<p>Upgrade <code>RHEL:8</code> <code>perf</code> to version 0:4.18.0-240.el8 or higher.<br>This issue was patched in <code>RHSA-2020:4431</code>.</p>

Resource Exhaustion Affecting perf package, versions <0:4.18.0-240.el8

Threat Intelligence

0.05% (16^th percentile)

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Snyk ID SNYK-RHEL8-PERF-3792851
published 26 Jul 2021
disclosed 5 Oct 2019

Report a new vulnerability Found a mistake?

Introduced: 5 Oct 2019

CVE-2019-19056 Open this link in a new tab CWE-400 Open this link in a new tab

How to fix?

Upgrade RHEL:8 perf to version 0:4.18.0-240.el8 or higher.
This issue was patched in RHSA-2020:4431.

NVD Description

Note: Versions mentioned in the description apply only to the upstream perf package and not the perf package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures, aka CID-db8fd2cde932.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Local
Attack Complexity (AC)

High
Privileges Required (PR)

Low
User Interaction (UI)

None

Scope (S)

Unchanged

Confidentiality (C)

None
Integrity (I)

None
Availability (A)

High

Resource Exhaustion Affecting perf package, versions <0:4.18.0-240.el8

Severity

Based on Red Hat Enterprise Linux security rating