Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
Affects Red Hat buildahSource GCVE Database
Mentioned vulnerabilities
Not known to be exploited · CVSS 5.6 Medium.
Data as of 5 Nov 2026, 00:01 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 35% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 20 Jul 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Red Hatredhat/buildahpkg:rpm/redhat/buildahOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Red Hat has released an updated buildah RPM version 1.45.0-2.hum1 that addresses these vulnerabilities. Users should apply this update to mitigate the risk. Since this is not a cloud service, remediation requires manual update of the affected packages. No additional mitigations or workarounds are specified in the advisory. Patch status is confirmed by the vendor advisory indicating the updated RPM version. No action beyond applying the update is required.
Description
This update includes the following RPMs: buildah: * buildah-1.45.0-2.hum1 (aarch64, x86_64) * buildah-1.45.0-2.hum1.src (src) Security Fix(es): buildah: * CVE-2026-15788 * CVE-2026-56852
References
- access.redhat.com/errata/RHSA-2026:51065 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-15788 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-56852 (opens in a new tab)
- access.redhat.com/security/updates/classification/ (opens in a new tab)
- images.redhat.com (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_51065.json (opens in a new tab)
- access.redhat.com/errata/RHSA-2026:43122 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-15792 (opens in a new tab)
- security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_43122.json (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-75593 (opens in a new tab)
- access.redhat.com/security/cve/CVE-2026-15789 (opens in a new tab)
- github.com/moby/buildkit/security/advisories/GHSA-388v-wmr2-g2v2 (opens in a new tab)