UBUNTU-CVE-2017-12134
The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation.
02 / AFFECTED SOFTWARE
Affected packages
131 explicit affected versions
39 explicit affected versions
61 explicit affected versions
20 explicit affected versions
6 explicit affected versions
5 explicit affected versions
17 explicit affected versions
26 explicit affected versions
2 explicit affected versions
37 explicit affected versions
34 explicit affected versions
26 explicit affected versions
51 explicit affected versions
6 explicit affected versions
12 explicit affected versions
1 explicit affected versions
1 explicit affected versions
23 explicit affected versions
1 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block IO merge-ability calculation.
05 / REFERENCES
Further evidence
- https://ubuntu.com/security/CVE-2017-12134
- https://ubuntu.com/security/notices/USN-3444-1
- https://ubuntu.com/security/notices/USN-3444-2
- https://ubuntu.com/security/notices/USN-3655-1
- https://ubuntu.com/security/notices/USN-3655-2
- https://www.cve.org/CVERecord?id=CVE-2017-12134
- https://xenbits.xen.org/xsa/advisory-229.html