Ubuntu 22.04

Ubuntu 22.04 — llvm-toolchain-15 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — llvm-toolchain-15 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 8 December 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6258-1 Related CVEs: CVE-2023-29932 CVE-2023-29933 CVE-2023-29934 CVE-2023-29939 Upstream summary: It was discovered that LLVM Toolchain did not properly manage memory under certain circumstances. If a user were tricked into opening […]

Read more
Ubuntu 22.04 — libx11 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libx11 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 December 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6407-1 Related CVEs: CVE-2023-43785 CVE-2023-43786 CVE-2023-43787 CVE-2023-3138 Upstream summary: Gregory James Duck discovered that libx11 incorrectly handled certain keyboard symbols. If a user were tricked into connecting to a malicious […]

Read more
Ubuntu 22.04 — liblouis — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — liblouis — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 December 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5996-1 Related CVEs: CVE-2023-26767 CVE-2023-26768 CVE-2023-26769 CVE-2022-26981 CVE-2022-31783 Upstream summary: It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this issue to cause a denial […]

Read more
Common Problems 117086

Ubuntu 22.04 Broken Dependencies and Held Packages Block Upgrades

🟡 Medium   ⏱ 5–30 min  Last verified: 4 December 2023 📖 ~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 & Cross-Refs References & Further […]

Read more
Ubuntu 22.04 — linux-starfive-5.19 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-starfive-5.19 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 November 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6192-1 Related CVEs: CVE-2023-2430 CVE-2023-35788 https://launchpad.net/bugs/2023577 https://launchpad.net/bugs/2023220 Upstream summary: Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of-bounds write vulnerability. An attacker could use […]

Read more
Ubuntu 22.04 — linux-allwinner-5.19 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — linux-allwinner-5.19 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 29 November 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6192-1 Related CVEs: CVE-2023-2430 CVE-2023-35788 https://launchpad.net/bugs/2023577 https://launchpad.net/bugs/2023220 Upstream summary: Hangyu Hua discovered that the Flower classifier implementation in the Linux kernel contained an out-of-bounds write vulnerability. An attacker could use […]

Read more
Common Problems 116941

Ubuntu 22.04 LTS – DNS resolution fails with systemd-resolved stub issues – Fix & Prevention (FIX-PREVENTION-2)

🟠 High   ⏱ 5–30 min  Last verified: 28 November 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 […]

Read more
Common Problems 116988

Ubuntu 22.04 LTS – systemd reports failed units after boot – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 26 November 2023 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 […]

Read more
How To Manage Sets in Redis — step-by-step Linux tutorial on Progressive Robot

How To Manage Sets in Redis

Sets in Redis are collections of strings stored at a given key. When held in a set, an individual record value is referred to as a member. Unlike lists, sets are unordered and do not allow repeated values. This tutorial explains how to create sets, retrieve and remove members, and compare the members of different sets.

Read more
CHAT