CVE-2015-6525
Severity CVSS v4.0:
Pending analysis
Type:
CWE-189
Numeric Errors
Publication date:
24/08/2015
Last modified:
12/04/2025
Description
Multiple integer overflows in the evbuffer API in Libevent 2.0.x before 2.0.22 and 2.1.x before 2.1.5-beta allow context-dependent attackers to cause a denial of service or possibly have other unspecified impact via "insanely large inputs" to the (1) evbuffer_add, (2) evbuffer_prepend, (3) evbuffer_expand, (4) exbuffer_reserve_space, or (5) evbuffer_read function, which triggers a heap-based buffer overflow or an infinite loop. NOTE: this identifier was SPLIT from CVE-2014-6272 per ADT3 due to different affected versions.
Impact
Base Score 2.0
7.50
Severity 2.0
HIGH
Vulnerable products and versions
| CPE | From | Up to |
|---|---|---|
| cpe:2.3:o:debian:debian_linux:7.1:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.1:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.2:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.3:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.4:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.5:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.6:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.7:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.8:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.9:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.10:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.11:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.12:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.13:*:*:*:*:*:*:* | ||
| cpe:2.3:a:libevent_project:libevent:2.0.14:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page