CVE-2015-6525

libevent: multiple integer overflows in the evbuffer APIs

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Severity

Moderate

Red Hat Product Security

5.1

CVSS 2.0

Review impact separately from score.

Published · August 24, 2015

Updated · June 27, 2026

Description

Multiple integer overflow flaws were found in the libevent's evbuffer API. An attacker able to make an application pass an excessively long input to libevent using the API could use these flaws to make the application enter an infinite loop, crash, and, possibly, execute arbitrary code.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 2.0 · 5.1
AV:N/AC:H/Au:N/C:P/I:P/A:P

CWE-835 · Loop with Unreachable Exit Condition ('Infinite Loop')