2023 - Page 488 of 885

How to Harden the Linux Kernel with Grsecurity Patches on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Harden the Linux Kernel with Grsecurity Patches on Debian 12

  • June 23, 2023
  • Linux
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Introduction Deploying harden the linux kernel with grsecurity patches on debian 12 on a Debian 12 Bookworm machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. […]

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NetBSD 9.4 — libgit2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — libgit2 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

  • June 23, 2023
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2020-12278 CVE-2020-12279 CVE-2016-10129 CVE-2016-10130 CVE-2016-10128 CVE-2018-10887 CVE-2018-10888 CVE-2019-1351  +7 more Upstream summary: pkgsrc audit-packages flagged libgit2<0.99.0 for vulnerability class 'remote-code-execution'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2020-12278 Table of contents Symptom & Impact Environment […]

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Ubuntu 22.04 — ruby-rmagick — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ruby-rmagick — vulnerability — patch and remediation guide

  • June 23, 2023
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 23 June 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6960-1 Related CVEs: CVE-2023-5349 Upstream summary: Nick Browning discovered that RMagick incorrectly handled memory under certain operations. An attacker could possibly use this issue to cause a denial of service […]

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Alpine Linux 3.18 — polkit — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — polkit — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • June 23, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 0.120-r2 📖 ~4 min read  •  Source: Alpine secdb entry — polkit 0.120-r2 Related CVEs: CVE-2021-4034 CVE-2021-3560 Upstream summary: Alpine community repository for vv3.18 ships polkit 0.120-r2 which addresses CVE-2021-4034. Table of contents Symptom & Impact […]

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Oracle Linux 9 — podman — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — podman — vulnerability — patch and remediation guide (ELSA-2023-7765)

  • June 23, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 23 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7765 Related CVEs: CVE-2023-39318 CVE-2023-39321 CVE-2023-39322 CVE-2023-29409 CVE-2023-39319 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Oracle Linux 8 — nodejs:18 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — nodejs:18 — vulnerability — patch and remediation guide (ELSA-2023-4035)

  • June 23, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 23 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-4035 Related CVEs: CVE-2023-31130 CVE-2023-31124 CVE-2022-4904 CVE-2023-31147 CVE-2023-32067 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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Alpine Linux 3.18 — gvfs — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — gvfs — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • June 23, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.40.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — gvfs 1.40.2-r0 Related CVEs: CVE-2019-12795 CVE-2019-12449 CVE-2019-12447 CVE-2019-12448 Upstream summary: Alpine community repository for vv3.18 ships gvfs 1.40.2-r0 which addresses CVE-2019-12795. Table of contents Symptom […]

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Oracle Linux 9 — libsndfile — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libsndfile — vulnerability — patch and remediation guide (ELSA-2024-2184)

  • June 23, 2023
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 23 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-2184 Related CVEs: CVE-2022-33065 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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SLES 12 — ntfs — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — ntfs — multiple vulnerabilities (20 CVEs) — patch and remediation guide

  • June 23, 2023
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 23 June 2023 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3865-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-40284 CVE-2021-33285 CVE-2021-33286 CVE-2021-33287 CVE-2021-33289 CVE-2021-35266 CVE-2021-35267 CVE-2021-35268  +12 more Upstream summary: A buffer overflow was discovered in NTFS-3G before 2022.10.3. Crafted metadata in an […]

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NetBSD 9.4 — ed — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ed — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • June 23, 2023
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2008-3916 CVE-2006-6939 CVE-2017-5357 Upstream summary: pkgsrc audit-packages flagged ed<1.0 for vulnerability class 'remote-system-access'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3916 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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