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Integer Overflow or Wraparound Affecting kernel-uek package, versions <0:2.6.39-400.297.11.el5uek

Severity

 Recommended
high

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.04% (5th percentile)

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  • Snyk IDSNYK-ORACLE5-KERNELUEK-2522413
  • published10 Apr 2022
  • disclosed21 Jul 2017
Report a new vulnerability Found a mistake?

Introduced: 21 Jul 2017

CVE-2017-7542  (opens in a new tab)
CWE-190  (opens in a new tab)

How to fix?

Upgrade Oracle:5 kernel-uek to version 0:2.6.39-400.297.11.el5uek 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 package and not the kernel-uek package as distributed by Oracle. See How to fix? for Oracle:5 relevant fixed versions and status.

The ip6_find_1stfragopt function in net/ipv6/output_core.c in the Linux kernel through 4.12.3 allows local users to cause a denial of service (integer overflow and infinite loop) by leveraging the ability to open a raw socket.

References