# CVE-2026-56852: Infinite loop on invalid input in golang.org/x/text

CVE-2026-56852 is fixed in 40 products on 1 platform, first by OPENSUSE-SU-2026:21395-1, released July 20, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-56852
- Priority: High
- CVSS: 8.8 (Important)
- EPSS: 0.0048
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 20, 2026
- Weakness: Loop with Unreachable Exit Condition ('Infinite Loop')
- Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56852

## Description

A norm.Iter can enter an infinite loop when handling input containing invalid UTF-8 bytes.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | alloy opensuse-leap 16.0 | 1.19.2-160000.1.1 | [OPENSUSE-SU-2026:22032-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22032-1.md) | Oct 6, 2026 |
| Linux | alloy sles 15.7 | 1.19.2-150700.15.29.1 | [SUSE-SU-2026:4408-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4408-1.md) | Oct 1, 2026 |
| Linux | alloy sles 16.0 | 1.19.2-160000.1.1 | [SUSE-SU-2026:24148-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24148-1.md) | Oct 6, 2026 |
| Linux | amazon-ecs-init opensuse-leap 16.0 | 1.103.2-160000.2.1 | [OPENSUSE-SU-2026:21455-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21455-1.md) | Jul 28, 2026 |
| Linux | apptainer opensuse-leap 16.0 | 1.5.3-bp160.1.1 | [OPENSUSE-SU-2026:21499-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21499-1.md) | Jul 29, 2026 |
| Linux | apptainer sles 15.7 | 1.5.3-150600.4.34.2 | [SUSE-SU-2026:3417-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3417-1.md) | Jul 30, 2026 |
| Linux | aws-iam-authenticator sles 15.6 | 0.7.22-150000.1.23.1 | [SUSE-SU-2026:4891-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4891-1.md) | Nov 7, 2026 |
| Linux | aws-iam-authenticator sles 15.7 | 0.7.22-150000.1.23.1 | [SUSE-SU-2026:4891-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4891-1.md) | Nov 7, 2026 |
| Linux | azure-storage-azcopy sles 15.6 | 10.32.6-150400.9.16.2 | [SUSE-SU-2026:3528-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3528-1.md) | Aug 7, 2026 |
| Linux | azure-storage-azcopy sles 15.7 | 10.32.6-150400.9.16.2 | [SUSE-SU-2026:3528-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3528-1.md) | Aug 7, 2026 |
| Linux | containerd amzn 2023 | 2.2.5-1.amzn2023.0.2 | [ALAS2023-2026-2063](https://patchblox.com/security/data/fix/linux/alas2023-2026-2063.md) | Aug 17, 2026 |
| Linux | containerd-debuginfo amzn 2023 | 2.2.5-1.amzn2023.0.2 | [ALAS2023-2026-2063](https://patchblox.com/security/data/fix/linux/alas2023-2026-2063.md) | Aug 17, 2026 |
| Linux | containerd-debugsource amzn 2023 | 2.2.5-1.amzn2023.0.2 | [ALAS2023-2026-2063](https://patchblox.com/security/data/fix/linux/alas2023-2026-2063.md) | Aug 17, 2026 |
| Linux | containerd-stress amzn 2023 | 2.2.5-1.amzn2023.0.2 | [ALAS2023-2026-2063](https://patchblox.com/security/data/fix/linux/alas2023-2026-2063.md) | Aug 17, 2026 |
| Linux | containerd-stress-debuginfo amzn 2023 | 2.2.5-1.amzn2023.0.2 | [ALAS2023-2026-2063](https://patchblox.com/security/data/fix/linux/alas2023-2026-2063.md) | Aug 17, 2026 |
| Linux | containerized-data-importer sles 15.7 | 1.64.0-150700.9.14.1 | [SUSE-SU-2026:4209-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4209-1.md) | Sep 16, 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 | cosign opensuse-leap 16.0 | 3.1.3-160000.1.1 | [OPENSUSE-SU-2026:22064-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22064-1.md) | Nov 7, 2026 |
| Linux | cosign sles 15.6 | 3.1.3-150400.3.57.1 | [SUSE-SU-2026:4392-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4392-1.md) | Sep 29, 2026 |
| Linux | cosign sles 15.7 | 3.1.3-150400.3.57.1 | [SUSE-SU-2026:4392-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4392-1.md) | Sep 29, 2026 |
| Linux | cosign sles 16.0 | 3.1.3-160000.1.1 | [SUSE-SU-2026:24213-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-24213-1.md) | Nov 7, 2026 |
| Linux | distribution opensuse-leap 16.0 | 3.1.1-160000.2.1 | [OPENSUSE-SU-2026:21441-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21441-1.md) | Jul 24, 2026 |
