CVE-2023-28327
Medium
Description
A NULL pointer dereference flaw was found in the UNIX protocol in net/unix/diag.c In unix_diag_get_exact in the Linux Kernel. The newly allocated skb does not have sk, leading to a NULL pointer. This flaw allows a local user to crash or potentially cause a denial of service.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedApr 19, 2023
First seenApr 19, 2023
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel6.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 6.0 | 6.0 |
| redhat enterprise_linux | 8.0, 9.0 | — |
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