CVE-2026-15003: Binutils: gnu binutils: heap-buffer-overflow in linker leads to information disclosure and denial of service

Overview

Severity

Medium (CVSS 5.6)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jul

Released

2026-08-07

Last Updated

2026-09-13

EPSS Score

0.11% (percentile: 1.2%)

Affected Products (2)

Other

• 21520-17084
• 21820-17084

Security Updates (1)

• Security Update

Revision History

• 2026-08-07: Information published.
• 2026-08-14: Information published.
• 2026-08-14: Information published.
• 2026-08-14: Information published.
• 2026-09-09: Information published.
• 2026-09-13: Information published.