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NULL Pointer Dereference Affecting kernel-uek package, versions <0:3.8.13-118.18.2.el7uek

Severity

 Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-ORACLE7-KERNELUEK-2519615
  • published10 Apr 2022
  • disclosed31 Mar 2017
Report a new vulnerability Found a mistake?

Introduced: 31 Mar 2017

CVE-2017-2647  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Oracle:7 kernel-uek to version 0:3.8.13-118.18.2.el7uek or higher.
This issue was patched in ELSA-2017-3566.

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.

The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.

References