CVE-2019-8980

Description

A memory leak in the kernel_read_file function in fs/exec.c in the Linux kernel through 4.20.11 allows attackers to cause a denial of service (memory consumption) by triggering vfs_read failures.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.97% Top 25%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1935705.html
http://www.securityfocus.com/bid/107120 third party advisory vdb entry
https://www.mail-archive.com/linux-kernel%40vger.kernel.org/msg1935698.html
https://usn.ubuntu.com/3930-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3931-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3931-2/ third party advisory vendor advisory
https://usn.ubuntu.com/3930-2/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html vendor advisory mailing list third party advisory
https://support.f5.com/csp/article/K56480726 third party advisory
https://lists.debian.org/debian-lts-announce/2019/05/msg00002.html third party advisory mailing list

Frequently Asked Questions

What is the severity of CVE-2019-8980?
CVE-2019-8980 has been scored as a high severity vulnerability.
How to fix CVE-2019-8980?
To fix CVE-2019-8980, 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-2019-8980 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-8980 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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