Troubleshooting

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

Debian 11 — gawk — 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-2023-4156 Upstream summary: A heap out-of-bounds read flaw was found in builtin.c in the gawk package. This issue may lead to a crash and could be used to […]

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

Debian 11 — freetds — 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-2019-13508 Upstream summary: FreeTDS through 1.1.11 has a Buffer Overflow. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Debian 12 — libxerces2-java — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libxerces2-java — 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-2009-2625 CVE-2012-0881 CVE-2022-23437 Upstream summary: XMLScanner.java in Apache Xerces2 Java, as used in Sun Java Runtime Environment (JRE) in JDK and JRE 6 before Update 15 and JDK […]

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

Debian 11 — filter — 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-2004-1272 Upstream summary: Buffer overflow in the save_embedded_address function in filter.c for elm/bolthole filter 2.6.1 allows remote attackers to execute arbitrary code via a crafted email message. Table […]

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

Debian 12 — librelp — 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-2018-1000140 Upstream summary: rsyslog librelp version 1.2.14 and earlier contains a Buffer Overflow vulnerability in the checking of x509 certificates from a peer that can result in Remote […]

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

Debian 13 — byzanz — 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-2015-2785 Upstream summary: The GIF encoder in Byzanz allows remote attackers to cause a denial of service (out-of-bounds heap write and crash) or possibly execute arbitrary code via a […]

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Debian 13 — libgphoto2 — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libgphoto2 — multiple vulnerabilities (8 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-2026-40333 CVE-2026-40334 CVE-2026-40335 CVE-2026-40336 CVE-2026-40338 CVE-2026-40339 CVE-2026-40340 CVE-2026-40341 Upstream summary: libgphoto2 is a camera access and control library. In versions up to and including 2.5.33, two functions in […]

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

Debian 10 — libvpx — 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-2019-9232 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 — powerpc-utils — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — powerpc-utils — 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-2014-4040 Upstream summary: snap in powerpc-utils 1.2.20 produces an archive with fstab and yaboot.conf files potentially containing cleartext passwords, and lacks a warning about reviewing this archive to […]

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

Debian 11 — brotli — 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-2016-1624 CVE-2016-1968 CVE-2020-8927 Upstream summary: Integer underflow in the ProcessCommandsInternal function in dec/decode.c in Brotli, as used in Google Chrome before 48.0.2564.109, allows remote attackers to cause a […]

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