CVE-2019-19048

Description

A memory leak in the crypto_reportstat() function in drivers/virt/vboxguest/vboxguest_utils.c in the Linux kernel before 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering copy_form_user() failures, aka CID-e0b0cb938864.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.73% Top 30%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9 release notes vendor advisory
https://github.com/torvalds/linux/commit/e0b0cb9388642c104838fac100a4af32745621e2 third party advisory patch
https://usn.ubuntu.com/4208-1/ third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20191205-0001/ third party advisory
https://usn.ubuntu.com/4226-1/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-19048?
CVE-2019-19048 has been scored as a high severity vulnerability.
How to fix CVE-2019-19048?
To fix CVE-2019-19048, 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-2019-19048 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-19048 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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