Security Hardening

Debian 11 — bsd-mailx — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — bsd-mailx — multiple vulnerabilities (2 CVEs) — 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-2004-2771 CVE-2014-7844 Upstream summary: The expand function in fio.c in Heirloom mailx 12.5 and earlier and BSD mailx 8.1.2 and earlier allows remote attackers to execute arbitrary commands […]

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Debian 11 — nip2 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — nip2 — 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-2017-17514 Upstream summary: boxes.c in nip2 8.4.0 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct […]

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Debian 11 — libcrypt-openssl-dsa-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libcrypt-openssl-dsa-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-2009-0129 Upstream summary: libcrypt-openssl-dsa-perl does not properly check the return value from the OpenSSL DSA_verify and DSA_do_verify functions, which might allow remote attackers to bypass validation of the […]

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Debian 12 — rust-rand-core — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — rust-rand-core — 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-2020-25576 Upstream summary: An issue was discovered in the rand_core crate before 0.4.2 for Rust. Casting of byte slices to integer slices mishandles alignment constraints. Table of contents […]

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

Debian 13 — ruby-httparty — 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-2024-22049 CVE-2025-68696 Upstream summary: httparty before 0.21.0 is vulnerable to an assumed-immutable web parameter vulnerability. A remote and unauthenticated attacker can provide a crafted filename parameter during multipart/form-data […]

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

Debian 13 — yubico-pam — 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-2011-4120 CVE-2018-9275 Upstream summary: Yubico PAM Module before 2.10 performed user authentication when 'use_first_pass' PAM configuration option was not used and the module was configured as 'sufficient' in […]

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

Debian 13 — lldpad — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-10932 Upstream summary: lldptool version 1.0.1 and older can print a raw, unsanitized attacker controlled buffer when mngAddr information is displayed. This may allow an attacker to inject shell […]

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Debian 13 — libapache-gallery-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libapache-gallery-perl — 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-2003-0771 Upstream summary: Gallery.pm in Apache::Gallery (aka A::G) uses predictable temporary filenames when running Inline::C, which allows local users to execute arbitrary code by creating and modifying the […]

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Debian 12 — xfce4-terminal — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — xfce4-terminal — 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-2007-3770 Upstream summary: The terminal_helper_execute function in terminal/terminal.c in Xfce Terminal 0.2.6 allows user-assisted remote attackers to execute arbitrary commands via shell metacharacters in a crafted link, as […]

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Debian 13 — rust-gix-date — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rust-gix-date — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-0810 Upstream summary: A flaw was found in gix-date. The `gix_date::parse::TimeBuf::as_str` function can generate strings containing invalid non-UTF8 characters. This issue violates the internal safety invariants of the `TimeBuf` […]

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