Allocation of Resources Without Limits or Throttling Affecting glibc package, versions <0:2.17-222.el7


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.19% (57th percentile)

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  • Snyk IDSNYK-ORACLE7-GLIBC-2522453
  • published10 Apr 2022
  • disclosed1 Aug 2017

Introduced: 1 Aug 2017

CVE-2017-12132  (opens in a new tab)
CWE-770  (opens in a new tab)

How to fix?

Upgrade Oracle:7 glibc to version 0:2.17-222.el7 or higher.
This issue was patched in ELSA-2018-0805.

NVD Description

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

The DNS stub resolver in the GNU C Library (aka glibc or libc6) before version 2.26, when EDNS support is enabled, will solicit large UDP responses from name servers, potentially simplifying off-path DNS spoofing attacks due to IP fragmentation.