Memory Leak Affecting kernel-uek-debug package, versions <0:2.6.39-400.321.1.el5uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.35% (27th percentile)

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  • Snyk IDSNYK-ORACLE5-KERNELUEKDEBUG-2575978
  • published10 Apr 2022
  • disclosed7 Nov 2019

Introduced: 7 Nov 2019

CVE-2019-18806  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kernel-uek-debug to version 0:2.6.39-400.321.1.el5uek or higher.
This issue was patched in ELSA-2020-5645.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug package and not the kernel-uek-debug package as distributed by Oracle. See How to fix? for Oracle:5 relevant fixed versions and status.

A memory leak in the ql_alloc_large_buffers() function in drivers/net/ethernet/qlogic/qla3xxx.c in the Linux kernel before 5.3.5 allows local users to cause a denial of service (memory consumption) by triggering pci_dma_mapping_error() failures, aka CID-1acb8f2a7a9f.

CVSS Base Scores

version 3.1