Security Hardening

Debian 11 — lilypond — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — lilypond — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17523 CVE-2018-10992 CVE-2020-17353 CVE-2020-17354 Upstream summary: lilypond-invoke-editor in LilyPond 2.19.80 does not validate strings before launching the program specified by the BROWSER environment variable, which allows remote attackers […]

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Debian 13 — libauthen-sasl-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libauthen-sasl-perl — 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-2025-40918 Upstream summary: Authen::SASL::Perl::DIGEST_MD5 versions 2.04 through 2.1800 for Perl generates the cnonce insecurely. The cnonce (client nonce) is generated from an MD5 hash of the PID, the epoch […]

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Debian 12 — ruby-excon — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — ruby-excon — 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-2019-16779 Upstream summary: In RubyGem excon before 0.71.0, there was a race condition around persistent connections, where a connection which is interrupted (such as by a timeout) would […]

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

Debian 13 — breezy — 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-2017-14176 Upstream summary: Bazaar through 2.7.0, when Subprocess SSH is used, allows remote attackers to execute arbitrary commands via a bzr+ssh URL with an initial dash character in the […]

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Debian 12 — netkit-rwho — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — netkit-rwho — 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-2004-1180 Upstream summary: Unknown vulnerability in the rwho daemon (rwhod) before 0.17, on little endian architectures, allows remote attackers to cause a denial of service (application crash). Table […]

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Debian 12 — pymongo — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — pymongo — multiple vulnerabilities (2 CVEs) — 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-2013-2132 CVE-2024-5629 Upstream summary: bson/_cbsonmodule.c in the mongo-python-driver (aka. pymongo) before 2.5.2, as used in MongoDB, allows context-dependent attackers to cause a denial of service (NULL pointer dereference […]

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Debian 11 — node-socket.io-parser — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-socket.io-parser — 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-2020-36049 CVE-2026-33151 Upstream summary: socket.io-parser before 3.4.1 allows attackers to cause a denial of service (memory consumption) via a large packet because a concatenation approach is used. Table […]

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

Debian 11 — unp — 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-2007-6610 Upstream summary: unp 1.0.12, and other versions before 1.0.14, does not properly escape file names, which might allow context-dependent attackers to execute arbitrary commands via shell metacharacters […]

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CHAT