Common Problems

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

Debian 13 — libxfixes — 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-2013-1983 CVE-2016-7944 Upstream summary: Integer overflow in X.org libXfixes 5.0 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related […]

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Debian 13 — libapreq2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libapreq2 — 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-2006-0042 CVE-2019-12412 CVE-2022-22728 Upstream summary: Unspecified vulnerability in (1) apreq_parse_headers and (2) apreq_parse_urlencoded functions in Apache2::Request (Libapreq2) before 2.07 allows remote attackers to cause a denial of service […]

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

Debian 11 — libdancer-perl — 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-2012-5572 CVE-2026-5080 Upstream summary: CRLF injection vulnerability in the cookie method (lib/Dancer/Cookie.pm) in Dancer before 1.3114 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response […]

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

Debian 13 — janino — 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-2023-33546 Upstream summary: Janino 3.1.9 and earlier are subject to denial of service (DOS) attacks when using the expression evaluator.guess parameter name method. If the parser runs on user-supplied […]

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Debian 13 — postfix — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — postfix — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0468 CVE-2003-0540 CVE-2005-0337 CVE-2008-2936 CVE-2008-2937 CVE-2008-3889 CVE-2009-2939 CVE-2011-0411  +3 more Upstream summary: Postfix 1.1.11 and earlier allows remote attackers to use Postfix to conduct "bounce scans" or DDos […]

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Debian 12 — iwd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — iwd — multiple vulnerabilities (4 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-2020-17497 CVE-2020-8689 CVE-2023-52161 CVE-2024-28084 Upstream summary: eapol.c in iNet wireless daemon (IWD) through 1.8 allows attackers to trigger a PTK reinstallation by retransmitting EAPOL Msg4/4. Table of contents […]

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

Debian 13 — libfs — 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-2013-1996 Upstream summary: X.org libFS 1.0.4 and earlier allows X servers to trigger allocation of insufficient memory and a buffer overflow via vectors related to an unexpected sign […]

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Debian 12 — xmlsec1 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — xmlsec1 — multiple vulnerabilities (4 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-2009-0217 CVE-2009-3736 CVE-2011-1425 CVE-2017-1000061 Upstream summary: The design of the W3C XML Signature Syntax and Processing (XMLDsig) recommendation, as implemented in products including (1) the Oracle Security Developer […]

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

Debian 11 — bcron — 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-2012-6110 Upstream summary: bcron-exec in bcron before 0.10 does not close file descriptors associated with temporary files when running a cron job, which allows local users to modify […]

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Debian 12 — pam-pkcs11 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — pam-pkcs11 — 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-2025-24031 CVE-2025-24032 CVE-2025-24531 Upstream summary: PAM-PKCS#11 is a Linux-PAM login module that allows a X.509 certificate based user login. In versions 0.6.12 and prior, the pam_pkcs11 module segfaults […]

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