Buffer overflow in Red Hat Enterprise Linux 10

CVE-2026-14612

Two off-by-one errors in the FreeIPA ipa-otpd daemon's OAuth2 device authorization handler can cause out-of-bounds memory access when processing an oversized response from a configured external OAuth2/OIDC Identity Provider. An attacker wh…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-14612?
CVE-2026-14612 is a medium-severity vulnerability in Red Hat Enterprise Linux 10, classified under Out-of-bounds Write. CVSS score: 4.2/10. Published 2026-07-03.
How severe is CVE-2026-14612?
Medium severity. CVSS v3 base score is 4.2 out of 10.