# netty security updates Patch Radar has 36 security fixes for netty, closing 12 CVEs, 1 of which is being exploited. The newest is DLA-4519-1 (1:4.1.48-4+deb11u3), released March 31, 2026. - Web page: https://patchblox.com/security/product/linux/netty - Platform: Linux - Supported: yes ## Security fixes, newest first | Fix | Released | Fixed in | Priority | CVEs | Exploited | |---|---|---|---|---:|---:| | [DLA-4519-1](https://patchblox.com/security/data/fix/linux/dla-4519-1.md) | Mar 31, 2026 | Debian 11.6 (bullseye) 1:4.1.48-4+deb11u3 | Routine | 1 | 0 | | [DSA-6160-1](https://patchblox.com/security/data/fix/linux/dsa-6160-1.md) | Mar 11, 2026 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u2 | High | 1 | 0 | | [DSA-6160-1](https://patchblox.com/security/data/fix/linux/dsa-6160-1.md) | Mar 11, 2026 | Debian 13.5 (trixie) 1:4.1.48-10+deb13u1 | High | 1 | 0 | | [DEBIAN-CVE-2025-67735](https://patchblox.com/security/data/fix/linux/debian-cve-2025-67735.md) | Dec 16, 2025 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u2 | Routine | 1 | 0 | | [DEBIAN-CVE-2025-67735](https://patchblox.com/security/data/fix/linux/debian-cve-2025-67735.md) | Dec 16, 2025 | Debian 13.5 (trixie) 1:4.1.48-10+deb13u1 | Routine | 1 | 0 | | [DEBIAN-CVE-2025-67735](https://patchblox.com/security/data/fix/linux/debian-cve-2025-67735.md) | Dec 16, 2025 | Debian 14 1:4.1.48-16 | Routine | 1 | 0 | | [DEBIAN-CVE-2025-59419](https://patchblox.com/security/data/fix/linux/debian-cve-2025-59419.md) | Oct 15, 2025 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u2 | Routine | 1 | 0 | | [DEBIAN-CVE-2025-59419](https://patchblox.com/security/data/fix/linux/debian-cve-2025-59419.md) | Oct 15, 2025 | Debian 13.5 (trixie) 1:4.1.48-10+deb13u1 | Routine | 1 | 0 | | [DEBIAN-CVE-2025-59419](https://patchblox.com/security/data/fix/linux/debian-cve-2025-59419.md) | Oct 15, 2025 | Debian 14 1:4.1.48-11 | Routine | 1 | 0 | | [DEBIAN-CVE-2025-58057](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58057.md) | Sep 4, 2025 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u2 | High | 1 | 0 | | [DEBIAN-CVE-2025-58057](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58057.md) | Sep 4, 2025 | Debian 13.5 (trixie) 1:4.1.48-10+deb13u1 | High | 1 | 0 | | [DEBIAN-CVE-2025-58057](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58057.md) | Sep 4, 2025 | Debian 14 1:4.1.48-12 | High | 1 | 0 | | [DEBIAN-CVE-2025-58056](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58056.md) | Sep 3, 2025 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u2 | High | 1 | 0 | | [DEBIAN-CVE-2025-58056](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58056.md) | Sep 3, 2025 | Debian 13.5 (trixie) 1:4.1.48-10+deb13u1 | High | 1 | 0 | | [DEBIAN-CVE-2025-58056](https://patchblox.com/security/data/fix/linux/debian-cve-2025-58056.md) | Sep 3, 2025 | Debian 14 1:4.1.48-13 | High | 1 | 0 | | [DEBIAN-CVE-2025-55163](https://patchblox.com/security/data/fix/linux/debian-cve-2025-55163.md) | Aug 13, 2025 | Debian 14 1:4.1.48-11 | High | 1 | 0 | | [DEBIAN-CVE-2024-29025](https://patchblox.com/security/data/fix/linux/debian-cve-2024-29025.md) | Mar 25, 2024 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u2 | Routine | 1 | 0 | | [DEBIAN-CVE-2024-29025](https://patchblox.com/security/data/fix/linux/debian-cve-2024-29025.md) | Mar 25, 2024 | Debian 13.5 (trixie) 1:4.1.48-10 | Routine | 1 | 0 | | [DEBIAN-CVE-2024-29025](https://patchblox.com/security/data/fix/linux/debian-cve-2024-29025.md) | Mar 25, 2024 | Debian 14 1:4.1.48-10 | Routine | 1 | 0 | | [DSA-5558-1](https://patchblox.com/security/data/fix/linux/dsa-5558-1.md) | Nov 18, 2023 | Debian 11.6 (bullseye) 1:4.1.48-4+deb11u2 | Routine | 1 | 0 | | [DSA-5558-1](https://patchblox.com/security/data/fix/linux/dsa-5558-1.md) | Nov 18, 2023 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u1 | Routine | 1 | 0 | | [DEBIAN-CVE-2023-44487](https://patchblox.com/security/data/fix/linux/debian-cve-2023-44487.md) | Oct 10, 2023 | Debian 12.15 (bookworm) 1:4.1.48-7+deb12u1 | Patch now | 1 | 1 | | [DEBIAN-CVE-2023-44487](https://patchblox.com/security/data/fix/linux/debian-cve-2023-44487.md) | Oct 10, 2023 | Debian 13.5 (trixie) 1:4.1.48-8 | Patch now | 1 | 1 | | [DEBIAN-CVE-2023-44487](https://patchblox.com/security/data/fix/linux/debian-cve-2023-44487.md) | Oct 10, 2023 | Debian 14 1:4.1.48-8 | Patch now | 1 | 1 | | [DEBIAN-CVE-2023-34462](https://patchblox.com/security/data/fix/linux/debian-cve-2023-34462.md) | Jun 22, 2023 | Debian 13.5 (trixie) 1:4.1.48-8 | Routine | 1 | 0 | | [DEBIAN-CVE-2023-34462](https://patchblox.com/security/data/fix/linux/debian-cve-2023-34462.md) | Jun 22, 2023 | Debian 14 1:4.1.48-8 | Routine | 1 | 0 | | [DSA-5316-1](https://patchblox.com/security/data/fix/linux/dsa-5316-1.md) | Jan 11, 2023 | Debian 11.6 (bullseye) 1:4.1.48-4+deb11u1 | Routine | 1 | 0 | | [DEBIAN-CVE-2022-41915](https://patchblox.com/security/data/fix/linux/debian-cve-2022-41915.md) | Dec 13, 2022 | Debian 12.15 (bookworm) 1:4.1.48-6 | Routine | 1 | 0 | | [DEBIAN-CVE-2022-41915](https://patchblox.com/security/data/fix/linux/debian-cve-2022-41915.md) | Dec 13, 2022 | Debian 13.5 (trixie) 1:4.1.48-6 | Routine | 1 | 0 | | [DEBIAN-CVE-2022-41915](https://patchblox.com/security/data/fix/linux/debian-cve-2022-41915.md) | Dec 13, 2022 | Debian 14 1:4.1.48-6 | Routine | 1 | 0 | | [DEBIAN-CVE-2022-41881](https://patchblox.com/security/data/fix/linux/debian-cve-2022-41881.md) | Dec 12, 2022 | Debian 12.15 (bookworm) 1:4.1.48-6 | High | 1 | 0 | | [DEBIAN-CVE-2022-41881](https://patchblox.com/security/data/fix/linux/debian-cve-2022-41881.md) | Dec 12, 2022 | Debian 13.5 (trixie) 1:4.1.48-6 | High | 1 | 0 | | [DEBIAN-CVE-2022-41881](https://patchblox.com/security/data/fix/linux/debian-cve-2022-41881.md) | Dec 12, 2022 | Debian 14 1:4.1.48-6 | High | 1 | 0 | | [DEBIAN-CVE-2021-43797](https://patchblox.com/security/data/fix/linux/debian-cve-2021-43797.md) | Dec 9, 2021 | Debian 12.15 (bookworm) 1:4.1.48-6 | Routine | 1 | 0 | | [DEBIAN-CVE-2021-43797](https://patchblox.com/security/data/fix/linux/debian-cve-2021-43797.md) | Dec 9, 2021 | Debian 13.5 (trixie) 1:4.1.48-6 | Routine | 1 | 0 | | [DEBIAN-CVE-2021-43797](https://patchblox.com/security/data/fix/linux/debian-cve-2021-43797.md) | Dec 9, 2021 | Debian 14 1:4.1.48-6 | Routine | 1 | 0 | --- Data as of 2026-11-07T00:32:44Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo