Allocation of Resources Without Limits or Throttling Affecting glibc package, versions <0:2.17-222.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-GLIBC-4842315
- published26 Jul 2021
- disclosed7 Apr 2017
Introduced: 7 Apr 2017
CVE-2017-12132 (opens in a new tab)How to fix?
Upgrade RHEL:7 glibc to version 0:2.17-222.el7 or higher.
This issue was patched in RHSA-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 RHEL.
See How to fix? for RHEL: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.