Red HatCVE-2026-73196
Red Hat FreeIPA: resource exhaustion
Medium4.3CVE-2026-73196 · Published Aug 20, 2026 · updated Aug 24, 2026
A flaw was found in FreeIPA. A low-privilege authenticated user can exploit this vulnerability by submitting an oversized One-Time Password (OTP) key value. This oversized key is then decoded and re-encoded without proper size limits, consuming excessive CPU and memory resources. This can lead to a denial of service, degrading the availability of the IPA service.
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| Red Hat Enterprise Linux 10 Product | all versions | No fix yet |
| Red Hat Enterprise Linux 6 Product | all versions | No fix yet |
| Red Hat Enterprise Linux 7 Product | all versions | No fix yet |
| Red Hat Enterprise Linux 8 Product | all versions | No fix yet |
| Red Hat Enterprise Linux 9 Product | all versions | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-770
More Red Hat advisories
All Red Hat| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 20 | Red Hat multicloud-operators-subscription: information disclosure | High7.7 | No fix yet |
| Aug 20 | A flaw was found in the multicloud-operators-subscription component | Critical9.9 | No fix yet |
| Aug 20 | Red Hat Advanced Cluster Management for Kubernetes 2: information disclosure | Low2.5 | No fix yet |
| Aug 20 | Red Hat lighthouse: information disclosure | Medium5.4 | No fix yet |
| Aug 20 | Red Hat Lighthouse. A remote attacker: privilege escalation | Low3.7 | No fix yet |
| Aug 20 | A flaw was found in Kata Containers | High8.1 | No fix yet |