December 2021 - Page 69 of 71

Debian 11 — libstaroffice — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libstaroffice — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-9432 Upstream summary: Document Liberation Project libstaroffice before 2017-04-07 has an out-of-bounds write caused by a stack-based buffer overflow related to the DatabaseName::read function in lib/StarWriterStruct.cxx. Table of […]

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Debian 11 — lemonldap-ng — multiple vulnerabilities (19 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lemonldap-ng — multiple vulnerabilities (19 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-6426 CVE-2019-12046 CVE-2019-13031 CVE-2019-15941 CVE-2019-19791 CVE-2020-16093 CVE-2020-24660 CVE-2021-35472  +11 more Upstream summary: LemonLDAP::NG before 1.2.3 does not use the signature-verification capability of the Lasso library, which allows remote […]

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Debian 11 — apache2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — apache2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2001-1534 CVE-2002-0392 CVE-2002-0654 CVE-2002-0661 CVE-2002-0840 CVE-2002-1156 CVE-2002-1592 CVE-2002-1593  +12 more Upstream summary: mod_usertrack in Apache 1.3.11 through 1.3.20 generates session ID's using predictable information including host IP address, […]

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How to Install Java (OpenJDK 21) on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Java (OpenJDK 21) on RHEL 9

Java is the most widely deployed programming language in enterprise environments, powering banking systems, e-commerce platforms, microservices, Android applications, and big data frameworks like Apache Kafka, Hadoop, and Spark. OpenJDK (Open Java Development Kit) is the open-source reference implementation of the Java SE specification, maintained by Red Hat, IBM, and the Java community. RHEL 9 […]

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Android Calendar View — step-by-step DevOps tutorial on Progressive Robot

Android Calendar View

In this tutorial, we'll be discussing the Calendar Widget using the CalendarView class in our Android Application. Android Calendar View As the name suggests, a Calendar View is used to display and select dates of the Calendar. To add a CalendarView in the XML Layout do the following: <CalendarView android:id="@+id/calendarView" android:layout_width="wrap_content" android:layout_height="wrap_content"/> This is how […]

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AlmaLinux 8 — radvd — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — radvd — 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-2020:4640 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 […]

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AlmaLinux 8 — drpm — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — drpm — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2020:4700 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 […]

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Amazon Linux 2 — hiredis — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — hiredis — vulnerability — 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 ALAS2REDIS6-2023-004 Related CVEs: CVE-2021-32765 Upstream summary: Hiredis is a minimalistic C client library for the Redis database. In affected versions Hiredis is vulnurable to integer overflow if provided maliciously crafted […]

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FreeBSD 13 — cryptopp — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — cryptopp — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: cryptopp — ElGamal implementation allows plaintext recovery Related CVEs: CVE-2015-2141 CVE-2016-3995 CVE-2016-7420 CVE-2021-40530 Upstream summary: Crypto++ 8.6 release notes reports: The ElGamal implementation in Crypto++ through 8.5 allows plaintext recovery […]

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