chris

Debian 13 — vsftpd — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — vsftpd — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0042 CVE-2004-2259 CVE-2011-0762 CVE-2011-2189 CVE-2015-1419 CVE-2021-3618 Upstream summary: vsftpd 1.1.3 generates different error messages depending on whether or not a valid username exists, which allows remote attackers to […]

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Debian 11 — docker-registry — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — docker-registry — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 June 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-11468 CVE-2023-2253 CVE-2026-33540 CVE-2026-35172 Upstream summary: Docker Registry before 2.6.2 in Docker Distribution does not properly restrict the amount of content accepted from a user, which allows remote […]

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openSUSE Tumbleweed — python311-GitPython — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — python311-GitPython — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2026-42215 CVE-2026-44244 CVE-2026-44243 Upstream summary: GitPython is a python library used to interact with Git repositories. From version 3.1.30 to before version 3.1.47, GitPython blocks […]

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Debian 12 — golang-github-jackc-pgproto3 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — golang-github-jackc-pgproto3 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 June 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-32286 Upstream summary: The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, […]

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Debian 12 — golang-github-docker-spdystream — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — golang-github-docker-spdystream — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 June 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-35469 Upstream summary: spdystream is a Go library for multiplexing streams over SPDY connections. In versions 0.5.0 and below, the SPDY/3 frame parser does not validate attacker-controlled counts […]

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Debian 13 — ssldump — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — ssldump — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2002-2207 CVE-2002-2227 Upstream summary: Buffer overflow in ssldump 0.9b2 and earlier, when running in decryption mode, allows remote attackers to execute arbitrary code via a long RSA PreMasterSecret. […]

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Debian 13 — libpdfbox2-java — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libpdfbox2-java — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-11797 CVE-2018-8036 CVE-2021-27807 CVE-2021-27906 CVE-2021-31811 CVE-2021-31812 CVE-2026-23907 CVE-2026-33929 Upstream summary: In Apache PDFBox 1.8.0 to 1.8.15 and 2.0.0RC1 to 2.0.11, a carefully crafted PDF file can trigger an […]

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Ubuntu 18.04 — pjproject — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — pjproject — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 June 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8122-1 Related CVEs: CVE-2021-43302 CVE-2026-25994 CVE-2021-43300 CVE-2021-43301 CVE-2021-32686 CVE-2021-43299 CVE-2018-1000099 CVE-2021-37706  +6 more Upstream summary: Youngsung Kim discovered that PJSIP did not properly parse numeric header fields in SIP messages. […]

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Debian 13 — gnumail — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gnumail — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 June 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-1269 Upstream summary: GNUMail 1.1.2 and earlier does not properly use the –status-fd argument when invoking GnuPG, which prevents GNUMail from visually distinguishing between signed and unsigned portions […]

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How to Monitor MariaDB with mysqld_exporter on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Monitor MariaDB with mysqld_exporter on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying monitor mariadb with mysqld_exporter both straightforward and auditable. This tutorial covers the complete procedure for how to Monitor MariaDB with mysqld_exporter on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites You […]

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