Linux

Ubuntu 20.04 — jhead — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — jhead — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~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 […]

Read more
Ubuntu 20.04 — pixman — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — pixman — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 March 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5718-1 Related CVEs: CVE-2022-44638 Upstream summary: Maddie Stone discovered that pixman incorrectly handled certain memory operations. A remote attacker could use this issue to cause pixman to crash, resulting in […]

Read more
openSUSE Tumbleweed — libmbedx509 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libmbedx509 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:10257-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-46393 CVE-2022-35409 CVE-2021-45450 CVE-2018-0487 CVE-2018-0488 CVE-2021-24119 CVE-2017-14032 CVE-2017-2784  +1 more Upstream summary: An issue was discovered in Mbed TLS before 2.28.2 and 3.x before 3.3.0. […]

Read more
Ubuntu 16.04 — 389-ds-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — 389-ds-base — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 March 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5231-1 Related CVEs: CVE-2020-35518 CVE-2021-3514 Upstream summary: It was discovered that 389 Directory Server presented to users, during authentication, an error message which could be used to discover if a […]

Read more
Oracle Linux 8 — python3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python3 — vulnerability — patch and remediation guide (ELSA-2024-0114)

🟡 Medium   ⏱ 10–30 min  Last verified: 28 March 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0114 Related CVEs: CVE-2022-48560 CVE-2022-48564 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
AlmaLinux 8 — libtevent — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libtevent — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4486 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

Debian 11 — lam — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3736 Upstream summary: ltdl.c in libltdl in GNU Libtool 1.5.x, and 2.2.6 before 2.2.6b, as used in Ham Radio Control Libraries, Q, and possibly other products, attempts to […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-0390 CVE-2020-13614 Upstream summary: Buffer overflow in the HTTP redirection capability in conn.c for Axel before 1.0b may allow remote attackers to execute arbitrary code. Table of contents […]

Read more
Debian 10 — lz4 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — lz4 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 March 2022 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-3520 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
Amazon Linux 2 — keepalived — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — keepalived — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2019-1154 Related CVEs: CVE-2018-19115 CVE-2021-44225 CVE-2018-19044 Upstream summary: Heap-based buffer overflow vulnerability in extract_status_code() function in lib/html.c that parses HTTP status code returned from web server allows malicious web server […]

Read more
CHAT