Buffer overflow in Red Hat Enterprise Linux 10

CVE-2026-15813

A vulnerability was found in the network packet de-fragmentation engine of kronosnet (Version affected <= 1.34). The internal reassembly code does not properly validate sequence numbers of incoming payload fragments. An attacker can exploi…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-15813?
CVE-2026-15813 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Out-of-bounds Write. CVSS score: 6.5/10. Published 2026-07-20.
How severe is CVE-2026-15813?
Medium severity. CVSS v3 base score is 6.5 out of 10.