The Linux kernel before 5.1-rc5 allows page->_refcount reference count overflow, with resultant use-after-free issues, if about 140 GiB of RAM exists. This is related to fs/fuse/dev.c, fs/pipe.c, fs/splice.c, include/linux/mm.h, include/linux/pipe_fs_i.h, kernel/trace/trace.c, mm/gup.c, and mm/hugetlb.c. It can occur with FUSE requests.
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2019-04-23T22:00:44
Updated: 2024-08-04T22:55:40.799Z
Reserved: 2019-04-23T00:00:00
Link: CVE-2019-11487
Vulnrichment
No data.
NVD
Status : Modified
Published: 2019-04-23T22:29:05.367
Modified: 2024-11-21T04:21:11.007
Link: CVE-2019-11487
Redhat