Description
A security flaw has been discovered in Open5GS up to 2.7.6. Affected by this vulnerability is the function ogs_gtp2_parse_bearer_qos in the library lib/gtp/v2/types.c of the component Bearer QoS IE Length Handler. Performing manipulation results in denial of service. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The patch is named 4e913d21f2c032b187815f063dbab5ebe65fe83a. To fix this issue, it is recommended to deploy a patch.
References
https://github.com/open5gs/open5gs/issues/4217
https://github.com/open5gs/open5gs/issues/4217#issue-3759615968
https://github.com/open5gs/open5gs/issues/4217#issuecomment-3690767105
https://vuldb.com/?ctiid.339340
https://vuldb.com/?submit.728043
https://github.com/open5gs/open5gs/issues/4217
https://github.com/open5gs/open5gs/issues/4217#issue-3759615968
https://github.com/open5gs/open5gs/issues/4217#issuecomment-3690767105
CVSS impact metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
3.3 · Low
Information
Source identifier
Vulnerability status
Analyzed
Published
2026-01-02T00:15:43.047Z
1 week agoLast modified
2026-01-06T15:06:20.447Z
1 week ago