Required CVE Record Information
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 1 Total
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 6.3 | MEDIUM | 4.0 | CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N |
Credits
- Amit Klein (Hebrew University of Jerusalem) finder
- Inon Kaplan (Independent researcher) finder
- Ron Even (Independent researcher) finder
References 4 Total
- https://github.com/google/gvisor/commit/83f75082e5b03fafca9201d9d9939028f712b0b2
- https://github.com/google/gvisor/commit/cbdb2c61b1f753834cedf2ebe68cbc335dadca52
- https://github.com/google/gvisor/commit/5d2bf2546805afa09a6f6d9b23ec267823e32205
- https://www.ndss-symposium.org/wp-content/uploads/2025-122-paper.pdf