Debian Xen vulnerabilities

CVE-2012-4411 [MEDIUM] CVE-2012-4411: xen - The graphical console in Xen 4.0, 4.1 and 4.2 allows local OS guest administrato... 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. Scope: local bookworm: resolved (fixed in 4.1.3-2) bullseye: resolved (fixed in 4.1.3-2) forky: resolved (fixed in 4.1.3-2) sid: resolved (fixed in 4.1.3-2) trixie: resolv

CVE-2012-5513 [MEDIUM] CVE-2012-5513: xen - The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the m... 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. Scope: local bookworm: resolved (fixed in 4.1.3-5) bullseye: resolved (fixed in 4.1.3-

CVE-2012-3498 [MEDIUM] CVE-2012-3498: xen - PHYSDEVOP_map_pirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier all... PHYSDEVOP_map_pirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service (host crash) and possibly read hypervisor or guest memory via vectors related to a missing range check of map->index. Scope: local bookworm: resolved (fixed in 4.1.3-2) bullseye: resolved (fixed in 4.1.3-2) forky: resolved (fixed in

CVE-2012-0029 [HIGH] CVE-2012-0029: xen - Heap-based buffer overflow in the process_tx_desc function in the e1000 emulatio... Heap-based buffer overflow in the process_tx_desc function in the e1000 emulation (hw/e1000.c) in qemu-kvm 0.12, and possibly other versions, allows guest OS users to cause a denial of service (QEMU crash) and possibly execute arbitrary code via crafted legacy mode packets. Scope: local bookworm: resolved (fixed in 4.1.3~rc1+hg-20120614.a9c0a89c08f2-1) bullseye: resolved

CVE-2012-5511 [MEDIUM] CVE-2012-5511: xen - Stack-based buffer overflow in the dirty video RAM tracking functionality in Xen... Stack-based buffer overflow in the dirty video RAM tracking functionality in Xen 3.4 through 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) via a large bitmap image. Scope: local bookworm: resolved (fixed in 4.1.3-5) bullseye: resolved (fixed in 4.1.3-5) forky: resolved (fixed in 4.1.3-5) sid: resolved (fixed in 4.1.3-5) trixie: resolv

CVE-2012-5510 [MEDIUM] CVE-2012-5510: xen - Xen 4.x, when downgrading the grant table version, does not properly remove the ... Xen 4.x, when downgrading the grant table version, does not properly remove the status page from the tracking list when freeing the page, which allows local guest OS administrators to cause a denial of service (hypervisor crash) via unspecified vectors. Scope: local bookworm: resolved (fixed in 4.1.3-5) bullseye: resolved (fixed in 4.1.3-5) forky: resolved (fixed in 4.1

CVE-2012-3433 [MEDIUM] CVE-2012-3433: xen - Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (... Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown. Scope: local bookworm: resolved (fixed in 4.1.3-1) bullseye: resolved (fixed in 4.1.3-1) forky: resolved (fixed in 4.1.3-1) sid: reso

CVE-2012-3432 [LOW] CVE-2012-3432: xen - The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator fo... The handle_mmio function in arch/x86/hvm/io.c in the MMIO operations emulator for Xen 3.3 and 4.x, when running an HVM guest, does not properly reset certain state information between emulation cycles, which allows local guest OS users to cause a denial of service (guest OS crash) via unspecified operations on MMIO regions. Scope: local bookworm: resolved (fixed in 4.1.3-1

CVE-2012-0218 [LOW] CVE-2012-0218: xen - Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a sysc... Xen 3.4, 4.0, and 4.1, when the guest OS has not registered a handler for a syscall or sysenter instruction, does not properly clear a flag for exception injection when injecting a General Protection Fault, which allows local PV guest OS users to cause a denial of service (guest crash) by later triggering an exception that would normally be handled within Xen. Scope: local

CVE-2012-6031 [MEDIUM] CVE-2012-6031: xen - The do_tmem_get function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and ... 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 was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT

CVE-2012-6036 [MEDIUM] CVE-2012-6036: xen - The (1) memc_save_get_next_page, (2) tmemc_restore_put_page and (3) tmemc_restor... 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 and host crash) or possibly execute arbitrary code via unspecified vectors. NOTE: this issue

CVE-2012-4537 [LOW] CVE-2012-4537: xen - Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchroniz... Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS administrators to cause a denial of service (memory consumption and assertion failure), aka "Memory mapping failure DoS vulnerability." Scope: local bookworm: resolved (fixed in 4.1.3-4) bullseye: re

CVE-2012-5634 [MEDIUM] CVE-2012-5634: xen - Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not p... Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an interrupt. Scope: local bookworm: resolved (fixed in 4.1.3-8) bullseye: resolved (fixed in 4.1.3-8) forky: resolved (fixe

CVE-2012-6032 [MEDIUM] CVE-2012-6032: xen - Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_c... Multiple integer overflows in the (1) tmh_copy_from_client and (2) tmh_copy_to_client functions 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 (memory corruption and host crash) via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3

CVE-2012-6035 [MEDIUM] CVE-2012-6035: xen - The do_tmem_destroy_pool function in the Transcendent Memory (TMEM) in Xen 4.0, ... 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. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CV

CVE-2012-4539 [LOW] CVE-2012-4539: xen - Xen 4.0 through 4.2, when running 32-bit x86 PV guests on 64-bit hypervisors, al... Xen 4.0 through 4.2, when running 32-bit x86 PV guests on 64-bit hypervisors, allows local guest OS administrators to cause a denial of service (infinite loop and hang or crash) via invalid arguments to GNTTABOP_get_status_frames, aka "Grant table hypercall infinite loop DoS vulnerability." Scope: local bookworm: resolved (fixed in 4.1.3-4) bullseye: resolved (fixed in 4.1

CVE-2012-4536 [LOW] CVE-2012-4536: xen - The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 al... The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 allows local guest OS administrators to cause a denial of service (Xen crash) via a crafted pirq value that triggers an out-of-bounds read. Scope: local bookworm: resolved (fixed in 4.1.3-4) bullseye: resolved (fixed in 4.1.3-4) forky: resolved (fixed in 4.1.3-4) sid: resolved (fixed in 4.1.3-4)

CVE-2012-2625 [LOW] CVE-2012-2625: xen - The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.... The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image. Scope: local bookworm: resolved (fixed in 4.1.3-4) bullseye: resolved (fixed in 4.1.3-4) forky: resolved (fixed in 4.1.3-4) sid: re

CVE-2012-3516 [MEDIUM] CVE-2012-3516: xen - The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.... The GNTTABOP_swap_grant_ref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service (host crash) and possibly gain privileges via a crafted grant reference that triggers a write to an arbitrary hypervisor memory location. Scope: local bookworm: resolved bullseye: resolved

CVE-2012-3494 [LOW] CVE-2012-3494: xen - The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.... The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserved bits of the DR7 debug control register. Scope: local bookworm: resolved (fixed in 4.1.3-2) bullseye: resolved (fixed in 4.1