Vulnerability 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
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.3.6 |
| Canonical | Ubuntu Linux | 18.04 |
| Redhat | Enterprise Linux | 8.0 |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.6Release NotesVendor Advisory
- https://git.kernel.org/linus/1d1997db870f4058676439ef7014390ba9e24eb2PatchVendor Advisory
- https://github.com/torvalds/linux/commit/78beef629fd95be4ed853b2d37b832f766bd96cPatchThird Party Advisory
- https://lore.kernel.org/lkml/20191204103955.63c4d9af%40cakuba.netronome.com/
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4209-1/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.6Release NotesVendor Advisory
- https://git.kernel.org/linus/1d1997db870f4058676439ef7014390ba9e24eb2PatchVendor Advisory
- https://github.com/torvalds/linux/commit/78beef629fd95be4ed853b2d37b832f766bd96cPatchThird Party Advisory
- https://lore.kernel.org/lkml/20191204103955.63c4d9af%40cakuba.netronome.com/
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4209-1/Third Party Advisory
FAQ
What is CVE-2019-19076?
CVE-2019-19076 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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 consump...
How severe is CVE-2019-19076?
CVE-2019-19076 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-19076?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux, Redhat Enterprise Linux.