xen (SUSE:OpenStack Cloud 7) — known CVEs & security advisories
Known CVE vulnerabilities and GitHub Security Advisories affecting the SUSE:OpenStack Cloud 7 package xen, with affected version ranges, CVSS severity, EPSS exploit prediction, and CISA KEV status.
CVEs (84)
CVE-2018-12892 — CVSS 9.9 (critical): An issue was discovered in Xen 4.7 through 4.10.x. libxl fails to pass the readonly flag to qemu when setting up a SCSI disk, due to what…
CVE-2018-17963 — CVSS 9.8 (critical): qemu_deliver_packet_iov in net/net.c in Qemu accepts packet sizes greater than INT_MAX, which allows attackers to cause a denial of service…
CVE-2019-18425 — CVSS 9.8 (critical): An issue was discovered in Xen through 4.12.x allowing 32-bit PV guest OS users to gain guest OS privileges by installing and using…
CVE-2018-20815 — CVSS 9.8 (critical): In QEMU 3.1.0, load_device_tree in device_tree.c calls the deprecated load_image function, which has a buffer overflow risk.
CVE-2019-17346 — CVSS 8.8 (high): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because of an…
CVE-2018-19966 — CVSS 8.8 (high): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service (host OS crash) or possibly gain…
CVE-2019-19578 — CVSS 8.8 (high): An issue was discovered in Xen through 4.12.x allowing x86 PV guest OS users to cause a denial of service via degenerate chains of linear…
CVE-2020-15565 — CVSS 8.8 (high): An issue was discovered in Xen through 4.13.x, allowing x86 Intel HVM guest OS users to cause a host OS denial of service or possibly gain…
CVE-2020-11741 — CVSS 8.8 (high): An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users (with active profiling) to obtain sensitive information…
CVE-2020-29481 — CVSS 8.8 (high): An issue was discovered in Xen through 4.14.x. Access rights of Xenstore nodes are per domid. Unfortunately, existing granted access rights…
CVE-2019-14378 — CVSS 8.8 (high): ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the…
CVE-2019-17340 — CVSS 8.8 (high): An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because…
CVE-2018-11806 — CVSS 8.2 (high): m_cat in slirp/mbuf.c in Qemu has a heap-based buffer overflow via incoming fragmented datagrams.
CVE-2019-17341 — CVSS 7.8 (high): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging…
CVE-2021-27379 — CVSS 7.8 (high): An issue was discovered in Xen through 4.11.x, allowing x86 Intel HVM guest OS users to achieve unintended read/write DMA access, and…
CVE-2020-27671 — CVSS 7.8 (high): An issue was discovered in Xen through 4.14.x allowing x86 HVM and PVH guest OS users to cause a denial of service (data corruption), cause…
CVE-2020-27670 — CVSS 7.8 (high): An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a denial of service (data corruption), cause a data…
CVE-2020-25603 — CVSS 7.8 (high): An issue was discovered in Xen through 4.14.x. There are missing memory barriers when accessing/allocating an event channel. Event channels…
CVE-2020-25595 — CVSS 7.8 (high): An issue was discovered in Xen through 4.14.x. The PCI passthrough code improperly uses register data. Code paths in Xen's MSI handling…
CVE-2020-15567 — CVSS 7.8 (high): An issue was discovered in Xen through 4.13.x, allowing Intel guest OS users to gain privileges or cause a denial of service because of…
CVE-2020-11739 — CVSS 7.8 (high): An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service or possibly gain privileges because of…
CVE-2018-19961 — CVSS 7.8 (high): An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB…
CVE-2018-19962 — CVSS 7.8 (high): An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because…
CVE-2018-8897 — CVSS 7.8 (high): A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual (SDM) was mishandled in the…
CVE-2019-17347 — CVSS 7.8 (high): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because a…
CVE-2020-7211 — CVSS 7.5 (high): tftp.c in libslirp 4.1.0, as used in QEMU 4.2.0, does not prevent ..\ directory traversal on Windows.
