CVE-2019-19076

Description

A memory leak in the nfp_abm_u32_knode_replace() function in drivers/net/ethernet/netronome/nfp/abm/cls.c in the Linux kernel before 5.3.6 allows attackers to cause a denial of service (memory consumption), aka CID-78beef629fd9. NOTE: This has been argued as not a valid vulnerability. The upstream commit 78beef629fd9 was reverted

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.96% Top 20%
Vendor Advisory ubuntu.com Vendor Advisory kernel.org 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-5.3.6 release notes vendor advisory
https://github.com/torvalds/linux/commit/78beef629fd95be4ed853b2d37b832f766bd96ca third party advisory patch
https://usn.ubuntu.com/4209-1/ third party advisory vendor advisory
https://security.netapp.com/advisory/ntap-20191205-0001/ third party advisory
https://git.kernel.org/linus/1d1997db870f4058676439ef7014390ba9e24eb2 patch vendor advisory
https://lore.kernel.org/lkml/20191204103955.63c4d9af%40cakuba.netronome.com/

Frequently Asked Questions

What is the severity of CVE-2019-19076?
CVE-2019-19076 has been scored as a medium severity vulnerability.
How to fix CVE-2019-19076?
To fix CVE-2019-19076, 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-2019-19076 being actively exploited in the wild?
It is possible that CVE-2019-19076 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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