CVE-2026-15789 Affecting buildah-debugsource package, versions <2:1.43.3-2.el9_8


Severity

Recommended
0.0
high
0
10

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.31% (24th percentile)

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  • Snyk IDSNYK-ROCKY9-BUILDAHDEBUGSOURCE-20135042
  • published25 Sept 2026
  • disclosed21 Jul 2026

Introduced: 21 Jul 2026

CVE-2026-15789  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:9 buildah-debugsource to version 2:1.43.3-2.el9_8 or higher.
This issue was patched in RLSA-2026:70640.

NVD Description

Note: Versions mentioned in the description apply only to the upstream buildah-debugsource package and not the buildah-debugsource package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:9 relevant fixed versions and status.

A custom client can produce such an upload request to the BuildKit daemon that files can escape from the BuildKit-controlled state directory. The client needs to have valid permissions to access the BuildKit control API to issue builds, e.g., bypass authentication, etc.

CVSS Base Scores

version 3.1