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CVE-2026-1975— Free5GC pfcp_reports.go identityTriggerType null pointer dereference

CVSS 5.3 · Medium EPSS 0.12% · P30
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I. Basic Information for CVE-2026-1975

Vulnerability Information
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Vulnerability Title
Free5GC pfcp_reports.go identityTriggerType null pointer dereference
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security flaw has been discovered in Free5GC up to 4.1.0. This impacts the function identityTriggerType of the file pfcp_reports.go. The manipulation results in null pointer dereference. The attack can be executed remotely. The exploit has been released to the public and may be used for attacks. Applying a patch is advised to resolve this issue.
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
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
free5GC 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
free5GC是free5GC开源的一个第 5 代 (5G) 移动核心网络的开源项目。 free5GC 4.1.0及之前版本存在代码问题漏洞，该漏洞源于对文件pfcp_reports.go中identityTriggerType函数的错误操作，可能导致空指针取消引用。
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

VendorProductAffected VersionsCPESubscribe
-Free5GC 4.0 cpe:2.3:a:free5gc:free5gc:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-1975

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III. Intelligence Information for CVE-2026-1975

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Same Patch Batch · n/a · 2026-02-06 · 10 CVEs total

CVE-2026-20625.3 MEDIUMOpen5GS PGW S5U Address sgwc_sxa_handle_session_modification_response null pointer derefer
CVE-2026-19795.3 MEDIUMmruby JMPNOT-to-JMPIF Optimization vm.c mrb_vm_exec use after free
CVE-2026-19765.3 MEDIUMFree5GC SMF SessionDeletionResponse null pointer dereference
CVE-2026-19745.3 MEDIUMFree5GC SMF datapath.go ResolveNodeIdToIp denial of service
CVE-2026-19735.3 MEDIUMFree5GC SMF establishPfcpSession null pointer dereference
CVE-2026-19983.3 LOWmicropython runtime.c mp_import_all memory corruption
CVE-2026-19913.3 LOWlibuvc UVC Descriptor device.c uvc_scan_streaming null pointer dereference
CVE-2026-19903.3 LOWoatpp Type.hpp ObjectWrapper null pointer dereference
CVE-2025-70963GoPhish 安全漏洞

IV. Related Vulnerabilities

Same product: Free5GC
Same vendor: n/a
Same weakness: CWE-476

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