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This project will be discontinued after December 13, 2021. [more]
2016-08-06
Race condition in the ioctl_file_dedupe_range function in fs/ioctl.c in the Linux kernel through 4.7 allows local users to cause a denial of service (heap-based buffer overflow) or possibly gain privileges by changing a certain count value, aka a "double fetch" vulnerability.
Products | Linux_kernel |
Type | Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119) Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') (CWE-362) |
First patch |
https://github.com/torvalds/linux/commit/10eec60ce79187686e052092e5383c99b4420a20 |
Relevant file/s | ./fs/ioctl.c (modified, +1) |
Links |
• http://www.openwall.com/lists/oss-security/2016/07/31/6
• https://bugzilla.redhat.com/show_bug.cgi?id=1362457 • http://www.securityfocus.com/bid/92259 • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=10eec60ce79187686e052092e5383c99b4420a20 |
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