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7.5
Red Hat Image Builder: Unauthorized Image Access Risk
RHSA-2026:3840
Summary
An issue was found in Red Hat Image Builder that could allow an attacker to gain unauthorized access to images. This is a serious security risk because it could potentially allow malicious users to access confidential data. To mitigate this issue, apply the available update to your system.
What to do
- Update redhat image-builder to version 0:31-4.el10_1.
- Update redhat image-builder-debuginfo to version 0:31-4.el10_1.
- Update redhat image-builder-debugsource to version 0:31-4.el10_1.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| redhat | image-builder | <= 0:31-4.el10_1 | 0:31-4.el10_1 |
| redhat | image-builder-debuginfo | <= 0:31-4.el10_1 | 0:31-4.el10_1 |
| redhat | image-builder-debugsource | <= 0:31-4.el10_1 | 0:31-4.el10_1 |
Original title
Red Hat Security Advisory: image-builder security update
osv CVSS3.1
7.5
- https://access.redhat.com/errata/RHSA-2026:3840 Vendor Advisory
- https://access.redhat.com/security/updates/classification/#important Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2418462 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2434432 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2437111 Third Party Advisory
- https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_3840.j... Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2025-61726 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2025-61726 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-61726 Vendor Advisory
- https://go.dev/cl/736712 Third Party Advisory
- https://go.dev/issue/77101 Third Party Advisory
- https://groups.google.com/g/golang-announce/c/Vd2tYVM8eUc Third Party Advisory
- https://pkg.go.dev/vuln/GO-2026-4341 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2025-61729 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2025-61729 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-61729 Vendor Advisory
- https://go.dev/cl/725920 Third Party Advisory
- https://go.dev/issue/76445 Third Party Advisory
- https://groups.google.com/g/golang-announce/c/8FJoBkPddm4 Third Party Advisory
- https://pkg.go.dev/vuln/GO-2025-4155 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2025-68121 Third Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2025-68121 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-68121 Vendor Advisory
- https://go.dev/cl/737700 Third Party Advisory
- https://go.dev/issue/77217 Third Party Advisory
- https://groups.google.com/g/golang-announce/c/K09ubi9FQFk Third Party Advisory
- https://pkg.go.dev/vuln/GO-2026-4337 Vendor Advisory
Published: 5 Mar 2026 · Updated: 7 Mar 2026 · First seen: 6 Mar 2026