Debian 11

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

Debian 11 — pglogical — 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-2021-3515 Upstream summary: A shell injection flaw was found in pglogical in versions before 2.3.4 and before 3.6.26. An attacker with CREATEDB privileges on a PostgreSQL server can […]

Read more
Debian 11 — kimageformats — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — kimageformats — 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-2021-36083 Upstream summary: KDE KImageFormats 5.70.0 through 5.81.0 has a stack-based buffer overflow in XCFImageFormat::loadTileRLE. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick […]

Read more
Debian 11 — gtkpod — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gtkpod — 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-2021-37231 Upstream summary: A stack-buffer-overflow occurs in Atomicparsley 20210124.204813.840499f through APar_readX() in src/util.cpp while parsing a crafted mp4 file because of the missing boundary check. Table of contents […]

Read more
Debian 11 — libitext1-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libitext1-java — 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-2021-37819 Upstream summary: PDF Labs pdftk-java v3.2.3 was discovered to contain an infinite loop via the component /text/pdf/PdfReader.java. Table of contents Symptom & Impact Environment & Reproduction Root […]

Read more
Debian 11 — node-ansi-regex — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-ansi-regex — 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-2021-3807 Upstream summary: ansi-regex is vulnerable to Inefficient Regular Expression Complexity Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution […]

Read more
Debian 11 — node-json-schema — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — node-json-schema — 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-2021-3918 Upstream summary: json-schema is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

Read more
Debian 11 — evolution-rss — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — evolution-rss — 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-2021-39361 Upstream summary: In GNOME evolution-rss through 0.3.96, network-soup.c does not enable TLS certificate verification on the SoupSessionSync objects it creates, leaving users vulnerable to network MITM attacks. […]

Read more
Debian 11 — monkeysphere — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — monkeysphere — 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-2010-4096 Upstream summary: share/ma/keys_for_user in Monkeysphere 0.31 and 0.32 allows local users to execute arbitrary code via unknown manipulations related to the "monkeysphere-authentication keys-for-user" command. Table of contents […]

Read more
Common Problems 120645

Debian 11 Hostname Resolution Warning sudo unable to resolve host

🟢 Low   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Debian 11 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
Common Problems 120635

Debian 11 NTP Sync Not Active and Clock Drift Increases

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Debian 11 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

Read more
CHAT