Riskcovery

CVE-2022-49356

SUNRPC: Trap RDMA segment overflows

State
Published
Severity
9.8 Critical
Published
Feb 26, 2025
Updated
Aug 5, 2026
Reserved
Feb 26, 2025

Read the record on cve.org

Description

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.

Scores

CVSSScoreVectorSource
3.19.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HLinux

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • 7a1cbfa18059a40d4752dab057384c3ca2de326c to before ea26bf5eca1459b5a7824997d7823409ce38214eAffected
  • 7a1cbfa18059a40d4752dab057384c3ca2de326c to before 812c13521d4a72469c78ce06d8cdc8dc5b5557b5Affected
  • 7a1cbfa18059a40d4752dab057384c3ca2de326c to before 659f7568e09593945c221bf20217a82ebdfe1328Affected
  • 7a1cbfa18059a40d4752dab057384c3ca2de326c to before f012e95b377c73c0283f009823c633104dedb337Affected
LinuxLinux
  • 5.11Affected
  • before 5.11Not affected
  • 5.15.47 through 5.15.*Not affected
  • 5.17.15 through 5.17.*Not affected
  • 5.18.4 through 5.18.*Not affected
  • 5.19 and laterNot affected

References

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