CVE-2021-47003 Affecting kernel-source package, versions <5.3.18-150300.59.158.1


Severity

Recommended
0.0
medium
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.05% (17th percentile)

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  • Snyk IDSNYK-SLES153-KERNELSOURCE-7721306
  • published20 Aug 2024
  • disclosed3 May 2024

Introduced: 3 May 2024

CVE-2021-47003  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade SLES:15.3 kernel-source to version 5.3.18-150300.59.158.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-source package and not the kernel-source package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

dmaengine: idxd: Fix potential null dereference on pointer status

There are calls to idxd_cmd_exec that pass a null status pointer however a recent commit has added an assignment to *status that can end up with a null pointer dereference. The function expects a null status pointer sometimes as there is a later assignment to *status where status is first null checked. Fix the issue by null checking status before making the assignment.

Addresses-Coverity: ("Explicit null dereferenced")

CVSS Scores

version 3.1