CVE-2026-9299 json
omec-project amf handler.go PDUSessionResourceModifyIndication memory corruption
published 2026-05-23 5 mo ago modified 2026-07-23 3 mo ago also GHSA-m9r6-r5c3-jw4j , GO-2026-5843 , EUVD-2026-31533
- cvss
- 6.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 13%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- go github.com/omec-project/amf 1.7.1-0.20260421213846-34bc6724acc9
- govulncheck-vulndb openSUSE Leap 16.0 0.0.20260723T184607-160000.1.1
opensuse advisories openSUSE-SU-2026:21483-1
- github.com/omec-project/amf@34bc672 commit
- github.com/omec-project/amf#666 pull request
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 5 mo ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/omec-project/amf/issues/681 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P |
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C |
| CNA | 3.0 | 6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:OF/RC:C |
| CNA | 4.0 | 2.1 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
| GitHub | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| go | github.com/omec-project/amf | <1.7.1-0.20260421213846-34bc6724acc9 |
1.7.1-0.20260421213846-34bc6724acc9 |
Affected products
- omec-project amf
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
github.com
/omec-project/amf/pull/666
issue-tracking, patch, web
-
github.com
/omec-project/amf/commit/34bc6724acc97dba1f8691e586da95b042cb612d
web, patch
-
github.com
/omec-project/amf/issues/681
exploit, issue-tracking, web, report
-
vuldb.com
/vuln/365246
vdb-entry, technical-description, web
-
vuldb.com
/vuln/365246/cti
signature, permissions-required, web
-
vuldb.com
/submit/811829
third-party-advisory, web
-
github.com
/omec-project/amf/
product
-
nvd.nist.gov
/vuln/detail/CVE-2026-9299
advisory
-
github.com
/omec-project/amf
package
-
github.com
/advisories/GHSA-m9r6-r5c3-jw4j
advisory
Sources
- CVE List CVE-2026-9299
- GitHub Advisory GHSA-m9r6-r5c3-jw4j
- NVD CVE-2026-9299
- OSV GO-2026-5843
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.