CVE-2026-1738— Open5GS SGWC context.c sgwc_tunnel_add assertion
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2026-1738
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Open5GS SGWC context.c sgwc_tunnel_add assertion
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in Open5GS up to 2.7.6. The impacted element is the function sgwc_tunnel_add of the file /src/sgwc/context.c of the component SGWC. Executing a manipulation of the argument pdr can lead to reachable assertion. The attack can be executed remotely. The exploit has been published and may be used. It is advisable to implement a patch to correct this issue. The issue report is flagged as already-fixed.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
可达断言
Source: NVD (National Vulnerability Database)
Vulnerability Title
Open5GS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Open5GS是Open5GS开源的一个 5G Core 和 Epc 的 C 语言开源实现，即 Lte/Nr 网络的核心网络。 Open5GS 2.7.6及之前版本存在安全漏洞，该漏洞源于对文件/src/sgwc/context.c中函数sgwc_tunnel_add的参数pdr的错误操作，可能导致可达断言。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | Open5GS | 2.7.0 | cpe:2.3:a:open5gs:open5gs:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-1738
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-1738
请登录查看更多情报信息。
- Submit #741193: Open5gs SGWC v2.7.6 Denial of Servicethird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-1738
Same Patch Batch · n/a · 2026-02-02 · 7 CVEs total
| CVE-2026-1746 | 6.3 MEDIUM | JeecgBoot Online Report API loadDictItemByKeyword sql injection |
| CVE-2026-1737 | 5.3 MEDIUM | Open5GS CreateBearerRequest s5c-handler.c sgwc_s5c_handle_create_bearer_request assertion |
| CVE-2026-1736 | 5.3 MEDIUM | Open5GS SGWC s11-handler.c assertion |
| CVE-2025-70959 | Tendenci 安全漏洞 | |
| CVE-2025-70960 | Tendenci 安全漏洞 | |
| CVE-2025-70958 | Subrion CMS 安全漏洞 |
IV. Related Vulnerabilities
Same product: Open5GS
- CVE-2026-8270
Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service - CVE-2026-8267
Open5GS SMF smf_nsmf_handle_created_data_in_vsmf denial of s - CVE-2026-8266
Open5GS SMF gsm-build.c gsm_build_pdu_session_establishment_
Same weakness: CWE-617
- CVE-2026-8257
WebAssembly Binaryen BrOn wasm-ir-builder.cpp makeBrOn asser - CVE-2026-41584
ZEBRA: rk Identity Point Panic in Transaction Verification - CVE-2026-20450
MediaTek Chipsets 安全漏洞 - CVE-2026-41485
Kyverno Controller Denial of Service via forEach Mutation Pa - CVE-2026-34067
nimiq-transaction vulnerable to panic via `HistoryTreeProof`
V. Comments for CVE-2026-1738
No comments yet