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Alpine Linux edge — mbedtls2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — mbedtls2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.7.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mbedtls2 2.7.0-r0 Related CVEs: CVE-2018-0488 CVE-2018-0487 CVE-2017-18187 CVE-2017-14032 CVE-2017-2784 CVE-2024-28960 CVE-2024-23170 CVE-2024-23775  +12 more Upstream summary: Alpine community repository for vedge ships mbedtls2 2.7.0-r0 which […]

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Debian 11 — libcrypt-openssl-rsa-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libcrypt-openssl-rsa-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 January 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-2467 Upstream summary: A timing-based side-channel flaw exists in the perl-Crypt-OpenSSL-RSA package, which could be sufficient to recover plaintext across a network in a Bleichenbacher-style attack. To achieve […]

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Alpine Linux 3.20 — poppler — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — poppler — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 0.80.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — poppler 0.80.0-r0 Related CVEs: CVE-2019-9959 CVE-2020-27778 Upstream summary: Alpine main repository for vv3.20 ships poppler 0.80.0-r0 which addresses CVE-2019-9959. Table of contents Symptom & Impact […]

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Rocky Linux 8 — perl-MIME-Base64 — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — perl-MIME-Base64 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8096 Related CVEs: CVE-2025-40909 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have […]

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

Debian 12 — konsole — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 January 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-49091 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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openSUSE Tumbleweed — grub2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — grub2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14822-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-56737 CVE-2025-0624 CVE-2021-3695 CVE-2021-3697 CVE-2022-28733 CVE-2022-28734 CVE-2022-28735 CVE-2022-28736  +12 more Upstream summary: GNU GRUB (aka GRUB2) through 2.12 has a heap-based buffer overflow in fs/hfs.c […]

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Ubuntu 24.04 — orc — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — orc — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 January 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6964-1 Related CVEs: CVE-2024-40897 Upstream summary: Noriko Totsuka discovered that ORC incorrectly handled certain crafted file. An attacker could possibly use this issue to execute arbitrary code. Table of contents […]

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Alpine Linux 3.19 — libpng — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — libpng — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.6.37-r0 📖 ~4 min read  •  Source: Alpine secdb entry — libpng 1.6.37-r0 Related CVEs: CVE-2019-7317 CVE-2018-14048 CVE-2018-14550 Upstream summary: Alpine main repository for vv3.19 ships libpng 1.6.37-r0 which addresses CVE-2019-7317. Table of contents Symptom & […]

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Alpine Linux 3.19 — chrony — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — chrony — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 3.5.1-r0 📖 ~4 min read  •  Source: Alpine secdb entry — chrony 3.5.1-r0 Related CVEs: CVE-2020-14367 Upstream summary: Alpine main repository for vv3.19 ships chrony 3.5.1-r0 which addresses CVE-2020-14367. Table of contents Symptom & Impact Environment […]

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Ubuntu 20.04 — uriparser — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — uriparser — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 January 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7356-1 Related CVEs: CVE-2024-34402 CVE-2024-34403 CVE-2021-46141 CVE-2021-46142 Upstream summary: It was discovered that uriparser did not correctly handle certain inputs, which could lead to an integer overflow. An attacker could […]

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