CVE-2012-6036 describes a vulnerability in the Transcendent Memory (TMEM) component of Xen versions 4.0, 4.1, and 4.2. Specifically, the memc_save_get_next_page, tmemc_restore_put_page, and tmemc_restore_flush_page functions fail to validate negative ID pools. This flaw allows local guest OS users to trigger a denial of service through memory corruption and host crashes, with the potential for arbitrary code execution. The vulnerability has a CVSS score of 4.4, indicating a medium severity with local access, medium attack complexity, and partial impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.0.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.0.0:*:*:*:*:*:*:* | ||
4.1.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.1.0:*:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:o:xen:xen:4.2.0:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:M/Au:N/C:P/I:P/A:P
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