Review reviewCritical

CVE-2025-68811

Linux

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)

CVSS
9.8
EPSS
0.44%
36.4% percentile
CISA KEV
Not listed
Published
2026.01.14
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.44%
Technical severityCVSS 9.8

Vulnerability overview

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 product and versions

Product
Linux
Affected versions
>= 8e122582680c6f8acd686a5a2af9c0e46fe90f2d < e8623e9c451e23d84b870811f42fd872b4089ef6, >= 8e122582680c6f8acd686a5a2af9c0e46fe90f2d < 2a77c8dd49bccf0ca232be7c836cec1209abb8da, >= 8e122582680c6f8acd686a5a2af9c0e46fe90f2d < a8ee9099f30654917aa68f55d707b5627e1dbf77, >= 6.8
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Linux and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
Not available