CVE-2019-18421 — CVSS 7.5 (high): An issue was discovered in Xen through 4.12.x allowing x86 PV guest OS users to gain host OS privileges by leveraging race conditions in…
CVE-2019-19583 — CVSS 7.5 (high): An issue was discovered in Xen through 4.12.x allowing x86 HVM/PVH guest OS users to cause a denial of service (guest OS crash) because VMX…
CVE-2019-19577 — CVSS 7.2 (high): An issue was discovered in Xen through 4.12.x allowing x86 AMD HVM guest OS users to cause a denial of service or possibly gain privileges…
CVE-2020-27672 — CVSS 7.0 (high): An issue was discovered in Xen through 4.14.x allowing x86 guest OS users to cause a host OS denial of service, achieve data corruption, or…
CVE-2019-17342 — CVSS 7.0 (high): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging…
CVE-2020-25599 — CVSS 7.0 (high): An issue was discovered in Xen through 4.14.x. There are evtchn_reset() race conditions. Uses of EVTCHNOP_reset (potentially by a guest on…
CVE-2019-18424 — CVSS 6.8 (medium): An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted…
CVE-2019-17343 — CVSS 6.8 (medium): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges by leveraging…
CVE-2019-19579 — CVSS 6.8 (medium): An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted…
CVE-2019-19580 — CVSS 6.6 (medium): An issue was discovered in Xen through 4.12.x allowing x86 PV guest OS users to gain host OS privileges by leveraging race conditions in…
CVE-2019-11135 — CVSS 6.5 (medium): TSX Asynchronous Abort condition on some CPUs utilizing speculative execution may allow an authenticated user to potentially enable…
CVE-2018-12207 — CVSS 6.5 (medium): Improper invalidation for page table updates by a virtual guest operating system for multiple Intel(R) Processors may allow an…
CVE-2020-25597 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.14.x. There is mishandling of the constraint that once-valid event channels may not turn invalid…
CVE-2018-12891 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.10.x. Certain PV MMU operations may take a long time to process. For that reason Xen explicitly…
CVE-2019-17344 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service by leveraging a long-running…
CVE-2018-19967 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang)…
CVE-2018-12893 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.10.x. One of the fixes in XSA-260 added some safety checks to help prevent Xen livelocking with…
CVE-2019-17348 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service because of an incompatibility…
CVE-2019-18420 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.12.x allowing x86 PV guest OS users to cause a denial of service via a VCPUOP_initialise…
CVE-2018-10471 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service (out-of-bounds zero write and…
CVE-2020-29483 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.14.x. Xenstored and guests communicate via a shared memory page using a specific protocol. When a…
CVE-2019-19581 — CVSS 6.5 (medium): An issue was discovered in Xen through 4.12.x allowing 32-bit Arm guest OS users to cause a denial of service (out-of-bounds access)…
CVE-2020-29570 — CVSS 6.2 (medium): An issue was discovered in Xen through 4.14.x. Recording of the per-vCPU control block mapping maintained by Xen and that of pointers into…
CVE-2020-29571 — CVSS 6.2 (medium): An issue was discovered in Xen through 4.14.x. A bounds check common to most operation time functions specific to FIFO event channels…
CVE-2020-29484 — CVSS 6.0 (medium): An issue was discovered in Xen through 4.14.x. When a Xenstore watch fires, the xenstore client that registered the watch will receive a…
CVE-2018-15468 — CVSS 6.0 (medium): An issue was discovered in Xen through 4.11.x. The DEBUGCTL MSR contains several debugging features, some of which virtualise cleanly, but…
CVE-2018-12130 — CVSS 5.9 (medium): Microarchitectural Fill Buffer Data Sampling (MFBDS): Fill buffers on some microprocessors utilizing speculative execution may allow an…
CVE-2018-19665 — CVSS 5.7 (medium): The Bluetooth subsystem in QEMU mishandles negative values for length variables, leading to memory corruption.
