Common Problems

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

Debian 11 — seafile — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-7469 Upstream summary: Seafile through 6.2.11 always uses the same Initialization Vector (IV) with Cipher Block Chaining (CBC) Mode to encrypt private data, making it easier to conduct […]

Read more
Debian 11 — ppc64-diag — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ppc64-diag — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 January 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2014-4038 CVE-2014-4039 Upstream summary: ppc64-diag 2.6.1 allows local users to overwrite arbitrary files via a symlink attack related to (1) rtas_errd/diag_support.c and /tmp/get_dt_files, (2) scripts/ppc64_diag_mkrsrc and /tmp/diagSEsnap/snapH.tar.gz, or […]

Read more
Alpine Linux edge — pev — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — pev — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 0.82-r0 📖 ~4 min read  •  Source: Alpine secdb entry — pev 0.82-r0 Related CVEs: CVE-2021-45423 Upstream summary: Alpine community repository for vedge ships pev 0.82-r0 which addresses CVE-2021-45423. Table of contents Symptom & Impact Environment […]

Read more
Ubuntu 16.04 — mumble — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — mumble — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 January 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5195-2 Related CVEs: CVE-2021-27229 Upstream summary: It was discovered that the Mumble client supported websites for public servers with arbitrary URL schemes. If a user were tricked into visiting a […]

Read more
CentOS Stream 9 — gmp — vulnerability — patch and remediation guide — diagnosis and fix on CentOS Stream 9

CentOS Stream 9 — gmp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 January 2022 Affected versions: CentOS Stream 9 📖 ~4 min read  •  Source: AlmaLinux/RHEL advisory ALSA-2023:6661 Related CVEs: CVE-2021-43618 Upstream summary: The gmp packages contain GNU MP, a library for arbitrary precision arithmetics, signed integers operations, rational numbers, and floating point numbers. Security Fix(es): * gmp: […]

Read more
Amazon Linux 2 — mono — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — mono — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2MONO-2023-001 Related CVEs: CVE-2021-32840 Upstream summary: SharpZipLib (or #ziplib) is a Zip, GZip, Tar and BZip2 library. Prior to version 1.3.3, a TAR file entry `../evil.txt` may be extracted in […]

Read more
Oracle Linux 8 — libgcrypt — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libgcrypt — vulnerability — patch and remediation guide (ELSA-2022-9263)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9263 Related CVEs: CVE-2021-33560 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Gentoo Linux — dev-libs/gmp — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-libs/gmp — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202309-13 Related CVEs: CVE-2021-43618 Upstream summary: There is an integer overflow leading to a buffer overflow when processing untrusted input via GMP's mpz_inp_raw function. Table of contents Symptom & Impact Environment & […]

Read more
IBM AIX 7.3 — CVE-2009-2727 — buffer overflow — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2009-2727 — buffer overflow — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 6 January 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2009-2727, IBM Support Bulletin CVE: CVE-2009-2727 NVD summary: Stack-based buffer overflow in the _tt_internal_realpath function in the ToolTalk library (libtt.a) in IBM AIX 5.2.0, 5.3.0, 5.3.7 through 5.3.10, and 6.1.0 through 6.1.3, […]

Read more
FreeBSD 13 — percona55-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — percona55-server — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 6 January 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: MySQL Server — Multiple vulerabilities Related CVEs: CVE-2015-3194 CVE-2015-4792 CVE-2015-4802 CVE-2015-4807 CVE-2015-4815 CVE-2015-4826 CVE-2015-4830 CVE-2015-4836  +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 45 new security patches […]

Read more
CHAT