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Red Hat: CVE-2023-28327: denial of service problem in net/unix/diag.c (Multiple Advisories)

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Red Hat: CVE-2023-28327: denial of service problem in net/unix/diag.c (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
04/19/2023
Created
10/11/2023
Added
10/11/2023
Modified
03/13/2024

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.

Solution(s)

  • redhat-upgrade-kernel
  • redhat-upgrade-kernel-rt

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