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CVE-2016-6318

cracklib: Stack-based buffer overflow when parsing large GECOS field

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Severity

Low

Red Hat Product Security

4

CVSS 3.0

Review impact separately from score.

Published · August 16, 2016

Updated · November 21, 2025

Description

Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer.

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 3.0 · 4
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS 2.0 · 1.9
AV:L/AC:M/Au:N/C:N/I:N/A:P

CWE not specified