The exit_thread function (process.c) in Linux kernel 2.6 through 2.6.5 does not invalidate the per-TSS io_bitmap pointers if a process obtains IO access permissions from the ioperm function but does not drop those permissions when it exits, which allows other processes to access the per-TSS pointers, access restricted memory locations, and possibly gain privileges.
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Information
Published : 2004-12-31 05:00
Updated : 2017-07-11 01:31
NVD link : CVE-2004-2536
Mitre link : CVE-2004-2536
CVE.ORG link : CVE-2004-2536
JSON object : View
Products Affected
linux
- linux_kernel
CWE