CVE-2026-38637

EUVD-2026-39621
An issue in the pthread_rwlockattr_setpshared() function of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via a crafted input.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 36.7%
Common Weakness Enumeration
References
https://github.com/Marsman1996/pocs/tree/master/redox/CVE-2026-38637
https://gitlab.redox-os.org/redox-os/relibc/-/issues/264
https://gitlab.redox-os.org/redox-os/relibc/-/merge_requests/987
https://gitlab.redox-os.org/redox-os/relibc/-/work_items/264