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NULL Pointer Dereference Affecting kernel-uek-devel package, versions <0:3.8.13-118.40.1.el7uek

Severity

 Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEKDEVEL-2547955
  • published10 Apr 2022
  • disclosed15 Nov 2017
Report a new vulnerability Found a mistake?

Introduced: 15 Nov 2017

CVE-2017-15102  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek-devel to version 0:3.8.13-118.40.1.el7uek or higher.
This issue was patched in ELSA-2019-4854.

NVD Description

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

The tower_probe function in drivers/usb/misc/legousbtower.c in the Linux kernel before 4.8.1 allows local users (who are physically proximate for inserting a crafted USB device) to gain privileges by leveraging a write-what-where condition that occurs after a race condition and a NULL pointer dereference.