Buffer overflow in Omec-Project Amf
CVE-2026-9299
A flaw has been found in omec-project amf up to 2.1.1. Affected by this issue is the function PDUSessionResourceModifyIndication of the file /go/src/amf/ngap/handler.go. This manipulation causes memory corruption. Remote exploitation of the attack is possible. The exploit has been published and may be used. Applying a patch is the recommended action to fix this issue.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.004 (31.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.004 · change: +0.002
Affected products
- Omec-Project Amf — versions 2.1.0, 2.1.1
Weakness classification (CWE)
References
- vuldb.com/vuln/365246 (technical-description, vdb-entry)
- vuldb.com/vuln/365246/cti (signature, permissions-required)
- vuldb.com/submit/811829 (third-party-advisory)
- github.com/omec-project/amf/issues/681 (issue-tracking, exploit)
- github.com/omec-project/amf/pull/666 (issue-tracking, patch)
- github.com/omec-project/amf/ (product)
Frequently asked questions
- What is CVE-2026-9299?
- CVE-2026-9299 is a medium-severity vulnerability in Omec-Project Amf, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.3/10. Published 2026-05-23.
- How severe is CVE-2026-9299?
- Medium severity. CVSS v3 base score is 6.3 out of 10.