CVE-2022-47943
High
Description
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2_WRITE, when there is a large length in the zero DataOffset case.
SeverityHigh
CVSS8.1
Exploit probability—
Product
Linux Kernel
PublishedDec 23, 2022
First seenDec 23, 2022
Weakness typeCWE-125Out-of-bounds read
How to fix
Update
- linux linux_kernel5.15.62, 5.18.18, 5.19.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.15 ≤ v < 5.15.62, 5.16 ≤ v < 5.18.18, 5.19 ≤ v < 5.19.2 | 5.15.62, 5.18.18, 5.19.2 |
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