Unrated severityNVD Advisory· Published Aug 15, 2026
CVE-2026-72349
CVE-2026-72349
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.
Affected products
2Patches
Vulnerability mechanics
References
8- git.kernel.org/stable/c/444853cd438201007da5359821adcc2995655ab1nvd
- git.kernel.org/stable/c/5da915fc159c6b4091669447588e520183969ccanvd
- git.kernel.org/stable/c/77e9ba358d63fe2eb03c90d29ea85651d95cf2e6nvd
- git.kernel.org/stable/c/905a927b2e6fec7b174e9e5644d271047b61378fnvd
- git.kernel.org/stable/c/a3ba938f45cb00f6bf49d3aa3647df9b017f5f08nvd
- git.kernel.org/stable/c/bab305dd769d78074adca73505cc2509e1206bf2nvd
- git.kernel.org/stable/c/d5cc4c12a4b90bf099199c3c49ecda7e694f2a2bnvd
- git.kernel.org/stable/c/e702f6dd5d21e331f55fd9168c0210542008546dnvd
News mentions
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