xen xen 4.2.0 vulnerabilities and exploits

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Multiple unspecified vulnerabilities in the Elf parser (libelf) in Xen 4.2.x and previous versions allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel, related to "other problems" that are not CVE-2013-2194 or CVE...

Xen Xen Xen Xen 4.2.0 Xen Xen 4.2.1

Multiple integer overflows in the Elf parser (libelf) in Xen 4.2.x and previous versions allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel.

Xen Xen Xen Xen 4.2.0 Xen Xen 4.2.1

The Elf parser (libelf) in Xen 4.2.x and previous versions allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel, related to "pointer dereferences" involving unexpected calculations.

Xen Xen Xen Xen 4.2.0 Xen Xen 4.2.1

The do_hvm_op function in xen/arch/x86/hvm/hvm.c in Xen 4.2.x on the x86_32 platform does not prevent HVM_PARAM_NESTEDHVM (aka nested virtualization) operations, which allows guest OS users to cause a denial of service (long-duration page mappings and host OS crash) by leveraging...

Xen Xen 4.2.0 Xen Xen 4.2.1

The graphical console in Xen 4.0, 4.1 and 4.2 allows local OS guest administrators to obtain sensitive host resource information via the qemu monitor. NOTE: this might be a duplicate of CVE-2007-0998.

Xen Xen 4.0.0 Xen Xen 4.1.0 Xen Xen 4.2.0

The do_tmem_destroy_pool function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly validate pool ids, which allows local guest OS users to cause a denial of service (memory corruption and host crash) or execute arbitrary code via unspecified vectors. N...

Xen Xen 4.0.0 Xen Xen 4.1.0 Xen Xen 4.2.0

The (1) memc_save_get_next_page, (2) tmemc_restore_put_page and (3) tmemc_restore_flush_page 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 ...

Xen Xen 4.0.0 Xen Xen 4.1.0 Xen Xen 4.2.0

The do_tmem_get function 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 (CPU hang and host crash) via unspecified vectors related to a spinlock being held in the "bad_copy error path." NOTE: this issue ...

Xen Xen 4.0.0 Xen Xen 4.1.0 Xen Xen 4.2.0

The do_tmem_control function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-...

Xen Xen 4.0.0 Xen Xen 4.1.0 Xen Xen 4.2.0

qemu-nbd in QEMU, as used in Xen 4.2.x, determines the format of a raw disk image based on the header, which allows local guest OS administrators to read arbitrary files on the host by modifying the header to identify a different format, which is used when the guest is restarted,...

Xen Xen 4.2.0 Xen Xen 4.2.1 Xen Xen 4.2.2

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