Use After Free Affecting kernel-uek-debug-devel package, versions <0:2.6.39-400.297.11.el6uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.08% (36th percentile)

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  • Snyk IDSNYK-ORACLE6-KERNELUEKDEBUGDEVEL-2520349
  • published10 Apr 2022
  • disclosed11 Jul 2017

Introduced: 11 Jul 2017

CVE-2017-11176  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Oracle:6 kernel-uek-debug-devel to version 0:2.6.39-400.297.11.el6uek or higher.
This issue was patched in ELSA-2017-3633.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug-devel package and not the kernel-uek-debug-devel package as distributed by Oracle. See How to fix? for Oracle:6 relevant fixed versions and status.

The mq_notify function in the Linux kernel through 4.11.9 does not set the sock pointer to NULL upon entry into the retry logic. During a user-space close of a Netlink socket, it allows attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact.

CVSS Scores

version 3.1