Description (CNA)
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.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://support.citrix.com/article/CTX225941
- http://www.securitytracker.com/id/1039176
- http://xenbits.xen.org/xsa/advisory-229.html
- http://www.debian.org/security/2017/dsa-3981
- https://usn.ubuntu.com/3655-1/
- https://bugzilla.redhat.com/show_bug.cgi?id=1477656
- https://security.gentoo.org/glsa/201801-14
- https://usn.ubuntu.com/3655-2/
- http://www.openwall.com/lists/oss-security/2017/08/15/4
- http://www.securityfocus.com/bid/100343
ADP enrichment
No English description supplied.
- https://support.citrix.com/article/CTX225941
- http://www.securitytracker.com/id/1039176
- http://xenbits.xen.org/xsa/advisory-229.html
- http://www.debian.org/security/2017/dsa-3981
- https://usn.ubuntu.com/3655-1/
- https://bugzilla.redhat.com/show_bug.cgi?id=1477656
- https://security.gentoo.org/glsa/201801-14
- https://usn.ubuntu.com/3655-2/
- http://www.openwall.com/lists/oss-security/2017/08/15/4
- http://www.securityfocus.com/bid/100343