Use After Free Affecting kernel-bootwrapper package, versions <0:3.10.0-1127.8.2.el7
Threat Intelligence
EPSS
0.06% (27th
percentile)
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Test your applications- Snyk ID SNYK-CENTOS7-KERNELBOOTWRAPPER-2165303
- published 26 Jul 2021
- disclosed 4 Sep 2019
Introduced: 4 Sep 2019
CVE-2017-18595 Open this link in a new tabHow to fix?
Upgrade Centos:7 kernel-bootwrapper to version 0:3.10.0-1127.8.2.el7 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper package and not the kernel-bootwrapper package as distributed by Centos.
See How to fix? for Centos:7 relevant fixed versions and status.
An issue was discovered in the Linux kernel before 4.14.11. A double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c.
References
- https://access.redhat.com/security/cve/CVE-2017-18595
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.11
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=4397f04575c44e1440ec2e49b6302785c95fd2f8
- https://access.redhat.com/errata/RHSA-2020:2082
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00036.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00037.html
CVSS Scores
version 3.1