Description (CNA)
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 (CNA)
| Vendor / product | Versions |
|---|---|
| Go toolchain / cmd/go | affected 0 before 1.24.12; affected 1.25.0 before 1.25.6 |
CWE
No CWE identifiers supplied.
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
ADP enrichment
No English description supplied.
No references supplied.
A flaw was found in cmd/go. An attacker can exploit this by building a malicious Go source file that uses the '#cgo pkg-config:' directive. This allows the attacker to write to an arbitrary file with partial control over its content, by providing a '--log-file' argument to the pkg-config command. This vulnerability can lead to arbitrary file write.
- 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