Encoding Error Affecting samba-winbind-krb5-locator package, versions <0:4.1.1-35.el7_0


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
2.79% (91st percentile)

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  • Snyk IDSNYK-RHEL7-SAMBAWINBINDKRB5LOCATOR-4469164
  • published26 Jul 2021
  • disclosed23 Jun 2014

Introduced: 23 Jun 2014

CVE-2014-3493  (opens in a new tab)
CWE-172  (opens in a new tab)
CWE-393  (opens in a new tab)

How to fix?

Upgrade RHEL:7 samba-winbind-krb5-locator to version 0:4.1.1-35.el7_0 or higher.
This issue was patched in RHSA-2014:0867.

NVD Description

Note: Versions mentioned in the description apply only to the upstream samba-winbind-krb5-locator package and not the samba-winbind-krb5-locator package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The push_ascii function in smbd in Samba 3.6.x before 3.6.24, 4.0.x before 4.0.19, and 4.1.x before 4.1.9 allows remote authenticated users to cause a denial of service (memory corruption and daemon crash) via an attempt to read a Unicode pathname without specifying use of Unicode, leading to a character-set conversion failure that triggers an invalid pointer dereference.

CVSS Scores

version 3.1