Linux

Gentoo Linux — net-irc/znc — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-irc/znc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202409-23 Related CVEs: CVE-2024-39844 Upstream summary: ZNC's modtcl could allow for remote code execution via a KICK. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

Read more
Debian 12 — xhtml2pdf — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — xhtml2pdf — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 July 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-25885 Upstream summary: An issue in the getcolor function in utils.py of xhtml2pdf v0.2.13 allows attackers to cause a Regular expression Denial of Service (ReDOS) via supplying a […]

Read more
Alpine Linux 3.20 — xpdf — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — xpdf — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 4.05-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xpdf 4.05-r0 Related CVEs: CVE-2022-30524 CVE-2022-30775 CVE-2022-33108 CVE-2022-36561 CVE-2022-38222 CVE-2022-38334 CVE-2022-38928 CVE-2022-41842  +12 more Upstream summary: Alpine community repository for vv3.20 ships xpdf 4.05-r0 which […]

Read more
Alpine Linux 3.19 — lua-http — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — lua-http — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 0.4-r2 📖 ~4 min read  •  Source: Alpine secdb entry — lua-http 0.4-r2 Related CVEs: CVE-2023-4540 Upstream summary: Alpine community repository for vv3.19 ships lua-http 0.4-r2 which addresses CVE-2023-4540. Table of contents Symptom & Impact Environment […]

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

Debian 11 — pcl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 July 2024 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-53432 Upstream summary: While parsing certain malformed PLY files, PCL version 1.14.1 crashes due to an uncaught std::out_of_range exception in PCLPointCloud2::at. This issue could potentially be exploited to […]

Read more
openSUSE Tumbleweed — libQt5NetworkAuth5 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libQt5NetworkAuth5 — vulnerability — 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-2024:0138-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-36048 Upstream summary: QAbstractOAuth in Qt Network Authorization in Qt before 5.15.17, 6.x before 6.2.13, 6.3.x through 6.5.x before 6.5.6, and 6.6.x through 6.7.x before […]

Read more
openSUSE Leap 15.6 — u-boot-rpi3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — u-boot-rpi3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:0755-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-57256 CVE-2024-57258 Upstream summary: An integer overflow in ext4fs_read_symlink in Das U-Boot before 2025.01-rc1 occurs for zalloc (adding one to an le32 variable) via […]

Read more
Debian 12 — semi — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — semi — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 July 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0440 Upstream summary: The (1) semi MIME library 1.14.5 and earlier, and (2) wemi 1.14.0 and possibly other versions, allows local users to overwrite arbitrary files via a […]

Read more
Ubuntu 20.04 — cyrus-imapd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — cyrus-imapd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 July 2024 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7224-1 Related CVEs: CVE-2019-18928 CVE-2021-33582 CVE-2024-34055 Upstream summary: It was discovered that non-authentication-related HTTP requests could be interpreted in an authentication context by a Cyrus IMAP Server when multiple requests […]

Read more
Alpine Linux 3.19 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — freerdp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 2.9.0-r0 📖 ~4 min read  •  Source: Alpine secdb entry — freerdp 2.9.0-r0 Related CVEs: CVE-2022-39316 CVE-2022-39317 CVE-2022-39318 CVE-2022-39319 CVE-2022-39320 CVE-2022-39347 CVE-2022-41877 CVE-2021-41159  +12 more Upstream summary: Alpine community repository for vv3.19 ships freerdp 2.9.0-r0 which […]

Read more
CHAT