UBUNTU-CVE-2019-3882
A flaw was found in the Linux kernel's vfio interface implementation that permits violation of the user's locked memory limit. If a device is bound to a vfio driver, such as vfio-pci, and the local attacker is administratively granted ownership of the device, it may cause a system memory exhaustion and thus a denial of service (DoS). Versions 3.10, 4.14 and 4.18 are vulnerable.
02 / AFFECTED SOFTWARE
Affected packages
60 explicit affected versions
19 explicit affected versions
6 explicit affected versions
191 explicit affected versions
23 explicit affected versions
5 explicit affected versions
28 explicit affected versions
1 explicit affected versions
8 explicit affected versions
12 explicit affected versions
7 explicit affected versions
1 explicit affected versions
28 explicit affected versions
5 explicit affected versions
4 explicit affected versions
22 explicit affected versions
1 explicit affected versions
23 explicit affected versions
68 explicit affected versions
62 explicit affected versions
24 explicit affected versions
28 explicit affected versions
29 explicit affected versions
7 explicit affected versions
90 explicit affected versions
11 explicit affected versions
51 explicit affected versions
34 explicit affected versions
7 explicit affected versions
49 explicit affected versions
6 explicit affected versions
24 explicit affected versions
26 explicit affected versions
21 explicit affected versions
49 explicit affected versions
4 explicit affected versions
6 explicit affected versions
6 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
A flaw was found in the Linux kernel's vfio interface implementation that permits violation of the user's locked memory limit. If a device is bound to a vfio driver, such as vfio-pci, and the local attacker is administratively granted ownership of the device, it may cause a system memory exhaustion and thus a denial of service (DoS). Versions 3.10, 4.14 and 4.18 are vulnerable.
05 / REFERENCES
Further evidence
- https://lore.kernel.org/lkml/[email protected]/T/#u
- https://ubuntu.com/security/CVE-2019-3882
- https://ubuntu.com/security/notices/USN-3979-1
- https://ubuntu.com/security/notices/USN-3980-1
- https://ubuntu.com/security/notices/USN-3980-2
- https://ubuntu.com/security/notices/USN-3981-1
- https://ubuntu.com/security/notices/USN-3981-2
- https://ubuntu.com/security/notices/USN-3982-1
- https://ubuntu.com/security/notices/USN-3982-2
- https://www.cve.org/CVERecord?id=CVE-2019-3882
- https://www.openwall.com/lists/oss-security/2019/04/03/1