CVE-2026-16517: Libarchive: libarchive: signed integer overflow in archive_write_zip_header

Overview

Severity

Low (CVSS 2.9)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Exploit Status

Not Exploited

Patch Tuesday

2026-Jul

Released

2026-07-25

Last Updated

2026-08-07

EPSS Score

0.08% (percentile: 0.1%)

Affected Products (2)

Other

• 21544-17084
• 21678-17084

Revision History

• 2026-07-25: Information published.
• 2026-07-27: Information published.
• 2026-08-07: Information published.