Description
Building a malicious file with cmd/go can cause can cause a write to an attacker-controlled file with partial control of the file content. The "#cgo pkg-config:" directive in a Go source file provides command-line arguments to provide to the Go pkg-config command. An attacker can provide a "--log-file" argument to this directive, causing pkg-config to write to an attacker-controlled location.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Go toolchain cmd/go
Default version status: unaffected
0 to < 1.24.12affected1.25.0 to < 1.25.6affected
References
- https://go.dev/cl/736711 ↗
- https://go.dev/issue/77100 ↗
- https://groups.google.com/g/golang-announce/c/Vd2tYVM8eUc ↗
- https://pkg.go.dev/vuln/GO-2026-4339 ↗
- https://access.redhat.com/security/cve/CVE-2025-61731 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2434433 ↗
- https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-61731.json ↗
- https://access.redhat.com/errata/RHSA-2026:5943 ↗
- https://access.redhat.com/errata/RHSA-2026:5941 ↗
- https://access.redhat.com/errata/RHSA-2026:6949 ↗
- https://access.redhat.com/errata/RHSA-2026:7878 ↗
- https://access.redhat.com/errata/RHSA-2026:7879 ↗
- https://access.redhat.com/errata/RHSA-2026:7876 ↗
- https://access.redhat.com/errata/RHSA-2026:7877 ↗
- https://access.redhat.com/errata/RHSA-2026:7883 ↗
- https://access.redhat.com/errata/RHSA-2026:7833 ↗
- https://access.redhat.com/errata/RHSA-2026:7834 ↗
- https://access.redhat.com/errata/RHSA-2026:5944 ↗
- https://access.redhat.com/errata/RHSA-2026:5942 ↗
- https://access.redhat.com/errata/RHSA-2026:7385 ↗
- https://access.redhat.com/errata/RHSA-2026:7291 ↗
- https://access.redhat.com/errata/RHSA-2026:12282 ↗
- https://access.redhat.com/errata/RHSA-2026:14100 ↗
- https://access.redhat.com/errata/RHSA-2026:21691 ↗
- https://access.redhat.com/errata/RHSA-2026:15091 ↗
- https://access.redhat.com/errata/RHSA-2026:14774 ↗
- https://access.redhat.com/errata/RHSA-2026:20088 ↗
- https://access.redhat.com/errata/RHSA-2026:17598 ↗
- https://access.redhat.com/errata/RHSA-2026:12118 ↗
- https://access.redhat.com/errata/RHSA-2026:8448 ↗
- https://access.redhat.com/errata/RHSA-2026:13736 ↗
- https://access.redhat.com/errata/RHSA-2026:4434 ↗
- https://access.redhat.com/errata/RHSA-2026:3855 ↗
- https://access.redhat.com/errata/RHSA-2026:3559 ↗
- https://access.redhat.com/errata/RHSA-2026:3556 ↗
- https://access.redhat.com/errata/RHSA-2026:5948 ↗
- https://access.redhat.com/errata/RHSA-2026:5950 ↗
- https://access.redhat.com/errata/RHSA-2026:5952 ↗