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XEN : Security Vulnerabilities (Overflow)

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# CVE ID CWE ID # of Exploits Vulnerability Type(s) Publish Date Update Date Score Gained Access Level Access Complexity Authentication Conf. Integ. Avail.
1 CVE-2014-4021 119 Overflow +Info 2014-06-18 2014-07-24
2.7
None Local Network Low Single system Partial None None
Xen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows local guest OS users to obtain sensitive information via unspecified vectors.
2 CVE-2014-3717 20 DoS Overflow 2014-05-19 2014-06-13
3.3
None Local Medium Not required Partial None Partial
Xen 4.4.x does not properly validate the load address for 64-bit ARM guest kernels, which allows local users to read system memory or cause a denial of service (crash) via a crafted kernel, which triggers a buffer overflow.
3 CVE-2014-3715 119 DoS Overflow 2014-05-19 2014-06-13
3.3
None Local Medium Not required Partial None Partial
Buffer overflow in Xen 4.4.x allows local users to read system memory or cause a denial of service (crash) via a crafted 32-bit guest kernel, related to searching for an appended DTB.
4 CVE-2014-3714 20 DoS Overflow 2014-05-19 2014-06-13
3.3
None Local Medium Not required Partial None Partial
The ARM image loading functionality in Xen 4.4.x does not properly validate kernel length, which allows local users to read system memory or cause a denial of service (crash) via a crafted 32-bit ARM guest kernel in an image, which triggers a buffer overflow.
5 CVE-2014-1894 189 DoS Overflow 2014-04-01 2014-04-19
5.2
None Local Network Medium Single system None None Complete
Multiple integer overflows in unspecified suboperations in the flask hypercall in Xen 3.2.x and earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecified vectors, a different vulnerability than CVE-2014-1891, CVE-2014-1892, and CVE-2014-1893.
6 CVE-2014-1893 189 DoS Overflow 2014-04-01 2014-04-19
5.2
None Local Network Medium Single system None None Complete
Multiple integer overflows in the (1) FLASK_GETBOOL and (2) FLASK_SETBOOL suboperations in the flask hypercall in Xen 4.1.x, 3.3.x, 3.2.x, and earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecified vectors, a different vulnerability than CVE-2014-1891, CVE-2014-1892, and CVE-2014-1894.
7 CVE-2014-1892 119 DoS Overflow 2014-04-01 2014-04-19
5.2
None Local Network Medium Single system None None Complete
Xen 3.3 through 4.1, when XSM is enabled, allows local users to cause a denial of service via vectors related to a "large memory allocation," a different vulnerability than CVE-2014-1891, CVE-2014-1893, and CVE-2014-1894.
8 CVE-2014-1891 189 DoS Overflow 2014-04-01 2014-04-19
5.2
None Local Network Medium Single system None None Complete
Multiple integer overflows in the (1) FLASK_GETBOOL, (2) FLASK_SETBOOL, (3) FLASK_USER, and (4) FLASK_CONTEXT_TO_SID suboperations in the flask hypercall in Xen 4.3.x, 4.2.x, 4.1.x, 3.2.x, and earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecified vectors, a different vulnerability than CVE-2014-1892, CVE-2014-1893, and CVE-2014-1894.
9 CVE-2013-4553 119 DoS Overflow 2013-12-24 2014-04-19
5.2
None Local Network Medium Single system None None Complete
The XEN_DOMCTL_getmemlist hypercall in Xen 3.4.x through 4.3.x (possibly 4.3.1) does not always obtain the page_alloc_lock and mm_rwlock in the same order, which allows local guest administrators to cause a denial of service (host deadlock).
10 CVE-2013-4416 119 DoS Overflow 2013-11-02 2014-01-27
5.2
None Local Network Medium Single system None None Complete
The Ocaml xenstored implementation (oxenstored) in Xen 4.1.x, 4.2.x, and 4.3.x allows local guest domains to cause a denial of service (domain shutdown) via a large message reply.
11 CVE-2013-4370 119 DoS Exec Code Overflow Mem. Corr. 2013-10-17 2013-10-18
4.6
None Local Low Not required Partial Partial Partial
The ocaml binding for the xc_vcpu_getaffinity function in Xen 4.2.x and 4.3.x frees certain memory that may still be intended for use, which allows local users to cause a denial of service (heap corruption and crash) and possibly execute arbitrary code via unspecified vectors that trigger a (1) use-after-free or (2) double free.
