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.

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.

EPSS: 0.003 (17.2th percentile) — read the EPSS interpretation.

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.

Affected products

Linux — versions 7a1cbfa18059a40d4752dab057384c3ca2de326c, 5.11, 0
Linux Linux_kernel — versions 5.19

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

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.