High 8.1Published Feb 11, 2020

CVE-2014-9748The uv_rwlock_t fallback implementation for Windows XP and Server 2003 in libuv before 1.7.4 does not properly prevent threads from releasing the locks of other threads, which allows attackers to cau…

Updated under an hour ago (Nov 2, 2026, 12:10 AM ET)

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The uv_rwlock_t fallback implementation for Windows XP and Server 2003 in libuv before 1.7.4 does not properly prevent threads from releasing the locks of other threads, which allows attackers to cause a denial of service (deadlock) or possibly have unspecified other impact by leveraging a race condition.

CVSS: 8.1 HIGH (v3.1, NVD)CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-362
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 16, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

libuv libuv libuv:libuv	before 1.7.4	NVD
nodejs node.js nodejs:node.js	from 0.10.0 before 0.10.46; from 0.12.0 before 0.12.15	NVD

References

References

https://github.com/libuv/libuv/issues/515	patch, third-party-advisory
https://github.com/libuv/libuv/pull/516	patch, third-party-advisory
https://github.com/nodejs/node/pull/2723	third-party-advisory
https://groups.google.com/forum/#%21msg/libuv/KyNnGEXR0OA/NWb605ev2LUJ
https://groups.google.com/forum/#%21topic/libuv/WO2cl9zasN8

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.