| Linux | distribution sles 15.6 | 3.1.1-150400.9.41.1 | [SUSE-SU-2026:4212-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4212-1.md) | Sep 16, 2026 |
| Linux | distribution sles 15.7 | 3.1.1-150400.9.41.1 | [SUSE-SU-2026:4212-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4212-1.md) | Sep 16, 2026 |
| Linux | distribution sles 16.0 | 3.1.1-160000.2.1 | [SUSE-SU-2026:22952-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-22952-1.md) | Jul 24, 2026 |
| Linux | docker amzn 2023 | 25.0.16-1.amzn2023.0.4 | [ALAS2023-2026-2062](https://patchblox.com/security/data/fix/linux/alas2023-2026-2062.md) | Aug 17, 2026 |
| Linux | docker-debuginfo amzn 2023 | 25.0.16-1.amzn2023.0.4 | [ALAS2023-2026-2062](https://patchblox.com/security/data/fix/linux/alas2023-2026-2062.md) | Aug 17, 2026 |
| Linux | docker-debugsource amzn 2023 | 25.0.16-1.amzn2023.0.4 | [ALAS2023-2026-2062](https://patchblox.com/security/data/fix/linux/alas2023-2026-2062.md) | Aug 17, 2026 |
| Linux | flightctl RHEL 10 | 1.2.1-1.el10 | [RHSA-2026:68335](https://patchblox.com/security/data/fix/linux/rhsa-2026-68335.md) | Aug 13, 2026 |
| Linux | golang-github-prometheus-prometheus sles 15.7 | 3.13.2-150100.4.40.2 | [SUSE-SU-2026:4606-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4606-1.md) | Nov 7, 2026 |
| Linux | golang-golang-x-text Debian 14 | 0.40.0-1 | [DEBIAN-CVE-2026-56852](https://patchblox.com/security/data/fix/linux/debian-cve-2026-56852.md) | Aug 10, 2026 |
| Linux | google-cloud-sap-agent opensuse-leap 16.0 | 3.15-160000.4.1 | [OPENSUSE-SU-2026:21834-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21834-1.md) | Sep 14, 2026 |
| Linux | google-cloud-sap-agent sles 15.6 | 3.15-150100.3.87.1 | [SUSE-SU-2026:4206-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4206-1.md) | Sep 16, 2026 |
| Linux | google-cloud-sap-agent sles 15.7 | 3.15-150100.3.87.1 | [SUSE-SU-2026:4206-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4206-1.md) | Sep 16, 2026 |
| Linux | google-cloud-sap-agent sles 16.0 | 3.15-160000.4.1 | [SUSE-SU-2026:23729-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-23729-1.md) | Sep 14, 2026 |
| Linux | google-guest-agent opensuse-leap 16.0 | 20260903.01-160000.1.1 | [OPENSUSE-SU-2026:21879-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21879-1.md) | Sep 18, 2026 |
| Linux | google-guest-agent sles 15.6 | 20260903.01-150000.1.85.1 | [SUSE-SU-2026:4270-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4270-1.md) | Sep 21, 2026 |
| Linux | google-guest-agent sles 15.7 | 20260903.01-150000.1.85.1 | [SUSE-SU-2026:4270-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4270-1.md) | Sep 21, 2026 |
| Linux | google-osconfig-agent opensuse-leap 16.0 | 20260911.00-160000.1.1 | [OPENSUSE-SU-2026:21882-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21882-1.md) | Sep 19, 2026 |
| Linux | google-osconfig-agent sles 15.6 | 20260911.00-150000.1.67.1 | [SUSE-SU-2026:4293-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4293-1.md) | Sep 23, 2026 |
| Linux | google-osconfig-agent sles 15.7 | 20260911.00-150000.1.67.1 | [SUSE-SU-2026:4293-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4293-1.md) | Sep 23, 2026 |
| Linux | govulncheck-vulndb opensuse-leap 16.0 | 0.0.20260827T195228-160000.1.1 | [OPENSUSE-SU-2026:21761-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21761-1.md) | Sep 4, 2026 |
| Linux | govulncheck-vulndb sles 16.0 | 0.0.20260827T195228-160000.1.1 | [SUSE-SU-2026:23625-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-23625-1.md) | Sep 4, 2026 |
| Linux | grafana opensuse-leap 16.0 | 12.4.10-bp160.1.1 | [OPENSUSE-SU-2026:22125-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-22125-1.md) | Nov 7, 2026 |
| Linux | grafana sles 15.7 | 12.4.10-150200.3.94.3 | [SUSE-SU-2026:4600-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4600-1.md) | Nov 7, 2026 |
