Vulnerability 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.
CVSS Score
LOW
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2026:38279
- https://access.redhat.com/security/cve/CVE-2026-15028
- https://bugzilla.redhat.com/show_bug.cgi?id=2497970
- https://github.com/libarchive/libarchive/issues/3251
- https://github.com/libarchive/libarchive/pull/3253
FAQ
What is CVE-2026-15028?
CVE-2026-15028 is a vulnerability with a CVSS score of 3.9 (LOW). 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 extend...
How severe is CVE-2026-15028?
CVE-2026-15028 has been rated LOW with a CVSS base score of 3.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-15028?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.