CVE-2022-47940

High

Description

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.18 before 5.18.18. fs/ksmbd/smb2pdu.c lacks length validation in the non-padding case in smb2_write.

SeverityHigh
CVSS8.1
Exploit probability—
ProductLinux Kernel
PublishedDec 23, 2022
First seenDec 23, 2022

How to fix

Update
  • linux linux_kernel5.15.145, 5.18.18 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel5.15 ≤ v < 5.15.145, 5.16 ≤ v < 5.18.185.15.145, 5.18.18

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