Common Problems

Debian 12 — h2o — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — h2o — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-10868 CVE-2017-10869 CVE-2017-10872 CVE-2017-10908 CVE-2018-0608 CVE-2019-9512 CVE-2019-9514 CVE-2019-9515  +5 more Upstream summary: H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the […]

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Debian 11 — libmailtools-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libmailtools-perl — 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-2002-1271 Upstream summary: The Mail::Mailer Perl module in the perl-MailTools package 1.47 and earlier uses mailx as the default mailer, which allows remote attackers to execute arbitrary commands […]

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Debian 13 — libapache2-mod-fcgid — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libapache2-mod-fcgid — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-3872 CVE-2012-1181 CVE-2013-4365 Upstream summary: A flaw was found in the mod_fcgid module of httpd. A malformed FastCGI response may result in a stack-based buffer overflow in the […]

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Debian 12 — lsh-utils — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — lsh-utils — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0826 CVE-2005-0814 CVE-2006-0353 Upstream summary: lsh daemon (lshd) does not properly return from certain functions in (1) read_line.c, (2) channel_commands.c, or (3) client_keyexchange.c when long input is provided, […]

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Debian 12 — horizon-eda — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — horizon-eda — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-21897 Upstream summary: A code execution vulnerability exists in the DL_Dxf::handleLWPolylineData functionality of Ribbonsoft dxflib 3.17.0. A specially-crafted .dxf file can lead to a heap buffer overflow. An […]

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

Debian 13 — erlang-cowlib — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-43970 CVE-2026-7790 Upstream summary: Improper Handling of Highly Compressed Data (Data Amplification) vulnerability in ninenines cowlib allows unauthenticated remote denial of service via memory exhaustion. cow_spdy:inflate/2 in cowlib […]

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

Debian 13 — runit — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-1319 Upstream summary: chpst in runit 1.3.3-1 for Debian GNU/Linux, when compiled on little endian i386 machines against dietlibc, does not properly handle when multiple groups are specified […]

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

Debian 12 — htop — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-5076 Upstream summary: htop 0.7 writes process names to a terminal without sanitizing non-printable characters, which might allow local users to hide processes, modify arbitrary files, or have […]

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Debian 12 — easy-rsa — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — easy-rsa — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-13454 Upstream summary: Weak encryption algorithm in Easy-RSA version 3.0.5 through 3.1.7 allows a local attacker to more easily bruteforce the private CA key when created using OpenSSL […]

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Debian 12 — node-mime — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-mime — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-16138 Upstream summary: The mime module < 1.4.1, 2.0.1, 2.0.2 is vulnerable to regular expression denial of service when a mime lookup is performed on untrusted user input. […]

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