CVE-2026-39824
Low
Description
NewNTUnicodeString does not check for string length overflow. When provided with a string that overflows the maximum size of a NTUnicodeString (a 16-bit number of bytes), it returns a truncated string rather than an error.
SeverityLow
CVSS3.3
Exploit probability—
Product
Golang.org/x/sys
PublishedMay 22, 2026
First seenMay 22, 2026
Weakness typeCWE-190Integer overflow
How to fix
Update
- golang.org/x/sys0.44.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| golang.org/x/sysGo | v < 0.44.0 | 0.44.0 |
| microsoft azl3_application-gateway-kubernetes-ingress_1.7.7-3 | No range specified | — |
| microsoft azl3_azcopy_10.25.1-4 | No range specified | — |
| microsoft azl3_azurelinux-image-tools_1.2.0-2 | No range specified | — |
| microsoft azl3_cert-manager_1.12.15-6 | No range specified | — |
| microsoft azl3_cf-cli_8.7.11-5 | No range specified | — |
| microsoft azl3_cloud-provider-kubevirt_0.5.1-3 | No range specified | — |
| microsoft azl3_cni-plugins_1.4.0-5 | No range specified | — |
| microsoft azl3_containerd2_2.1.6-2 | No range specified | — |
| microsoft azl3_containerized-data-importer_1.62.0-3 | No range specified | — |
| microsoft azl3_coredns_1.11.4-15 | No range specified | — |
| microsoft azl3_cri-tools_1.32.0-4 | No range specified | — |
| microsoft azl3_docker-buildx_0.14.0-11 | No range specified | — |
| microsoft azl3_docker-cli_25.0.7-2 | No range specified | — |
| microsoft azl3_docker-compose_2.27.0-9 | No range specified | — |
| microsoft azl3_etcd_3.5.28-1 | No range specified | — |
| microsoft azl3_flannel_0.24.2-26 | No range specified | — |
| microsoft azl3_gh_2.62.0-15 | No range specified | — |
| microsoft azl3_git-lfs_3.6.1-2 | No range specified | — |
| microsoft azl3_golang_1.25.9-1 | No range specified | — |
| microsoft azl3_golang_1.26.2-1 | No range specified | — |
| microsoft azl3_ignition-flatcar_2.22.0-2 | No range specified | — |
| microsoft azl3_influx-cli_2.7.5-2 | No range specified | — |
| microsoft azl3_influxdb_2.7.5-15 | No range specified | — |
| microsoft azl3_jx_3.10.182-3 | No range specified | — |
| microsoft azl3_kata-containers_3.19.1.kata3-1 | No range specified | — |
| microsoft azl3_kata-containers-cc_3.15.0.aks0-9 | No range specified | — |
| microsoft azl3_keda_2.14.1-11 | No range specified | — |
| microsoft azl3_kube-vip-cloud-provider_0.0.10-5 | No range specified | — |
| microsoft azl3_kubernetes_1.30.10-23 | No range specified | — |
| microsoft azl3_kubevirt_1.7.1-2 | No range specified | — |
| microsoft azl3_kured_1.15.0-3 | No range specified | — |
| microsoft azl3_libnvidia-container_1.17.8-1 | No range specified | — |
| microsoft azl3_moby-engine_25.0.3-17 | No range specified | — |
| microsoft azl3_opa_0.63.0-3 | No range specified | — |
| microsoft azl3_packer_1.9.5-13 | No range specified | — |
| microsoft azl3_prometheus-adapter_0.12.0-5 | No range specified | — |
| microsoft azl3_prometheus-node-exporter_1.7.0-3 | No range specified | — |
| microsoft azl3_prometheus-process-exporter_0.8.2-3 | No range specified | — |
| microsoft azl3_golang_1.27.0-1 | No range specified | — |
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