The InfiniBand (IB) implementation in the Linux kernel package before 2.6.32-504.12.2 on Red Hat Enterprise Linux (RHEL) 6 does not properly restrict use of User Verbs for registration of memory regions, which allows local users to access arbitrary physical memory locations, and consequently cause a denial of service (system crash) or gain privileges, by leveraging permissions on a uverbs device under /dev/infiniband/.
References
Configurations
Configuration 1 (hide)
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History
13 Feb 2023, 00:43
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Summary | The InfiniBand (IB) implementation in the Linux kernel package before 2.6.32-504.12.2 on Red Hat Enterprise Linux (RHEL) 6 does not properly restrict use of User Verbs for registration of memory regions, which allows local users to access arbitrary physical memory locations, and consequently cause a denial of service (system crash) or gain privileges, by leveraging permissions on a uverbs device under /dev/infiniband/. |
02 Feb 2023, 20:19
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Summary | It was found that the Linux kernel's Infiniband subsystem did not properly sanitize input parameters while registering memory regions from user space via the (u)verbs API. A local user with access to a /dev/infiniband/uverbsX device could use this flaw to crash the system or, potentially, escalate their privileges on the system. | |
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Information
Published : 2015-03-16 10:59
Updated : 2023-12-10 11:31
NVD link : CVE-2014-8159
Mitre link : CVE-2014-8159
CVE.ORG link : CVE-2014-8159
JSON object : View
Products Affected
linux
- linux_kernel
redhat
- enterprise_linux
CWE
CWE-264
Permissions, Privileges, and Access Controls