| Linux | helm opensuse-leap 16.0 | 4.3.0-160000.1.1 | [OPENSUSE-SU-2026:21983-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21983-1.md) | Sep 30, 2026 |
| Linux | helm sles 15.6 | 3.21.3-150000.1.85.1 | [SUSE-SU-2026:3342-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3342-1.md) | Jul 28, 2026 |
| Linux | helm sles 15.7 | 3.21.3-150000.1.85.1 | [SUSE-SU-2026:3342-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3342-1.md) | Jul 28, 2026 |
| Linux | helm sles 16.0 | 4.3.0-160000.1.1 | [SUSE-SU-2026:23984-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-23984-1.md) | Sep 30, 2026 |
| Linux | ignition opensuse-leap 16.0 | 2.21.0-160000.5.1 | [OPENSUSE-SU-2026:21482-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21482-1.md) | Jul 30, 2026 |
| Linux | ignition sles 15.7 | 2.14.0-150400.9.21.1 | [SUSE-SU-2026:3300-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3300-1.md) | Jul 27, 2026 |
| Linux | kubevirt sles 15.7 | 1.7.4-150700.3.33.1 | [SUSE-SU-2026:3480-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3480-1.md) | Aug 4, 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 | kubevirt1.8 opensuse-leap 16.0 | 1.8.4-160000.1.1 | [OPENSUSE-SU-2026:21590-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21590-1.md) | Aug 18, 2026 |
| Linux | mcphost opensuse-leap 16.0 | 0.34.0-160000.3.1 | [OPENSUSE-SU-2026:21480-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21480-1.md) | Jul 30, 2026 |
| Linux | podman RHEL 10 | 5.8.2-9.el10_2 | [RHSA-2026:70201](https://patchblox.com/security/data/fix/linux/rhsa-2026-70201.md) | Aug 18, 2026 |
| Linux | podman almalinux 10 | 7:5.8.2-9.el10_2.alma.1 | [ALSA-2026:70201](https://patchblox.com/security/data/fix/linux/alsa-2026-70201.md) | Sep 22, 2026 |
| Linux | podman ol 10 | 7:5.8.2-9.0.1.el10_2 | [ELSA-2026-70201](https://patchblox.com/security/data/fix/linux/elsa-2026-70201.md) | Sep 23, 2026 |
| Linux | podman rocky 10 | 7:5.8.2-9.el10_2 | [RLSA-2026:70201](https://patchblox.com/security/data/fix/linux/rlsa-2026-70201.md) | Sep 23, 2026 |
| Linux | podman-docker almalinux 10 | 7:5.8.2-9.el10_2.alma.1 | [ALSA-2026:70201](https://patchblox.com/security/data/fix/linux/alsa-2026-70201.md) | Sep 22, 2026 |
| Linux | podman-docker ol 10 | 7:5.8.2-9.0.1.el10_2 | [ELSA-2026-70201](https://patchblox.com/security/data/fix/linux/elsa-2026-70201.md) | Sep 23, 2026 |
| Linux | podman-remote almalinux 10 | 7:5.8.2-9.el10_2.alma.1 | [ALSA-2026:70201](https://patchblox.com/security/data/fix/linux/alsa-2026-70201.md) | Sep 22, 2026 |
| Linux | podman-remote ol 10 | 7:5.8.2-9.0.1.el10_2 | [ELSA-2026-70201](https://patchblox.com/security/data/fix/linux/elsa-2026-70201.md) | Sep 23, 2026 |
| Linux | podman-tests almalinux 10 | 7:5.8.2-9.el10_2.alma.1 | [ALSA-2026:70201](https://patchblox.com/security/data/fix/linux/alsa-2026-70201.md) | Sep 22, 2026 |
| Linux | podman-tests ol 10 | 7:5.8.2-9.0.1.el10_2 | [ELSA-2026-70201](https://patchblox.com/security/data/fix/linux/elsa-2026-70201.md) | Sep 23, 2026 |
| Linux | rhc RHEL 8 | 1:0.2.5-11.el8_10 | [RHSA-2026:69258](https://patchblox.com/security/data/fix/linux/rhsa-2026-69258.md) | Sep 22, 2026 |
| Linux | system-user-grafana sles 15.7 | 1.0.0-150200.5.8.1 | [SUSE-SU-2026:4600-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-4600-1.md) | Nov 7, 2026 |
| Linux | trivy opensuse-leap 16.0 | 0.72.0-160000.2.1 | [OPENSUSE-SU-2026:21395-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21395-1.md) | Jul 20, 2026 |
| Linux | warewulf4 opensuse-leap 16.0 | 4.7.0-bp160.3.1 | [OPENSUSE-SU-2026:21509-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21509-1.md) | Jul 31, 2026 |
| Linux | yq opensuse-leap 16.0 | 4.53.3-bp160.1.1 | [OPENSUSE-SU-2026:21500-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-21500-1.md) | Jul 29, 2026 |
| Linux | yq sles 15.7 | 4.53.3-150500.3.12.1 | [SUSE-SU-2026:3327-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-3327-1.md) | Jul 28, 2026 |

---

Data as of 2026-11-09T01:18:40Z 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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