CVE-2021-41073

loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a…

published September 19, 2021

CVSS
—
EPSS
2%
Percentile
78.0
In the wild
Unconfirmed
What it is

loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a free of a kernel buffer, as demonstrated by using /proc/<pid>/maps for exploitation.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01774 · 78.0th percentile
Published
2021-09-19T16:02Z
EPSS history
Timeline
  • 19 SEP 16:02Z
    loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a…
    cvelistv5