Use After Free Affecting kernel-uek package, versions <0:4.1.12-124.46.3.el7uek


Severity

Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.32% (71st percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEK-2575220
  • published10 Apr 2022
  • disclosed29 Apr 2020

Introduced: 29 Apr 2020

CVE-2020-12464  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek to version 0:4.1.12-124.46.3.el7uek or higher.
This issue was patched in ELSA-2021-9002.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek package and not the kernel-uek package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

usb_sg_cancel in drivers/usb/core/message.c in the Linux kernel before 5.6.8 has a use-after-free because a transfer occurs without a reference, aka CID-056ad39ee925.

CVSS Scores

version 3.1