SB2016091412 - Buffer overflow in xen (Alpine package)
Published: September 14, 2016
Security Bulletin ID
SB2016091412
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2016-7094)
The vulnerability allows a local privileged user to perform a denial of service (DoS) attack.
Buffer overflow in Xen 4.7.x and earlier allows local x86 HVM guest OS administrators on guests running with shadow paging to cause a denial of service via a pagetable update.
Remediation
Install update from vendor's website.
References
- https://git.alpinelinux.org/aports/commit/?id=68368249e3421886c66d79df3bd184f6ff617041
- https://git.alpinelinux.org/aports/commit/?id=5c041535044ad1c1cedc665c2d20f860fd0d58f3
- https://git.alpinelinux.org/aports/commit/?id=716fb7870a1867cea94cca60f29602002a6f6f21
- https://git.alpinelinux.org/aports/commit/?id=e0820355243b6bca932690909185512b442abafc