# CVE-2025-47911: golang-golang-x-net-dev: The html.Parse function in golang.org/x/net/html has quadratic parsing complexity when processing certain inputs, whi...

CVE-2025-47911 is fixed in 32 products on 1 platform, first by SUSE-SU-2025:4190-1, released November 24, 2025. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2025-47911
- Priority: Routine
- CVSS: 5.3 (Medium)
- EPSS: 0.0056
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Nov 24, 2025

## Description

The html.Parse function in golang.org/x/net/html has quadratic parsing complexity when processing certain inputs, which can lead to denial of service (DoS) if an attacker provides specially crafted HTML content.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | alloy opensuse-leap 16.0 | 1.12.1-160000.1.1 | [OPENSUSE-SU-2026:20044-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20044-1.md) | Jan 15, 2026 |
| Linux | alloy sles 15.7 | 1.12.1-150700.15.12.1 | [SUSE-SU-2026:0028-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0028-1.md) | Jan 5, 2026 |
| Linux | alloy sles 16.0 | 1.12.1-160000.1.1 | [SUSE-SU-2026:20089-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-20089-1.md) | Jan 15, 2026 |
| Linux | apptainer opensuse-leap 15.6 | 1.4.5-150600.4.15.1 | [SUSE-SU-2026:0580-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0580-1.md) | Feb 19, 2026 |
| Linux | apptainer sles 15.7 | 1.4.5-150600.4.15.1 | [SUSE-SU-2026:0580-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0580-1.md) | Feb 19, 2026 |
| Linux | containerized-data-importer sles 15.7 | 1.64.0-150700.9.11.1 | [SUSE-SU-2026:2493-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-2493-1.md) | Jun 22, 2026 |
| Linux | containerized-data-importer1.65 opensuse-leap 16.0 | 1.65.0-160000.3.1 | [OPENSUSE-SU-2026:21824-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21824-1.md) | Sep 9, 2026 |
| Linux | ecs-init amzn 2023 | 1.101.3-1.amzn2023 | [ALAS2023-2026-1443](https://patchblox.com/security/data/fix/linux/alas2023-2026-1443.md) | Feb 16, 2026 |
| Linux | elemental-register opensuse-leap 16.0 | 1.8.1-160000.1.1 | [OPENSUSE-SU-2026:20132-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20132-1.md) | Jan 29, 2026 |
| Linux | elemental-toolkit opensuse-leap 16.0 | 2.3.2-160000.1.1 | [OPENSUSE-SU-2026:20132-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20132-1.md) | Jan 29, 2026 |
| Linux | git-bug opensuse-leap 16.0 | 0.10.1-bp160.1.1 | [OPENSUSE-SU-2025:20143-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20143-1.md) | Dec 4, 2025 |
| Linux | gitea-tea opensuse-leap 16.0 | 0.15.1-bp160.1.1 | [OPENSUSE-SU-2026:21603-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21603-1.md) | Aug 18, 2026 |
| Linux | glab opensuse-leap 16.0 | 1.114.0-bp160.1.1 | [OPENSUSE-SU-2026:21662-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21662-1.md) | Aug 26, 2026 |
| Linux | go-sendxmpp opensuse-leap 16.0 | 0.15.1-bp160.1.1 | [OPENSUSE-SU-2026:20058-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20058-1.md) | Jan 17, 2026 |
| Linux | golang-go.net-dev Ubuntu 18.04.6 LTS (bionic) | 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2 | [golang-go.net-dev 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-golang-go.net-dev-1-0.0-git20170629.c81e7f2-dfsg-2ubuntu0.1-esm2.md) | Feb 5, 2026 |
| Linux | golang-go.net-dev Ubuntu 20.04 LTS (focal) | 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2 | [golang-go.net-dev 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-golang-go.net-dev-1-0.0-git20190811.74dc4d7-dfsg-1ubuntu0.1-esm2.md) | Feb 5, 2026 |
| Linux | golang-golang-x-net Debian 14 | 1:0.47.0-1 | [DEBIAN-CVE-2025-47911](https://patchblox.com/security/data/fix/linux/debian-cve-2025-47911.md) | Feb 5, 2026 |
| Linux | golang-golang-x-net-dev Ubuntu 18.04.6 LTS (bionic) | 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2 | [golang-golang-x-net-dev 1:0.0+git20170629.c81e7f2+dfsg-2ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-golang-golang-x-net-dev-1-0.0-git20170629.c81e7f2-dfsg-2ubuntu0.1-esm2.md) | Feb 5, 2026 |
| Linux | golang-golang-x-net-dev Ubuntu 20.04 LTS (focal) | 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2 | [golang-golang-x-net-dev 1:0.0+git20190811.74dc4d7+dfsg-1ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-focal-golang-golang-x-net-dev-1-0.0-git20190811.74dc4d7-dfsg-1ubuntu0.1-esm2.md) | Feb 5, 2026 |
| Linux | golang-golang-x-net-dev Ubuntu 22.04.1 LTS (jammy) | 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1~esm2 | [golang-golang-x-net-dev 1:0.0+git20211209.491a49a+dfsg-1ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-golang-golang-x-net-dev-1-0.0-git20211209.491a49a-dfsg-1ubuntu0.1-esm2.md) | Feb 5, 2026 |
