Vulnerability in Linux

CVE-2022-49356

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svc_rdma_build_writes() from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, and might have been left over from an earlier prototype of the PCL work.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.007 (50.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-49356: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

  • Linux — versions 7a1cbfa18059a40d4752dab057384c3ca2de326c, 5.11, 0
  • Linux Kernel — versions 5.19

References

Frequently asked questions

What is CVE-2022-49356?
CVE-2022-49356 is a critical-severity vulnerability in Linux. CVSS score: 9.8/10. Published 2025-02-26.
How severe is CVE-2022-49356?
Critical severity. CVSS v3 base score is 9.8 out of 10.