01 Record

CVE-2026-63388

Libevent: Heap out-of-bounds write in bufferevent_socket_set_conn_address_ reachable via AF_UNIX accept

HighPUBLISHEDCNA: GitHub_M

Base score8.4 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

02 Description

Libevent: Heap out-of-bounds write in bufferevent_socket_set_conn_address_ reachable via AF_UNIX accept

Published

2026-08-20 17:44Z1 DAY AGO

Last updated

2026-08-20 17:44Z1 DAY AGO

Reserved

2026-07-16

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.4)

CVSS vector

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

Weaknesses

SSVC decision

No CISA-ADP assessment

Data version

5.2

Document digest

8cfc6e94dfb1b00a8d8ed8dbf55dddb217f6ea39c54ead9d493c6140d5c6c44e

VendorProductVersionsPlatforms

libeventlibevent< 2.1.13, >= 2.2.0-alpha, < 2.2.2-alpha—