UBUNTU-CVE-2019-3900
An infinite loop issue was found in the vhost_net kernel module in Linux Kernel up to and including v5.1-rc6, while handling incoming packets in handle_rx(). It could occur if one end sends packets faster than the other end can process them. A guest user, maybe remote one, could use this flaw to stall the vhost_net kernel thread, resulting in a DoS scenario.
02 / AFFECTED SOFTWARE
Affected packages
66 explicit affected versions
24 explicit affected versions
4 explicit affected versions
191 explicit affected versions
29 explicit affected versions
11 explicit affected versions
1 explicit affected versions
34 explicit affected versions
1 explicit affected versions
1 explicit affected versions
12 explicit affected versions
1 explicit affected versions
34 explicit affected versions
2 explicit affected versions
10 explicit affected versions
11 explicit affected versions
34 explicit affected versions
10 explicit affected versions
28 explicit affected versions
1 explicit affected versions
7 explicit affected versions
23 explicit affected versions
11 explicit affected versions
68 explicit affected versions
2 explicit affected versions
30 explicit affected versions
35 explicit affected versions
96 explicit affected versions
51 explicit affected versions
42 explicit affected versions
1 explicit affected versions
1 explicit affected versions
55 explicit affected versions
12 explicit affected versions
32 explicit affected versions
26 explicit affected versions
27 explicit affected versions
75 explicit affected versions
55 explicit affected versions
10 explicit affected versions
21 explicit affected versions
13 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
An infinite loop issue was found in the vhost_net kernel module in Linux Kernel up to and including v5.1-rc6, while handling incoming packets in handle_rx(). It could occur if one end sends packets faster than the other end can process them. A guest user, maybe remote one, could use this flaw to stall the vhost_net kernel thread, resulting in a DoS scenario.
05 / REFERENCES
Further evidence
- https://lore.kernel.org/lkml/[email protected]/
- https://lore.kernel.org/lkml/[email protected]/
- https://ubuntu.com/security/CVE-2019-3900
- https://ubuntu.com/security/notices/USN-4114-1
- https://ubuntu.com/security/notices/USN-4115-1
- https://ubuntu.com/security/notices/USN-4116-1
- https://ubuntu.com/security/notices/USN-4117-1
- https://ubuntu.com/security/notices/USN-4118-1
- https://www.cve.org/CVERecord?id=CVE-2019-3900