CVEvulnerability
CVE-2026-72349
- Status
- Received
- Published
- 2026-08-15
- Last modified
- 2026-08-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: xt_rateest: fix u64 truncation in xt_rateest_mt()
On links faster than ~34 Gbps, where byte rate may exceed 2^32-1
(~ 4.3 GBps), the comparison result becomes incorrect because the
truncated value no longer reflects the actual estimator rate.
Fix by changing the local variables to u64.
References
- https://git.kernel.org/stable/c/444853cd438201007da5359821adcc2995655ab1 git.kernel.org
- https://git.kernel.org/stable/c/5da915fc159c6b4091669447588e520183969cca git.kernel.org
- https://git.kernel.org/stable/c/77e9ba358d63fe2eb03c90d29ea85651d95cf2e6 git.kernel.org
- https://git.kernel.org/stable/c/905a927b2e6fec7b174e9e5644d271047b61378f git.kernel.org
- https://git.kernel.org/stable/c/a3ba938f45cb00f6bf49d3aa3647df9b017f5f08 git.kernel.org
- https://git.kernel.org/stable/c/bab305dd769d78074adca73505cc2509e1206bf2 git.kernel.org
- https://git.kernel.org/stable/c/d5cc4c12a4b90bf099199c3c49ecda7e694f2a2b git.kernel.org
- https://git.kernel.org/stable/c/e702f6dd5d21e331f55fd9168c0210542008546d git.kernel.org