Improper input validation in Xen
CVE-2012-5513
The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.004 (33.3th percentile) — read the EPSS interpretation.
Affected products
- Xen — versions 3.0.2, 3.0.3, 3.0.4
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (vendor-advisory, x_refsource_GENTOO)
- secalert@redhat.com (vendor-advisory, x_refsource_DEBIAN)
- secalert@redhat.com (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2012-5513?
- CVE-2012-5513 is a vulnerability in Xen, classified under Improper Input Validation. Published 2012-12-13.
- Is CVE-2012-5513 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.