by Kastro
Paper/Archive/CVE-2025-68811

CVE-2025-68811

Linux Linux — svcrdma: use rc_pageoff for memcpy byte offset

EPSS 0.5%CVSS 9.8
critical.is priorityof 100
38
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 44.7.447 × 208.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

In the Linux kernel, the following vulnerability has been resolved: svcrdma: use rc_pageoff for memcpy byte offset svc_rdma_copy_inline_range added rc_curpage (page index) to the page base instead of the byte offset rc_pageoff. Use rc_pageoff so copies land within the current page. Found by ZeroPath (https://zeropath.com)

Affected

ProductAffectedFixed inSource
Linux8e122582680c6f8acd686a5a2af9c0e46fe90f2d – < e8623e9c451e23d84b870811f42fd872b4089ef6e8623e9c451e23d84b870811f42fd872b4089ef6CNA
Linux8e122582680c6f8acd686a5a2af9c0e46fe90f2d – < 2a77c8dd49bccf0ca232be7c836cec1209abb8da2a77c8dd49bccf0ca232be7c836cec1209abb8daCNA
Linux8e122582680c6f8acd686a5a2af9c0e46fe90f2d – < a8ee9099f30654917aa68f55d707b5627e1dbf77a8ee9099f30654917aa68f55d707b5627e1dbf77CNA
Linux6.86.12.64CNA

Scores by source

Linux (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgit.kernel.org/stable/c/e8623e9c451e23d84b870811f42fd872b4089ef6refgit.kernel.org/stable/c/2a77c8dd49bccf0ca232be7c836cec1209abb8darefgit.kernel.org/stable/c/a8ee9099f30654917aa68f55d707b5627e1dbf77