Troubleshooting

Debian 11 — libevent — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libevent — multiple vulnerabilities (5 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-2014-6272 CVE-2015-6525 CVE-2016-10195 CVE-2016-10196 CVE-2016-10197 Upstream summary: Multiple integer overflows in the evbuffer API in Libevent 1.4.x before 1.4.15, 2.0.x before 2.0.22, and 2.1.x before 2.1.5-beta allow context-dependent […]

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

Debian 11 — freeplane — 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-2018-1000069 Upstream summary: FreePlane version 1.5.9 and earlier contains a XML External Entity (XXE) vulnerability in XML Parser in mindmap loader that can result in stealing data from […]

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Debian 12 — unattended-upgrades — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — unattended-upgrades — 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-2015-1330 Upstream summary: unattended-upgrades before 0.86.1 does not properly authenticate packages when the (1) force-confold or (2) force-confnew dpkg options are enabled in the DPkg::Options::* apt configuration, which […]

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Debian 12 — dask.distributed — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — dask.distributed — multiple vulnerabilities (2 CVEs) — 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-2021-42343 CVE-2026-23528 Upstream summary: An issue was discovered in the Dask distributed package before 2021.10.0 for Python. Single machine Dask clusters started with dask.distributed.LocalCluster or dask.distributed.Client (which defaults […]

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Debian 13 — apt-listbugs — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — apt-listbugs — 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-2013-6049 Upstream summary: apt-listbugs before 0.1.10 creates temporary files insecurely, which allows attackers to have unspecified impact via unknown vectors. Table of contents Symptom & Impact Environment & […]

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Debian 12 — libsdl2 — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — libsdl2 — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-2888 CVE-2019-13616 CVE-2019-13626 CVE-2019-7572 CVE-2019-7573 CVE-2019-7574 CVE-2019-7575 CVE-2019-7576  +10 more Upstream summary: An exploitable integer overflow vulnerability exists when creating a new RGB Surface in SDL 2.0.5. A […]

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

Debian 13 — guava-libraries — 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-2018-10237 CVE-2020-8908 CVE-2023-2976 Upstream summary: Unbounded memory allocation in Google Guava 11.0 through 24.x before 24.1.1 allows remote attackers to conduct denial of service attacks against servers that […]

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Debian 13 — jupyter-notebook — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jupyter-notebook — multiple vulnerabilities (11 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-2018-19351 CVE-2018-19352 CVE-2018-21030 CVE-2018-8768 CVE-2019-10255 CVE-2019-9644 CVE-2020-26215 CVE-2021-32798  +3 more Upstream summary: Jupyter Notebook before 5.7.1 allows XSS via an untrusted notebook because nbconvert responses are considered to […]

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Debian 12 — twisted — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — twisted — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-7143 CVE-2016-1000111 CVE-2019-12387 CVE-2019-12855 CVE-2020-10108 CVE-2020-10109 CVE-2022-21712 CVE-2022-21716  +6 more Upstream summary: Python Twisted 14.0 trustRoot is not respected in HTTP client Table of contents Symptom & Impact […]

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