CVE-2019-7664

Public Exploit

Description

In elfutils 0.175, a negative-sized memcpy is attempted in elf_cvt_note in libelf/note_xlate.h because of an incorrect overflow check. Crafted elf input causes a segmentation fault, leading to denial of service (program crash).

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.10%
Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://sourceware.org/bugzilla/show_bug.cgi?id=24084 issue tracking exploit third party advisory
https://access.redhat.com/errata/RHSA-2019:2197 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2019:3575 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-7664?
CVE-2019-7664 has been scored as a medium severity vulnerability.
How to fix CVE-2019-7664?
To fix CVE-2019-7664, 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-2019-7664 being actively exploited in the wild?
It is possible that CVE-2019-7664 is being exploited or will be exploited in a near future based on public information. 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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