# CVE-2026-15028

## Summary

- **CVE ID:** CVE-2026-15028
- **Severity:** LOW
- **CVSS Score:** 3.9 (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L)
- **CWE:** CWE-805
- **Published:** Jul 10, 2026
- **Last Modified:** Aug 31, 2026

## Description

A flaw was found in libarchive. This vulnerability allows a remote attacker to trigger a heap overflow by providing a specially crafted tar archive. The issue occurs during the parsing of a PAX extended header containing a malformed SUN.holesdata sparse-file attribute. Successful exploitation could lead to a denial of service, making the system unavailable, or potentially allow for arbitrary code execution, giving the attacker control over the affected system.

## Affected Products

- Red Hat — Red Hat Hardened Images (3.8.8-2.1.hum1)

## References

- [CNA](https://access.redhat.com/security/cve/CVE-2026-15028)
- [CNA](https://bugzilla.redhat.com/show_bug.cgi?id=2497970)
- [CNA](https://github.com/libarchive/libarchive/issues/3251)
- [CNA](https://github.com/libarchive/libarchive/pull/3253)
- [CNA](https://access.redhat.com/errata/RHSA-2026:38279)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.20%
- **EPSS Percentile:** 10.3

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._