attacker to arbitrarily write to the stack […]

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Debian 13 — webfs — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — webfs — multiple vulnerabilities (4 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-2003-0445 CVE-2003-0832 CVE-2003-0833 CVE-2013-0347 Upstream summary: Buffer overflow in webfs before 1.17.1 allows remote attackers to execute arbitrary code via an HTTP request with a long Request-URI. Table […]

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

Debian 13 — zint — 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-2021-27799 Upstream summary: ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a stack-based buffer overflow that is reachable from the C API through an application that includes the […]

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Debian 10 — inspircd — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — inspircd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-20917 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 12 — freedink-dfarc — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — freedink-dfarc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-0496 Upstream summary: Directory traversal issues in the D-Mod extractor in DFArc and DFArc2 (as well as in RTsoft's Dink Smallwood HD / ProtonSDK version) before 3.14 allow […]

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Debian 13 — gst-plugins-bad1.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gst-plugins-bad1.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-9445 CVE-2016-9446 CVE-2016-9809 CVE-2016-9812 CVE-2016-9813 CVE-2017-5843 CVE-2017-5848 CVE-2021-3185  +12 more Upstream summary: Integer overflow in the vmnc decoder in the gstreamer allows remote attackers to cause a denial […]

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Debian 13 — jakarta-el-api — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jakarta-el-api — 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-2021-28170 Upstream summary: In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were valid. […]

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