Linux

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2023-12226)

🟠 High   ⏱ 15–60 min  Last verified: 7 February 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12226 Related CVEs: CVE-2022-2196 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
AlmaLinux 8 — guava — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — guava — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2022:4797 Related CVEs: CVE-2022-29599 CVE-2020-13956 Upstream summary: The Apache Maven Shared Utils project aims to be an improved functional replacement for plexus-utils in Maven. Security Fix(es): * maven-shared-utils: Command injection via Commandline […]

Read more
Debian 11 — grub — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — grub — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-3896 CVE-2023-4949 Upstream summary: Grub Legacy 0.97 and earlier stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer before and after use, […]

Read more
Amazon Linux 2 — pcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — pcre2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2022-1871 Related CVEs: CVE-2022-1586 CVE-2022-41409 Upstream summary: An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property […]

Read more
Gentoo Linux — sys-apps/systemd-tmpfiles — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-apps/systemd-tmpfiles — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202305-15 Related CVEs: CVE-2021-3997 CVE-2022-3821 Upstream summary: Multiple vulnerabilities have been discovered in systemd. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction […]

Read more
Debian 11 — xmlgraphics-commons — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — xmlgraphics-commons — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-11988 Upstream summary: Apache XmlGraphics Commons 2.4 and earlier is vulnerable to server-side request forgery, caused by improper input validation by the XMPParser. By using a specially-crafted argument, […]

Read more
Debian 11 — archvsync — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — archvsync — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-8805 Upstream summary: Debian ftpsync before 20171017 does not use the rsync –safe-links option, which allows remote attackers to conduct directory traversal attacks via a crafted upstream mirror. […]

Read more
Gentoo Linux — gnome-base/nautilus — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — gnome-base/nautilus — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202408-17 Related CVEs: CVE-2022-37290 Upstream summary: Please review the CVE identifier referenced below for details. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

Read more
Debian 11 — qtpass — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — qtpass — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-18021 Upstream summary: It was discovered that QtPass before 1.2.1, when using the built-in password generator, generates possibly predictable and enumerable passwords. This only applies to the QtPass […]

Read more
Ubuntu 20.04 — kopanocore — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — kopanocore — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 February 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6876-1 Related CVEs: CVE-2019-19907 CVE-2022-26562 Upstream summary: It was discovered that Kopano Core allowed out-of-bounds access. An attacker could use this issue to expose private information. This issue only affected […]

Read more
CHAT