NULL Pointer Dereference Affecting kernel-zfcpdump package, versions <0:5.14.0-284.11.1.el9_2


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (15th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELZFCPDUMP-5584924
  • published14 Mar 2023
  • disclosed18 Nov 2022

Introduced: 18 Nov 2022

CVE-2023-1382  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-zfcpdump to version 0:5.14.0-284.11.1.el9_2 or higher.
This issue was patched in RHSA-2023:2458.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-zfcpdump package and not the kernel-zfcpdump package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

A data race flaw was found in the Linux kernel, between where con is allocated and con->sock is set. This issue leads to a NULL pointer dereference when accessing con->sock->sk in net/tipc/topsrv.c in the tipc protocol in the Linux kernel.

CVSS Scores

version 3.1