CVE-2012-6036

The 1 memcsavegetnextpage, 2 tmemcrestoreputpage and 3 tmemcrestoreflushpage functions in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 do not check for negative id pools, which allows local guest OS users to cause a denial of service memory corruption and host crash or possibly execute...

CVE-2012-6034

CVE-2012-6034 affects Xen TMEM (Transcendent Memory) in Xen 4.0–4.2. The vulnerable code paths are tmemc_save_get_next_page, tmemc_save_get_next_inv, and the TMEMC_SAVE_GET_POOL_UUID sub-operation, which fail to validate incoming guest output buffer pointers. This can allow a local guest OS user ...

CVE-2012-6033

Technical details for CVE-2012-6033 are not provided in the connected documents. The initial description notes a privilege check flaw in Xen TMEM, but no specifics on affected versions, impact, or fixes are available here. Monitor for updates.