Vulnerability Description
A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c in the Linux kernel before 5.3 allows attackers to cause a denial of service (memory consumption), aka CID-a21b7f0cff19.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.18, < 4.19.89 |
| Canonical | Ubuntu Linux | 18.04 |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3Release NotesVendor Advisory
- https://github.com/torvalds/linux/commit/a21b7f0cff1906a93a0130b74713b15a0b36481PatchTool Signature
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4258-1/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3Release NotesVendor Advisory
- https://github.com/torvalds/linux/commit/a21b7f0cff1906a93a0130b74713b15a0b36481PatchTool Signature
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4258-1/Third Party Advisory
FAQ
What is CVE-2019-19079?
CVE-2019-19079 is a vulnerability with a CVSS score of 7.5 (HIGH). A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c in the Linux kernel before 5.3 allows attackers to cause a denial of service (memory consumption), aka CID-a21b7f0cff19.
How severe is CVE-2019-19079?
CVE-2019-19079 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-19079?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.