Linux

Debian 11 — gambas3 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gambas3 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-1809 Upstream summary: Gambas before 3.4.0 allows remote attackers to move or manipulate directory contents or perform symlink attacks due to the creation of insecure temporary directories. Table […]

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Ubuntu 16.04 — libtommath — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libtommath — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 January 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6402-1 Related CVEs: CVE-2023-36328 Upstream summary: It was discovered that LibTomMath incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code and cause a denial […]

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Ubuntu 18.04 — jhead — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — jhead — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 January 2023 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6110-1 Related CVEs: CVE-2021-28275 CVE-2021-28277 CVE-2021-3496 https://launchpad.net/bugs/2020068 CVE-2021-34055 CVE-2022-41751 CVE-2019-1010301 CVE-2019-1010302  +6 more Upstream summary: It was discovered that Jhead did not properly handle certain crafted Canon images when processing […]

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Ubuntu 20.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — audiofile — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 26 January 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6558-1 Related CVEs: CVE-2018-13440 CVE-2018-17095 CVE-2019-13147 CVE-2022-24599 Upstream summary: It was discovered that audiofile could be made to dereference invalid memory. If a user or an automated system were tricked […]

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Ubuntu 20.04 — shadow — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — shadow — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 26 January 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6640-1 Related CVEs: CVE-2023-4641 https://launchpad.net/bugs/1998169 CVE-2013-4235 Upstream summary: It was discovered that shadow was not properly sanitizing memory when running the password utility. An attacker could possibly use this issue […]

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Debian 11 — python-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-django — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-0404 CVE-2007-0405 CVE-2007-5712 CVE-2007-5828 CVE-2008-2302 CVE-2008-3909 CVE-2009-2659 CVE-2009-3695  +12 more Upstream summary: bin/compile-messages.py in Django 0.95 does not quote argument strings before invoking the msgfmt program through the […]

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AlmaLinux 8 — nss — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — nss — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4903 Related CVEs: CVE-2021-43527 CVE-2023-0767 CVE-2023-6135 CVE-2023-5388 CVE-2020-25648 Upstream summary: Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications. Security […]

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Common Problems 116943

Ubuntu 22.04 LTS – Intel Wi-Fi repeatedly disconnects under load – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 25 January 2023 Affected versions: Ubuntu 22.04 LTS 📖 ~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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Debian 11 — python-rencode — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-rencode — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 January 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-40839 Upstream summary: The rencode package through 1.0.6 for Python allows an infinite loop in typecode decoding (such as via ;\x2f\x7f), enabling a remote attack that consumes CPU […]

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CHAT