Integer overflow in Red Hat Enterprise Linux 10

CVE-2026-10649

A flaw was found in Pacemaker. An unauthenticated remote attacker can exploit an integer overflow vulnerability in the remote message decompression process. By sending a specially crafted compressed remote message before authentication, an…

Vulnerability class: Integer Overflow

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-10649?
CVE-2026-10649 is a high-severity vulnerability in Red Hat Enterprise Linux 10, classified under Integer Overflow or Wraparound. CVSS score: 8.6/10. Published 2026-06-16.
How severe is CVE-2026-10649?
High severity. CVSS v3 base score is 8.6 out of 10.