Use After Free Affecting patch package, versions <0:2.7.1-11.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-PATCH-4899933
- published26 Jul 2021
- disclosed3 Feb 2018
Introduced: 3 Feb 2018
CVE-2018-6952 (opens in a new tab)How to fix?
Upgrade RHEL:7 patch to version 0:2.7.1-11.el7 or higher.
This issue was patched in RHSA-2019:2033.
NVD Description
Note: Versions mentioned in the description apply only to the upstream patch package and not the patch package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.