CVE-2026-48864: Libsolv: heap buffer overflow in libsolv repopagestore via unchecked decompression of malicious .solv page data

Overview

Severity

High (CVSS 7.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-May

Released

2026-05-31

Last Updated

2026-06-01

EPSS Score

0.21% (percentile: 10.7%)

Affected Products (1)

Other

• 21362-17084

Revision History

• 2026-05-31: Information published.
• 2026-06-01: Information published.