Security Hardening

FreeBSD 15 — gtar — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — gtar — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: gtar — buffer overflow in rmt client Related CVEs: CVE-2006-0300 CVE-2006-6097 CVE-2007-4131 CVE-2007-4476 CVE-2010-0624 Upstream summary: Jakob Lell reports: The rmt client implementation of GNU Tar/Cpio contains a heap-based buffer […]

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openSUSE Tumbleweed — lightdm-kde-greeter — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — lightdm-kde-greeter — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2025-62876 Upstream summary: A Execution with Unnecessary Privileges vulnerability in lightdm-kde-greeter allows escalation from the service user to root.This issue affects lightdm-kde-greeter. before 6.0.4. Table […]

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FreeBSD 15 — taglib — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — taglib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: taglib — heap-based buffer over-read via a crafted audio file Related CVEs: CVE-2018-11439 Upstream summary: Webin security lab – dbapp security Ltd reports: The TagLib::Ogg::FLAC::File::scan function in oggflacfile.cpp in TagLib […]

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FreeBSD 15 — uwsgi — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — uwsgi — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: uwsgi — a stack-based buffer overflow Related CVEs: CVE-2018-6758 Upstream summary: Uwsgi developers report: It was discovered that the uwsgi_expand_path function in utils.c in Unbit uWSGI, an application container server, […]

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Debian 13 — xserver-xorg-video-nouveau — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — xserver-xorg-video-nouveau — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3979 Upstream summary: A remote denial-of-service vulnerability exists in the way the Nouveau Display Driver (the default Ubuntu Nvidia display driver) handles GPU shader execution. A specially crafted pixel […]

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FreeBSD 15 — pcsc-lite — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — pcsc-lite — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Use-After-Free Vulnerability in pcsc-lite Related CVEs: CVE-2016-10109 Upstream summary: Peter Wu on Openwall mailing-list reports: The issue allows a local attacker to cause a Denial of Service, but can potentially […]

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FreeBSD 15 — ru-apache — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — ru-apache — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 January 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Apache 1.3 — mod_proxy reverse proxy exposure Related CVEs: CVE-2003-0993 CVE-2004-0940 CVE-2005-2088 CVE-2005-3352 CVE-2006-3747 CVE-2011-3368 Upstream summary: Apache HTTP server project reports: An exposure was found when using mod_proxy in […]

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Debian 13 — php8.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — php8.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 5 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-11235 CVE-2025-1217 CVE-2025-1219 CVE-2025-1220 CVE-2025-14177 CVE-2025-14178 CVE-2025-14179 CVE-2025-14180  +12 more Upstream summary: In PHP versions 8.3.* before 8.3.19 and 8.4.* before 8.4.5, a code sequence involving __set handler […]

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Rocky Linux 10 — brotli — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 10

Rocky Linux 10 — brotli — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 10 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:0845 Related CVEs: CVE-2025-6176 Upstream summary: Brotli is a generic-purpose lossless compression algorithm that compresses data using a combination of a modern variant of the LZ77 algorithm, Huffman coding and […]

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

Debian 13 — fuse-exfat — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 5 January 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-8026 CVE-2022-29973 Upstream summary: Heap-based buffer overflow in the verify_vbr_checksum function in exfatfsck in exfat-utils before 1.2.1 allows remote attackers to cause a denial of service (infinite loop) […]

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