AUGUST 4, 2026
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Case File

CVE-2021-29626

MEDIUM · CVSS 5.5 EPSS 0.34%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-04-07 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.5. See the original NVD description below for full technical details.

CVE
CVE-2021-29626
Severity
MEDIUM
CVSS
5.5
EPSS
0.34%

Original NVD 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 unprivileged process to maintain a mapping after it is freed, allowing the process to read private data belonging to other processes or the kernel.

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