Debian 11

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-17689 CVE-2017-9604 CVE-2018-19516 CVE-2019-10732 CVE-2021-31855 CVE-2025-69412 Upstream summary: The S/MIME specification allows a Cipher Block Chaining (CBC) malleability-gadget attack that can indirectly lead to plaintext exfiltration, aka EFAIL. […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-2477 Upstream summary: Multiple cross-site scripting (XSS) vulnerabilities in the paste.httpexceptions implementation in Paste before 1.7.4 allow remote attackers to inject arbitrary web script or HTML via vectors […]

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-11468 CVE-2018-11503 CVE-2018-11504 CVE-2018-12495 CVE-2026-35201 CVE-2026-4833 Upstream summary: The __mkd_trim_line function in mkdio.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based […]

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-7182 CVE-2019-6442 CVE-2019-6443 CVE-2019-6444 CVE-2019-6445 CVE-2021-22212 Upstream summary: The ctl_getitem method in ntpd in ntp-4.2.8p6 before 4.2.8p11 allows remote attackers to cause a denial of service (out-of-bounds read) […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-3381 Upstream summary: The (1) tangerine and (2) tangerine-properties scripts in Tangerine 0.3.2.2 place a zero-length directory name in the LD_LIBRARY_PATH, which allows local users to gain privileges […]

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-23368 CVE-2021-23382 CVE-2021-23566 CVE-2023-44270 CVE-2024-55565 CVE-2026-41305 Upstream summary: The package postcss from 7.0.0 and before 8.2.10 are vulnerable to Regular Expression Denial of Service (ReDoS) during source map […]

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-24283 CVE-2023-24284 CVE-2023-24285 CVE-2023-24287 CVE-2023-24288 CVE-2023-24291 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1275 CVE-2023-49735 Upstream summary: Apache Tiles 2.1 before 2.1.2, as used in Apache Struts and other products, evaluates Expression Language (EL) expressions twice in certain circumstances, which allows […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3389 CVE-2026-5673 Upstream summary: Integer overflow in libtheora in Xiph.Org Theora before 1.1, as used in Mozilla Firefox 3.5 before 3.5.6 and SeaMonkey before 2.0.1, allows remote attackers […]

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-3560 CVE-2009-3720 Upstream summary: The big2_toUtf8 function in lib/xmltok.c in libexpat in Expat 2.0.1, as used in the XML-Twig module for Perl, allows context-dependent attackers to cause a […]