CVE-2013-4132
kde-workspace: NULL pointer dereference in KDM and KCheckPass when glibc 2.17 or FIPS-140 enabled system used
Severity
LowRed Hat Product Security
CVSS 2.0
Review impact separately from score.
Published · June 29, 2013
Updated · November 21, 2025
Description
KDE-Workspace 4.10.5 and earlier does not properly handle the return value of the glibc 2.17 crypt and pw_encrypt functions, which allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via (1) an invalid salt or a (2) DES or (3) MD5 encrypted password, when FIPS-140 is enable, to KDM or an (4) invalid password to KCheckPass.
Statement
Not Vulnerable. This issue does not affect the version of kdebase package as shipped with Red Hat Enterprise Linux 5. This issue does not affect the version of kdebase-workspace package as shipped with Red Hat Enterprise Linux 6.
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 · 1.9AV:L/AC:M/Au:N/C:N/I:N/A:P
CWE-476 · NULL Pointer Dereference