CVE-2015-2045
CVE-2015-2045 is a low-severity vulnerability in Xen with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.
Key facts
- Severity: Low (CVSS 2.0 base score 2.1)
- EPSS exploit prediction: 0% (37th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-200
- Affected product: Xen
- Published:
- Last modified:
Description
The HYPERVISOR_xen_version hypercall in Xen 3.2.x through 4.5.x does not properly initialize data structures, which allows local guest users to obtain sensitive information via unspecified vectors.
Frequently asked questions
- What is CVE-2015-2045?
- The HYPERVISOR_xen_version hypercall in Xen 3.2.x through 4.5.x does not properly initialize data structures, which allows local guest users to obtain sensitive information via unspecified vectors.
- How severe is CVE-2015-2045?
- CVE-2015-2045 has a CVSS 2.0 base score of 2.1, rated low severity.
- Is CVE-2015-2045 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2015-2045?
- CVE-2015-2045 primarily affects Xen. In total, 38 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2015-2045?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2015-2045 published?
- CVE-2015-2045 was published on 2015-03-12 and last updated on 2026-06-17.
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/72955
- http://www.securitytracker.com/id/1031806
- http://www.securitytracker.com/id/1031837
- http://www1.huawei.com/en/security/psirt/security-bulletins/security-advisories/hw-423503.htm
- http://xenbits.xen.org/xsa/advisory-122.html
- https://security.gentoo.org/glsa/201504-04
Affected products (38)
- cpe:2.3:o:xen:xen:3.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.3.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:3.4.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.0.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.4:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.5:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.1.6.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.2.3:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:*:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.4.1:-:*:*:*:*:*:*
- cpe:2.3:o:xen:xen:4.5.0:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
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