CVE-2023-28327CWE-476

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

Medium · published April 19, 2023

CVSS v3.1
5.5
EPSS
0%
Percentile
8.1
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00189 · 8.1th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2023-04-19T00:00Z
EPSS history
Timeline
  • 19 APR 00:00Z
    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
    cvelistv5