Access Restriction Bypass Affecting kernel-uek-firmware package, versions <0:2.6.39-400.284.2.el6uek


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

Exploit Maturity
Mature
EPSS
0.5% (77th percentile)

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  • Snyk IDSNYK-ORACLE6-KERNELUEKFIRMWARE-2510869
  • published10 Apr 2022
  • disclosed3 Jul 2016

Introduced: 3 Jul 2016

CVE-2016-4997  (opens in a new tab)
CWE-264  (opens in a new tab)

How to fix?

Upgrade Oracle:6 kernel-uek-firmware to version 0:2.6.39-400.284.2.el6uek or higher.
This issue was patched in ELSA-2016-3618.

NVD Description

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

The compat IPT_SO_SET_REPLACE and IP6T_SO_SET_REPLACE setsockopt implementations in the netfilter subsystem in the Linux kernel before 4.6.3 allow local users to gain privileges or cause a denial of service (memory corruption) by leveraging in-container root access to provide a crafted offset value that triggers an unintended decrement.

References

CVSS Scores

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