Debian

Debian 11 — libstb — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libstb — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 4 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-16981 CVE-2019-13217 CVE-2019-13218 CVE-2019-13219 CVE-2019-13220 CVE-2019-13221 CVE-2019-13222 CVE-2019-13223  +12 more Upstream summary: stb stb_image.h 2.19, as used in catimg, Emscripten, and other products, has a heap-based buffer overflow […]

Read more
Common Problems 120609

Debian 11 DHCP Lease Not Renewing on Servers

🟡 Medium   ⏱ 5–30 min  Last verified: 3 October 2022 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
Debian 11 — jakarta-el-api — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — jakarta-el-api — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-28170 Upstream summary: In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were […]

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

Debian 11 — zint — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-27799 Upstream summary: ean_leading_zeroes in backend/upcean.c in Zint Barcode Generator 2.9.1 has a stack-based buffer overflow that is reachable from the C API through an application that includes […]

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

Debian 11 — fwupd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10759 Upstream summary: A PGP signature bypass flaw was found in fwupd (all versions), which could lead to the installation of unsigned firmware. As per upstream, a signature […]

Read more
Debian 11 — netty — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — netty — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-2156 CVE-2016-4970 CVE-2019-16869 CVE-2019-20444 CVE-2019-20445 CVE-2020-11612 CVE-2020-7238 CVE-2021-21290  +12 more Upstream summary: Netty before 3.9.8.Final, 3.10.x before 3.10.3.Final, 4.0.x before 4.0.28.Final, and 4.1.x before 4.1.0.Beta5 and Play Framework […]

Read more
Debian 11 — freetype — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — freetype — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 3 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-0747 CVE-2006-1861 CVE-2006-2661 CVE-2006-3467 CVE-2007-1351 CVE-2007-2754 CVE-2007-3506 CVE-2008-1806  +12 more Upstream summary: Integer underflow in Freetype before 2.2 allows remote attackers to cause a denial of service (crash) […]

Read more
Common Problems 120529

Debian 11 systemd Service Enters Crash Loop

🟠 High   ⏱ 5–30 min  Last verified: 2 October 2022 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
Debian 11 — rust-anymap — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — rust-anymap — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-38187 Upstream summary: An issue was discovered in the anymap crate through 0.12.1 for Rust. It violates soundness via conversion of a *u8 to a *u64. Table of […]

Read more
Debian 11 — ros-actionlib — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ros-actionlib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 October 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-10289 Upstream summary: Use of unsafe yaml load. Allows instantiation of arbitrary objects. The flaw itself is caused by an unsafe parsing of YAML values which happens whenever […]

Read more
CHAT