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Vulnerability CVE-2021-29626
Published: 2021-04-07
| Description: |
In FreeBSD 13.0-STABLE before n245117, 12.2-STABLE before r369551, 11.4-STABLE before r369559, 13.0-RC5 before p1, 12.2-RELEASE before p6, and 11.4-RELEASE before p9, copy-on-write logic failed to invalidate shared memory page mappings between multiple processes allowing an unpriivleged process to maintain a mapping after it is freed, allowing the process to read private data belonging to other processes or the kernel. |
References: |
https://security.FreeBSD.org/advisories/FreeBSD-SA-21:08.vm.asc
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