CVE-2012-3497: Xen

Medium severity, CVSS 6.9. EPSS: 0.4% chance of exploitation in the next 30 days.

(1) TMEMC_SAVE_GET_CLIENT_WEIGHT, (2) TMEMC_SAVE_GET_CLIENT_CAP, (3) TMEMC_SAVE_GET_CLIENT_FLAGS and (4) TMEMC_SAVE_END in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (NULL pointer dereference or memory corruption and host crash) or possibly have other unspecified impacts via a NULL client id.

Affected products

• Xen Xen: version 4.0.0 only; version 4.1.0 only; version 4.2.0 only

Published 2012-11-23. Last modified 2026-06-16.