Debian

How to Set Up Squid Proxy for Private Connections on Debian 11 — step-by-step Linux tutorial on Progressive Robot

How to Set Up Squid Proxy for Private Connections on Debian 11

  • September 11, 2022
  • Linux
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Proxy servers are a useful way of caching or obfuscating web traffic. This means that web requests can be served from different inbound or outbound addresses than they appear to be, by offloading the connection to intermediaries. For regular end users, this usually means allowing you to make web requests from a different IP address than your own. In this tutorial, you will be installing and configuring Squid to support a number of popular proxy protocols on a Debian 11 server.

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

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

  • September 11, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 11 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-2383 CVE-2008-7220 CVE-2015-2308 CVE-2015-2309 CVE-2015-4050 CVE-2015-8124 CVE-2015-8125 CVE-2016-1902  +12 more Upstream summary: The Prototype (prototypejs) framework before 1.5.1 RC3 exchanges data using JavaScript Object Notation (JSON) without an […]

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

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

  • September 11, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 11 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0455 CVE-2004-0827 CVE-2004-0981 CVE-2005-0005 CVE-2005-0397 CVE-2005-0406 CVE-2005-0759 CVE-2005-0760  +12 more Upstream summary: The imagemagick libmagick library 5.5 and earlier creates temporary files insecurely, which allows local users to […]

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Common Problems 120578

Debian 11 – sudo fails in automation with no tty present

  • September 10, 2022
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 10 September 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 & […]

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Debian 11 — pcsc-lite — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — pcsc-lite — multiple vulnerabilities (3 CVEs) — patch and remediation guide

  • September 10, 2022
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 10 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2010-0407 CVE-2010-4531 CVE-2016-10109 Upstream summary: Multiple buffer overflows in the MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite before 1.5.4 allow […]

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

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

  • September 10, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 10 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2003-0102 CVE-2003-1092 CVE-2004-1304 CVE-2007-1536 CVE-2007-2026 CVE-2007-2799 CVE-2009-0947 CVE-2009-0948  +12 more Upstream summary: Buffer overflow in tryelf() in readelf.c of the file command allows attackers to execute arbitrary code […]

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Common Problems 120551

Debian 11 – sudo Stops Working Due to Broken Permissions – Emergency Repair

  • September 9, 2022
  • Linux
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🔴 Critical   ⏱ 5–30 min  Last verified: 9 September 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 & […]

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Debian 11 — python-defaults — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — python-defaults — vulnerability — patch and remediation guide

  • September 9, 2022
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 9 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4108 Upstream summary: Tools/faqwiz/move-faqwiz.sh (aka the generic FAQ wizard moving tool) in Python 2.4.5 might allow local users to overwrite arbitrary files via a symlink attack on a […]

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Debian 11 — tryton-server — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — tryton-server — multiple vulnerabilities (11 CVEs) — patch and remediation guide

  • September 9, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 9 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-0215 CVE-2014-6633 CVE-2015-0861 CVE-2016-1241 CVE-2016-1242 CVE-2017-0360 CVE-2019-10868 CVE-2022-26661  +3 more Upstream summary: model/modelstorage.py in the Tryton application framework (trytond) before 2.4.0 for Python does not properly restrict access […]

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

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

  • September 9, 2022
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 9 September 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-0130 CVE-2011-0766 CVE-2011-3389 CVE-2014-1693 CVE-2014-3566 CVE-2015-2774 CVE-2016-1000107 CVE-2016-10253  +12 more Upstream summary: lib/crypto/c_src/crypto_drv.c in erlang does not properly check the return value from the OpenSSL DSA_do_verify function, which […]

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