12 CVE-2013-4344 119 Overflow +Priv 2013-10-04 2014-03-05
6.0
None Local High Single system Complete Complete Complete
Buffer overflow in the SCSI implementation in QEMU, as used in Xen, when a SCSI controller has more than 256 attached devices, allows local users to gain privileges via a small transfer buffer in a REPORT LUNS command.
13 CVE-2013-2212 119 DoS Overflow 2013-08-28 2014-04-19
5.7
None Local Network Medium Not required None None Complete
The vmx_set_uc_mode function in Xen 3.3 through 4.3, when disabling chaches, allows local HVM guests with access to memory mapped I/O regions to cause a denial of service (CPU consumption and possibly hypervisor or guest kernel panic) via a crafted GFN range.
14 CVE-2013-2194 189 Overflow 2013-08-23 2014-04-19
6.9
None Local Medium Not required Complete Complete Complete
Multiple integer overflows in the Elf parser (libelf) in Xen 4.2.x and earlier allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel.
15 CVE-2013-2072 119 DoS Overflow +Priv Mem. Corr. 2013-08-28 2014-04-19
7.4
None Local Network Medium Single system Complete Complete Complete
Buffer overflow in the Python bindings for the xc_vcpu_setaffinity call in Xen 4.0.x, 4.1.x, and 4.2.x allows local administrators with permissions to configure VCPU affinity to cause a denial of service (memory corruption and xend toolstack crash) and possibly gain privileges via a crafted cpumap.
16 CVE-2013-1918 119 DoS Overflow 2013-05-13 2014-04-19
4.7
None Local Medium Not required None None Complete
Certain page table manipulation operations in Xen 4.1.x, 4.2.x, and earlier are not preemptible, which allows local PV kernels to cause a denial of service via vectors related to "deep page table traversal."
17 CVE-2013-0231 119 DoS Overflow 2013-02-12 2013-06-20
4.9
None Local Low Not required None None Complete
The pciback_enable_msi function in the PCI backend driver (drivers/xen/pciback/conf_space_capability_msi.c) in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access to cause a denial of service via a large number of kernel log messages. NOTE: some of these details are obtained from third party information.
18 CVE-2012-6032 189 DoS Overflow Mem. Corr. 2012-11-23 2013-10-10
4.9
None Local Low Not required None None Complete
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-2012-3497 has been SPLIT into this ID and others.
19 CVE-2012-5511 119 DoS Overflow 2012-12-13 2014-04-19
4.7
None Local Medium Not required None None Complete
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.
20 CVE-2012-0217 119 Overflow +Priv 2012-06-12 2013-10-10
7.2
None Local Low Not required Complete Complete Complete
The x86-64 kernel system-call functionality in Xen 4.1.2 and earlier, as used in Citrix XenServer 6.0.2 and earlier and other products; Oracle Solaris 11 and earlier; illumos before r13724; Joyent SmartOS before 20120614T184600Z; FreeBSD before 9.0-RELEASE-p3; NetBSD 6.0 Beta and earlier; Microsoft Windows Server 2008 R2 and R2 SP1 and Windows 7 Gold and SP1; and possibly other operating systems, when running on an Intel processor, incorrectly uses the sysret path in cases where a certain address is not a canonical address, which allows local users to gain privileges via a crafted application. NOTE: because this issue is due to incorrect use of the Intel specification, it should have been split into separate identifiers; however, there was some value in preserving the original mapping of the multi-codebase coordinated-disclosure effort to a single identifier.
21 CVE-2011-3346 119 DoS Overflow 2014-04-01 2014-04-01
4.0
None Local High Not required None None Complete
Buffer overflow in hw/scsi-disk.c in the SCSI subsystem in QEMU before 0.15.2, as used by Xen, might allow local guest users with permission to access the CD-ROM to cause a denial of service (guest crash) via a crafted SAI READ CAPACITY SCSI command. NOTE: this is only a vulnerability when root has manually modified certain permissions or ACLs.
22 CVE-2008-3687 119 Exec Code Overflow 2008-08-14 2008-10-29
6.8
None Remote Medium Not required Partial Partial Partial
Heap-based buffer overflow in the flask_security_label function in Xen 3.3, when compiled with the XSM:FLASK module, allows unprivileged domain users (domU) to execute arbitrary code via the flask_op hypercall.
Total number of vulnerabilities : 22   Page : 1 (This Page)
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