CNNVD-202601-4751 Information

Jan 28, 2026 cve

CNNVD ID

CNNVD-202601-4751

CVE-2026-1521

CNNVD Published: 2026-01-28

Description (Chinese)

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/s5c-handler.c中函数sgwc_s5c_handle_bearer_resource_failure_indication的操作不当，可能导致拒绝服务攻击。

Description (English)

Open5GS is a 5G Core and Epc open-language C open source of Open5GS, the core network of the Lte/Nr network. Open5GS 2.7.6 and previous versions contain a security loophole, which stems from the inappropriate operation of the sgwc s5c handle bearer resource fair indication in document src/sgwc/s5c-handler.c, which may lead to a denial of service attack.

Hazard Level

High

Vulnerability Type

其他

Affected Vendor

Open5GS

Published

2026-01-28

Last Modified

2026-02-24

References

https://github.com/open5gs/open5gs/commit/69b53add90a9479d7960b822fc60601d659c328b https://github.com/open5gs/open5gs/issues/4268#issue-3795012861 https://vuldb.com/?id.343192 https://github.com/open5gs/open5gs/issues/4268#event-21989483261 https://vuldb.com/?submit.738370 https://vuldb.com/?ctiid.343192 https://access.redhat.com/security/cve/cve-2026-1521

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