CVE-2018-3665 — CVSS 5.6 (medium): System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially allow a local…
CVE-2019-11091 — CVSS 5.6 (medium): Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution may…
CVE-2018-19965 — CVSS 5.6 (medium): An issue was discovered in Xen through 4.11.x allowing 64-bit PV guest OS users to cause a denial of service (host OS crash) because #GP[0]…
CVE-2017-5754 — CVSS 5.6 (medium): Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of…
CVE-2018-3646 — CVSS 5.6 (medium): Systems with microprocessors utilizing speculative execution and address translations may allow unauthorized disclosure of information…
CVE-2018-10472 — CVSS 5.6 (medium): An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users (in certain configurations) to read arbitrary dom0 files via…
CVE-2018-12126 — CVSS 5.6 (medium): Microarchitectural Store Buffer Data Sampling (MSBDS): Store buffers on some microprocessors utilizing speculative execution may allow an…
CVE-2018-12127 — CVSS 5.6 (medium): Microarchitectural Load Port Data Sampling (MLPDS): Load ports on some microprocessors utilizing speculative execution may allow an…
CVE-2017-5753 — CVSS 5.6 (medium): Systems with microprocessors utilizing speculative execution and branch prediction may allow unauthorized disclosure of information to an…
CVE-2017-5715 — CVSS 5.6 (medium): Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of…
CVE-2020-8608 — CVSS 5.6 (medium): In libslirp 4.1.0, as used in QEMU 4.2.0, tcp_subr.c misuses snprintf return values, leading to a buffer overflow in later code.
CVE-2020-29566 — CVSS 5.5 (medium): An issue was discovered in Xen through 4.14.x. When they require assistance from the device model, x86 HVM guests must be temporarily…
CVE-2018-3639 — CVSS 5.5 (medium): Systems with microprocessors utilizing speculative execution and speculative execution of memory reads before the addresses of all prior…
CVE-2019-9824 — CVSS 5.5 (medium): tcp_emu in slirp/tcp_subr.c (aka slirp/src/tcp_subr.c) in QEMU 3.0.0 uses uninitialized data in an snprintf call, leading to Information…
CVE-2020-0543 — CVSS 5.5 (medium): Incomplete cleanup from specific special register read operations in some Intel(R) Processors may allow an authenticated user to…
CVE-2020-11740 — CVSS 5.5 (medium): An issue was discovered in xenoprof in Xen through 4.13.x, allowing guest OS users (without active profiling) to obtain sensitive…
CVE-2018-18849 — CVSS 5.5 (medium): In Qemu 3.0.0, lsi_do_msgin in hw/scsi/lsi53c895a.c allows out-of-bounds access by triggering an invalid msg_len value.
CVE-2020-11742 — CVSS 5.5 (medium): An issue was discovered in Xen through 4.13.x, allowing guest OS users to cause a denial of service because of bad continuation handling in…
CVE-2020-25596 — CVSS 5.5 (medium): An issue was discovered in Xen through 4.14.x. x86 PV guest kernels can experience denial of service via SYSENTER. The SYSENTER instruction…
CVE-2020-25600 — CVSS 5.5 (medium): An issue was discovered in Xen through 4.14.x. Out of bounds event channels are available to 32-bit x86 domains. The so called 2-level…
CVE-2020-25601 — CVSS 5.5 (medium): An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchn_reset() / evtchn_destroy(). In particular, the FIFO…
CVE-2020-27674 — CVSS 5.3 (medium): An issue was discovered in Xen through 4.14.x allowing x86 PV guest OS users to gain guest OS privileges by modifying kernel memory…
CVE-2020-14364 — CVSS 5.0 (medium): An out-of-bounds read/write access flaw was found in the USB emulator of the QEMU in versions before 5.2.0. This issue occurs while…
CVE-2020-25604 — CVSS 4.7 (medium): An issue was discovered in Xen through 4.14.x. There is a race condition when migrating timers between x86 HVM vCPUs. When migrating timers…
CVE-2020-28368 — CVSS 4.4 (medium): Xen through 4.14.x allows guest OS administrators to obtain sensitive information (such as AES keys from outside the guest) via a…
CVE-2020-29130 — CVSS 4.3 (medium): slirp.c in libslirp through 4.3.1 has a buffer over-read because it tries to read a certain amount of header data even if that exceeds the…
CVE-2019-12068 — CVSS 3.8 (low): In QEMU 1:4.1-1, 1:2.1+dfsg-12+deb8u6, 1:2.8+dfsg-6+deb9u8, 1:3.1+dfsg-8~deb10u1, 1:3.1+dfsg-8+deb10u2, and 1:2.1+dfsg-12+deb8u12 (fixed)…
CVE-2020-29480 — CVSS 2.3 (low): An issue was discovered in Xen through 4.14.x. Neither xenstore implementation does any permission checks when reporting a xenstore watch…