Linux

Ubuntu 20.04 — wpa — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — wpa — multiple vulnerabilities (8 CVEs) — patch and remediation guide

  • February 15, 2024
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 15 February 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7317-1 Related CVEs: CVE-2022-23303 CVE-2022-23304 CVE-2022-37660 CVE-2024-5290 https://launchpad.net/bugs/2067613 CVE-2021-27803 CVE-2020-12695 CVE-2021-0326 Upstream summary: George Chatzisofroniou and Panayiotis Kotzanikolaou discovered that wpa_supplicant and hostapd reused encryption elements in the PKEX protocol. […]

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Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2024-12581)

  • February 15, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 15 February 2024 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-12581 Related CVEs: CVE-2024-36015 CVE-2024-37353 CVE-2024-38582 CVE-2024-35976 CVE-2024-38618 CVE-2024-39503 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Oracle Linux 9 — python3.12-cryptography — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — python3.12-cryptography — vulnerability — patch and remediation guide (ELSA-2025-15608)

  • February 15, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 15 February 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-15608 Related CVEs: CVE-2024-26130 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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Alpine Linux 3.18 — perl — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — perl — multiple vulnerabilities (16 CVEs) — patch and remediation guide

  • February 15, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 5.36.2-r1 📖 ~4 min read  •  Source: Alpine secdb entry — perl 5.36.2-r1 Related CVEs: CVE-2024-56406 CVE-2023-47038 CVE-2021-36770 CVE-2020-10543 CVE-2020-10878 CVE-2020-12723 CVE-2018-18311 CVE-2018-18312  +8 more Upstream summary: Alpine main repository for vv3.18 ships perl 5.36.2-r1 which […]

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Oracle Linux 9 — pki-core — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — pki-core — vulnerability — patch and remediation guide (ELSA-2024-4165)

  • February 15, 2024
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 15 February 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4165 Related CVEs: CVE-2023-4727 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 — jose — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — jose — vulnerability — patch and remediation guide

  • February 14, 2024
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-50967 Upstream summary: latchset jose through version 11 allows attackers to cause a denial of service (CPU consumption) via a large p2c (aka PBES2 Count) value. Table of […]

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Debian 12 — reportbug — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — reportbug — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • February 14, 2024
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 14 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0624 CVE-2005-0625 CVE-2008-2230 CVE-2014-0479 Upstream summary: reportbug before 2.62 creates the .reportbugrc configuration file with world-readable permissions, which allows local users to obtain email smarthost passwords. Table of […]

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

Debian 12 — shotwell — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 14, 2024
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2016-1000033 CVE-2017-1000024 Upstream summary: Shotwell version 0.22.0 (and possibly other versions) is vulnerable to a TLS/SSL certification validation flaw resulting in a potential for man in the middle […]

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

Debian 12 — slashem — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • February 14, 2024
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0358 CVE-2003-0359 Upstream summary: Buffer overflow in (1) nethack 3.4.0 and earlier, and (2) falconseye 1.9.3 and earlier, which is based on nethack, allows local users to gain […]

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

Debian 12 — liece — vulnerability — patch and remediation guide

  • February 14, 2024
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 14 February 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0537 Upstream summary: The liece Emacs IRC client 2.0+0.20030527 and earlier creates temporary files insecurely, which could allow local users to overwrite arbitrary files as other users. Table […]

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