What is CVE-2026-16517?

CVE-2026-16517 is a low-severity vulnerability in Red Hat Enterprise Linux 10, classified under Integer Overflow or Wraparound. CVSS score: 2.9/10. Published 2026-07-21.

How severe is CVE-2026-16517?

Low severity. CVSS v3 base score is 2.9 out of 10.

Integer overflow in Red Hat Enterprise Linux 10

CVE-2026-16517

A signed integer overflow vulnerability was found in libarchive's ZIP writer. In the archive_write_zip_header function in archive_write_set_format_zip.c, when ZIP encryption is enabled and the entry file size is close to INT64_MAX, the add…

Vulnerability class: Integer Overflow

CVSS v3 metric

CVSS v3 base score 2.9 (Low). Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Hardened Images
Red Hat Openshift Container Platform 4

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking)

Frequently asked questions

What is CVE-2026-16517?: CVE-2026-16517 is a low-severity vulnerability in Red Hat Enterprise Linux 10, classified under Integer Overflow or Wraparound. CVSS score: 2.9/10. Published 2026-07-21.
How severe is CVE-2026-16517?: Low severity. CVSS v3 base score is 2.9 out of 10.