Ubuntu 24.04

Ubuntu 24.04 — libpng1.6 — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — libpng1.6 — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 26 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8251-1 Related CVEs: CVE-2026-33416 CVE-2026-34757 CVE-2026-33636 CVE-2026-25646 CVE-2025-28162 CVE-2025-28164 CVE-2026-22695 CVE-2025-66293  +5 more Upstream summary: It was discovered that libpng incorrectly handled memory when processing certain PNG files. If a […]

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Ubuntu 24.04 — frr — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — frr — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8175-1 Related CVEs: CVE-2026-5107 CVE-2025-61103 CVE-2025-61099 CVE-2025-61106 CVE-2025-61100 CVE-2025-61104 CVE-2025-61102 CVE-2025-61101  +8 more Upstream summary: It was discovered that FRR did not correctly handle certain network requests. A remote attacker […]

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Ubuntu 24.04 — iputils — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — iputils — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7670-1 Related CVEs: CVE-2025-47268 CVE-2025-48964 Upstream summary: It was discovered that the iputils ping utility incorrectly handled certain ICMP Echo Reply packets. A remote attacker could possibly use this issue […]

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Ubuntu 24.04 — gvfs — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — gvfs — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8114-1 Related CVEs: CVE-2026-28295 CVE-2026-28296 Upstream summary: It was discovered that the GVfs FTP backend incorrectly handled IP addresses and ports returned by passive mode responses. A malicious remote server […]

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Ubuntu 24.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — qemu — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8161-1 Related CVEs: CVE-2026-3195 CVE-2024-6519 CVE-2026-3842 CVE-2026-3196 CVE-2026-2243 CVE-2026-0665 CVE-2025-11234 CVE-2025-14876  +12 more Upstream summary: It was discovered that the LSI53C895A SCSI Host Bus Adapter implementation of QEMU incorrectly handled […]

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Ubuntu 24.04 — nginx — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — nginx — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8271-1 Related CVEs: CVE-2026-42945 CVE-2026-28753 CVE-2026-28755 CVE-2026-32647 CVE-2026-27651 CVE-2026-27784 CVE-2026-27654 CVE-2026-1642  +3 more Upstream summary: It was discovered that the nginx ngx_http_rewrite_module component incorrectly handled certain rewrite directives. A remote […]

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Ubuntu 24.04 — systemd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — systemd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8119-1 Related CVEs: CVE-2026-29111 CVE-2025-4598 Upstream summary: It was discovered that systemd incorrectly handled certain cgroup paths. A local attacker could possibly use this issue to cause systemd to crash, […]

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Ubuntu 24.04 — policykit-1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — policykit-1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8173-1 Related CVEs: CVE-2025-7519 CVE-2026-4897 Upstream summary: It was discovered that polkit incorrectly handled nested elements in XML policy files. If an administrator were tricked into installing a malicious policy […]

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Ubuntu 24.04 — binutils — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — binutils — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 19 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7919-1 Related CVEs: CVE-2025-11495 CVE-2025-11081 CVE-2025-11083 CVE-2025-11412 CVE-2025-11082 CVE-2025-11413 CVE-2025-11414 CVE-2025-11494  +12 more Upstream summary: It was discovered that GNU binutils' dump_dwarf_section function could be manipulated to perform an out-of-bounds […]

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Ubuntu 24.04 — exim4 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — exim4 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 18 February 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8270-1 Related CVEs: https://launchpad.net/bugs/2152202 CVE-2026-40685 CVE-2026-40687 CVE-2026-40686 CVE-2025-30232 CVE-2024-39929 Upstream summary: It was discovered that Exim incorrectly handled BDAT body parsing. A remote attacker could use this issue to cause […]

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