Information disclosure in Xen - CVE-2015-2044
Published: March 12, 2015 / Updated: July 28, 2020
Vulnerability identifier: #VU32428
CSH Severity: Low
CVSS v4: 5.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-2044
CWE-ID: CWE-200
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local non-authenticated attacker to gain access to sensitive information.
The emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly initialize data, which allow local HVM guest users to obtain sensitive information via vectors involving an unsupported access size.
Affected software
Xen
Gentoo Linux
SUSE Linux
xen (Alpine package)
Gentoo Linux
SUSE Linux
xen (Alpine package)
How to mitigate CVE-2015-2044
Install update from vendor's website.
xen (Alpine package) - update to 4.5.0-r0
External References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152483.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152588.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-March/152776.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00014.html
- http://support.citrix.com/article/CTX200484
- http://www.debian.org/security/2015/dsa-3181
- http://www.securityfocus.com/bid/72954
- http://www.securitytracker.com/id/1031806
- http://www.securitytracker.com/id/1031836
- http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423503.htm
- http://xenbits.xen.org/xsa/advisory-121.html
- https://security.gentoo.org/glsa/201504-04