Linux

Ubuntu 22.04 — tinyproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — tinyproxy — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7190-1 Related CVEs: CVE-2023-49606 CVE-2022-40468 Upstream summary: It was discovered that Tinyproxy did not properly manage memory during the parsing of HTTP connection headers. An attacker could use this issue […]

Read more
Ubuntu 16.04 — gdb — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — gdb — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 17 June 2023 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6842-1 Related CVEs: CVE-2022-4285 CVE-2023-1972 CVE-2023-39128 CVE-2023-39129 CVE-2023-39130 CVE-2014-8501 CVE-2014-9939 CVE-2016-2226  +8 more Upstream summary: It was discovered that gdb incorrectly handled certain memory operations when parsing an ELF file. […]

Read more
Ubuntu 20.04 — grunt — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — grunt — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5847-1 Related CVEs: CVE-2020-7729 CVE-2022-0436 CVE-2022-1537 Upstream summary: It was discovered that Grunt was not properly loading YAML files before parsing them. An attacker could possibly use this issue to […]

Read more
Ubuntu 20.04 — libtommath — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libtommath — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6402-1 Related CVEs: CVE-2023-36328 Upstream summary: It was discovered that LibTomMath incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code and cause a denial […]

Read more
SLES 15 — shadow — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — shadow — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2023 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-RU-2026:1228-1 (see also SUSE bugzilla) Related CVEs: CVE-2013-4235 CVE-2023-29383 CVE-2018-7169 CVE-2023-4641 Upstream summary: shadow: TOCTOU (time-of-check time-of-use) race condition when copying and removing directory trees Table of contents Symptom & Impact Environment […]

Read more
Alpine Linux 3.18 — doas — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — doas — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 6.8-r1 📖 ~4 min read  •  Source: Alpine secdb entry — doas 6.8-r1 Related CVEs: CVE-2019-25016 Upstream summary: Alpine main repository for vv3.18 ships doas 6.8-r1 which addresses CVE-2019-25016. Table of contents Symptom & Impact Environment […]

Read more
Oracle Linux 8 — squid:4 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — squid:4 — vulnerability — patch and remediation guide (ELSA-2023-7668)

🟠 High   ⏱ 15–60 min  Last verified: 17 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-7668 Related CVEs: CVE-2023-5824 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
Oracle Linux 9 — postgresql-jdbc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — postgresql-jdbc — vulnerability — patch and remediation guide (ELSA-2023-0318)

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0318 Related CVEs: CVE-2022-31197 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
Alpine Linux 3.18 — cifs-utils — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — cifs-utils — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 6.15-r0 📖 ~4 min read  •  Source: Alpine secdb entry — cifs-utils 6.15-r0 Related CVEs: CVE-2022-27239 CVE-2022-29869 CVE-2021-20208 CVE-2020-14342 Upstream summary: Alpine main repository for vv3.18 ships cifs-utils 6.15-r0 which addresses CVE-2022-27239. Table of contents Symptom […]

Read more
Oracle Linux 8 — python-urllib3 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — python-urllib3 — vulnerability — patch and remediation guide (ELSA-2024-0116)

🟡 Medium   ⏱ 10–30 min  Last verified: 17 June 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0116 Related CVEs: CVE-2023-43804 CVE-2023-45803 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
CHAT