Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.16, < 4.19.82 |
| Canonical | Ubuntu Linux | 18.04 |
Related Weaknesses (CWE)
References
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9Release NotesVendor Advisory
- https://github.com/torvalds/linux/commit/e0b0cb9388642c104838fac100a4af32745621ePatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4208-1/Third Party Advisory
- https://usn.ubuntu.com/4226-1/Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9Release NotesVendor Advisory
- https://github.com/torvalds/linux/commit/e0b0cb9388642c104838fac100a4af32745621ePatchThird Party Advisory
- https://security.netapp.com/advisory/ntap-20191205-0001/Third Party Advisory
- https://usn.ubuntu.com/4208-1/Third Party Advisory
- https://usn.ubuntu.com/4226-1/Third Party Advisory
FAQ
What is CVE-2019-19048?
CVE-2019-19048 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 tri...
How severe is CVE-2019-19048?
CVE-2019-19048 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-2019-19048?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.