Nixpkgs security tracker
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CVE-2026-2521
5.3 MEDIUM
- CVSS version: 3.1
- Attack vector (AV):
- Attack complexity (AC):
- Privileges required (PR):
- User interaction (UI):
- Scope (S):
- Confidentiality impact (C):
- Integrity impact (I):
- Availability impact (A):
Open5GS SGW-C sgwc_s5c_handle_create_session_response memory corruption
A weakness has been identified in Open5GS up to 2.7.6. This issue affects the function sgwc_s5c_handle_create_session_response of the component SGW-C. Executing a manipulation can lead to memory corruption. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
References
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VDB-346109 | Open5GS SGW-C sgwc_s5c_handle_create_session_response memory corruption vdb-entrytechnical-description
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Submit #738334 | Open5GS SGWC v2.7.6 Buffer Overflow third-party-advisory
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https://github.com/open5gs/open5gs/issues/4282 issue-tracking
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VDB-346109 | Open5GS SGW-C sgwc_s5c_handle_create_session_response memory corruption vdb-entrytechnical-description
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Submit #738334 | Open5GS SGWC v2.7.6 Buffer Overflow third-party-advisory
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https://github.com/open5gs/open5gs/issues/4282 issue-tracking
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Affected products
Open5GS
- ==2.7.1
- ==2.7.5
- ==2.7.3
- ==2.7.6
- ==2.7.4
- ==2.7.2
- ==2.7.0
Matching in nixpkgs
pkgs.open5gs
4G/5G core network components
Package maintainers
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@Bot-wxt1221 Bot-wxt1221 <3264117476@qq.com>
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@xddxdd Yuhui Xu <b980120@hotmail.com>