by Kastro
Paper/Archive/CVE-2022-49356

CVE-2022-49356

Linux Linux — SUNRPC: Trap RDMA segment overflows

EPSS 0.7%CVSS 9.8
critical.is priorityof 100
40
CVSS 9.8 (CNA)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 52.3.523 × 2010.5No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Linux7a1cbfa18059a40d4752dab057384c3ca2de326c – < ea26bf5eca1459b5a7824997d7823409ce38214eea26bf5eca1459b5a7824997d7823409ce38214eCNA
Linux7a1cbfa18059a40d4752dab057384c3ca2de326c – < 812c13521d4a72469c78ce06d8cdc8dc5b5557b5812c13521d4a72469c78ce06d8cdc8dc5b5557b5CNA
Linux7a1cbfa18059a40d4752dab057384c3ca2de326c – < 659f7568e09593945c221bf20217a82ebdfe1328659f7568e09593945c221bf20217a82ebdfe1328CNA
Linux7a1cbfa18059a40d4752dab057384c3ca2de326c – < f012e95b377c73c0283f009823c633104dedb337f012e95b377c73c0283f009823c633104dedb337CNA
Linux5.115.15.47CNA

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

References

refgit.kernel.org/stable/c/ea26bf5eca1459b5a7824997d7823409ce38214erefgit.kernel.org/stable/c/812c13521d4a72469c78ce06d8cdc8dc5b5557b5refgit.kernel.org/stable/c/659f7568e09593945c221bf20217a82ebdfe1328refgit.kernel.org/stable/c/f012e95b377c73c0283f009823c633104dedb337