CVE-2018-7549

Description

In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, as demonstrated by typeset -p.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.28%
Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://usn.ubuntu.com/3593-1/ third party advisory vendor advisory
https://security.gentoo.org/glsa/201805-10 third party advisory vendor advisory
https://sourceforge.net/p/zsh/code/ci/c2cc8b0fbefc9868fa83537f5b6d90fc1ec438dd third party advisory patch
https://access.redhat.com/errata/RHSA-2018:3073 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-7549?
CVE-2018-7549 has been scored as a high severity vulnerability.
How to fix CVE-2018-7549?
To fix CVE-2018-7549, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-7549 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-7549 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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