Ubuntu 22.04

Ubuntu 22.04 — corosync — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — corosync — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8170-1 Related CVEs: CVE-2026-35091 CVE-2026-35092 CVE-2025-30472 Upstream summary: It was discovered that Corosync incorrectly handled the membership commit token validity check. A remote attacker could use this issue to cause […]

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Ubuntu 22.04 — mbedtls — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — mbedtls — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8123-1 Related CVEs: CVE-2025-47917 CVE-2021-44732 CVE-2025-48965 CVE-2025-52497 CVE-2025-52496 CVE-2025-27810 CVE-2024-23775 Upstream summary: It was discovered that Mbed TLS incorrectly handled memory allocation failures. A remote attacker could possibly use this […]

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Ubuntu 22.04 — golang-golang-x-net — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — golang-golang-x-net — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8089-1 Related CVEs: CVE-2023-3978 CVE-2025-58190 CVE-2022-27664 CVE-2025-22872 CVE-2022-41723 CVE-2025-47911 CVE-2024-45338 Upstream summary: Bahruz Jabiyev, Tommaso Innocenti, Anthony Gavazzi, Steven Sprecher, and Kaan Onarlioglu discovered that servers using Go Networking could […]

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Ubuntu 22.04 — dnsdist — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — dnsdist — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8037-1 Related CVEs: CVE-2025-30193 CVE-2025-30187 CVE-2025-8671 Upstream summary: It was discovered that HTTP/2, which is used/vendored by DNSdist, did not properly account for resources when handling client-triggered stream resets. An […]

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Ubuntu 22.04 — texlive-bin — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — texlive-bin — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7985-1 Related CVEs: CVE-2022-24107 CVE-2022-24106 CVE-2023-32668 CVE-2024-25262 CVE-2019-18604 CVE-2023-32700 Upstream summary: Shin Ando discovered that the Xpdf toolkit embedded in TeX Live incorrectly handled memory when decoding certain data streams. […]

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Ubuntu 22.04 — libtasn1-6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libtasn1-6 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7954-1 Related CVEs: CVE-2021-46848 CVE-2025-13151 CVE-2024-12133 Upstream summary: It was discovered that Libtasn1 incorrectly handled decoding ASN.1 content. An attacker could possibly use this issue to cause Libtasn1 to crash, […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7356-1 Related CVEs: CVE-2024-34402 CVE-2024-34403 Upstream summary: It was discovered that uriparser did not correctly handle certain inputs, which could lead to an integer overflow. An attacker could possibly use […]

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

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

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7251-1 Related CVEs: CVE-2023-25193 CVE-2022-33068 Upstream summary: It was discovered that HarfBuzz incorrectly handled shaping certain fonts. A remote attacker could possibly use this issue to cause HarfBuzz to consume […]

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Ubuntu 22.04 — python-flask-cors — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-flask-cors — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7612-1 Related CVEs: CVE-2024-6839 CVE-2024-6866 CVE-2024-6844 CVE-2024-6221 CVE-2024-1681 Upstream summary: It was discovered that Flask-CORS did not correctly handle certain regular expressions. A remote attacker could possibly use this issue […]

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