Description
Weaknesses in the generation of TCP/UDP source ports and some other header values in Google's gVisor allowed them to be predicted by an external attacker in some circumstances.
CVSS breakdown
CVSS 4.0
Attack Vector
Network
Attack Complexity
Low
Attack Requirements
Present
Privileges Required
None
User Interaction
None
Confidentiality (Vulnerable System)
Low
Integrity (Vulnerable System)
Low
Availability (Vulnerable System)
None
Confidentiality (Subsequent System)
Low
Integrity (Subsequent System)
Low
Availability (Subsequent System)
None
Affected products
- Google / gVisorrelease-20241028.0 – release-20241028.0
References
- PATCHhttps://github.com/google/gvisor/commit/83f75082e5b03fafca9201d9d9939028f712b0b2
- PATCHhttps://github.com/google/gvisor/commit/cbdb2c61b1f753834cedf2ebe68cbc335dadca52
- PATCHhttps://github.com/google/gvisor/commit/5d2bf2546805afa09a6f6d9b23ec267823e32205
- MISChttps://www.ndss-symposium.org/wp-content/uploads/2025-122-paper.pdf