CVE-2025-0577 - CVE House
Back to Database
Status published Medium CVE-2025-0577

Glibc: vdso getrandom acceleration may return predictable randomness

Vulnerability Description

An insufficient entropy vulnerability was found in glibc. The getrandom and arc4random family of functions may return predictable randomness if these functions are called again after the fork, which happens concurrently with a call to any of these functions.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-0577

Credits & Attribution

No credits recorded in the NVD database.

Affected Vendor

Affected Software

Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9
Vulnerable Versions:
2.39-28.fc40, 2.40-12.fc41

Timeline

Official Publish: February 18th, 2026
Last Modified: February 25th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Weaknesses (CWE)

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.