| Linux | golang-golang-x-net-dev Ubuntu 24.04.5 LTS (noble) | 1:0.21.0+dfsg-1ubuntu0.1~esm2 | [golang-golang-x-net-dev 1:0.21.0+dfsg-1ubuntu0.1~esm2](https://patchblox.com/security/data/fix/linux/ubuntu-noble-golang-golang-x-net-dev-1-0.21.0-dfsg-1ubuntu0.1-esm2.md) | Feb 5, 2026 |
| Linux | google-osconfig-agent opensuse-leap 16.0 | 20260615.01-160000.1.2 | [OPENSUSE-SU-2026:21210-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21210-1.md) | Jul 6, 2026 |
| Linux | google-osconfig-agent sles 16.0 | 20260615.01-160000.1.2 | [SUSE-SU-2026:22558-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-22558-1.md) | Jul 6, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 15.6 | 0.0.20260205T172317-150000.1.146.1 | [SUSE-SU-2026:0403-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0403-1.md) | Feb 6, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260723T184607-160000.1.1 | [OPENSUSE-SU-2026:21483-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21483-1.md) | Jul 30, 2026 |
| Linux | grafana opensuse-leap 15.6 | 11.5.10-150200.3.80.1 | [SUSE-SU-2025:4482-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4482-1.md) | Dec 18, 2025 |
| Linux | grafana sles 15.6 | 11.5.10-150200.3.80.1 | [SUSE-SU-2025:4482-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4482-1.md) | Dec 18, 2025 |
| Linux | grafana sles 15.7 | 11.5.10-150200.3.80.1 | [SUSE-SU-2025:4482-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4482-1.md) | Dec 18, 2025 |
| Linux | hauler opensuse-leap 16.0 | 1.3.1-bp160.1.1 | [OPENSUSE-SU-2025:20160-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20160-1.md) | Dec 12, 2025 |
| Linux | helm opensuse-leap 15.6 | 3.19.1-150000.1.57.1 | [SUSE-SU-2025:4190-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4190-1.md) | Nov 24, 2025 |
| Linux | helm opensuse-leap 16.0 | 3.19.1-160000.1.1 | [OPENSUSE-SU-2026:20327-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20327-1.md) | Mar 5, 2026 |
| Linux | helm sles 15.6 | 3.19.1-150000.1.57.1 | [SUSE-SU-2025:4190-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4190-1.md) | Nov 24, 2025 |
| Linux | helm sles 15.7 | 3.19.1-150000.1.57.1 | [SUSE-SU-2025:4190-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-4190-1.md) | Nov 24, 2025 |
| Linux | kepler opensuse-leap 16.0 | 0.11.3-160000.1.1 | [OPENSUSE-SU-2026:20206-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20206-1.md) | Feb 13, 2026 |
| Linux | kubevirt sles 15.7 | 1.7.4-150700.3.24.2 | [SUSE-SU-2026:2400-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-2400-1.md) | Jun 15, 2026 |
| Linux | kubevirt-1.6 sles 15.7 | 1.6.6-150700.15.17.1 | [SUSE-SU-2026:3630-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3630-1.md) | Aug 17, 2026 |
| Linux | lux opensuse-leap 16.0 | 0.24.1-bp160.1.1 | [OPENSUSE-SU-2026:21367-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21367-1.md) | Jul 17, 2026 |
| Linux | lxd Ubuntu 18.04.6 LTS (bionic) | 3.0.3-0ubuntu1~18.04.2+esm2 | [lxd 3.0.3-0ubuntu1~18.04.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lxd-3.0.3-0ubuntu1-18.04.2-esm2.md) | Feb 5, 2026 |
| Linux | lxd-client Ubuntu 18.04.6 LTS (bionic) | 3.0.3-0ubuntu1~18.04.2+esm2 | [lxd-client 3.0.3-0ubuntu1~18.04.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lxd-client-3.0.3-0ubuntu1-18.04.2-esm2.md) | Feb 5, 2026 |
| Linux | lxd-tools Ubuntu 18.04.6 LTS (bionic) | 3.0.3-0ubuntu1~18.04.2+esm2 | [lxd-tools 3.0.3-0ubuntu1~18.04.2+esm2](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-lxd-tools-3.0.3-0ubuntu1-18.04.2-esm2.md) | Feb 5, 2026 |
| Linux | sbctl opensuse-leap 16.0 | 0.18-bp160.1.1 | [OPENSUSE-SU-2026:20105-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20105-1.md) | Jan 23, 2026 |
| Linux | shadowsocks-v2ray-plugin opensuse-leap 16.0 | 5.25.0-bp160.1.1 | [OPENSUSE-SU-2025:20128-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20128-1.md) | Dec 30, 2025 |
| Linux | v2ray-core opensuse-leap 16.0 | 5.40.0-bp160.1.1 | [OPENSUSE-SU-2025:20128-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2025-20128-1.md) | Dec 30, 2025 |
| Linux | yq amzn 2023 | 4.47.1-12.amzn2023 | [ALAS2023-2026-1582](https://patchblox.com/security/data/fix/linux/alas2023-2026-1582.md) | Apr 13, 2026 |
| Linux | yq-debuginfo amzn 2023 | 4.47.1-12.amzn2023 | [ALAS2023-2026-1582](https://patchblox.com/security/data/fix/linux/alas2023-2026-1582.md) | Apr 13, 2026 |
| Linux | yq-debugsource amzn 2023 | 4.47.1-12.amzn2023 | [ALAS2023-2026-1582](https://patchblox.com/security/data/fix/linux/alas2023-2026-1582.md) | Apr 13, 2026 |

---

Data as of 2026-11-09T07:25:28Z 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

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