CVE-2017-6441

Impact:
Low
Public Date:
2017-02-22
CWE:
CWE-476
Bugzilla:
1443487: CVE-2017-6441 php: Null pointer dereference via crafted "declare(ticks="

The MITRE CVE dictionary describes this issue as:

** DISPUTED ** The _zval_get_long_func_ex in Zend/zend_operators.c in PHP 7.1.2 allows attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted use of "declare(ticks=" in a PHP script. NOTE: the vendor disputes the classification of this as a vulnerability, stating "Please do not request CVEs for ordinary bugs. CVEs are relevant for security issues only."

Find out more about CVE-2017-6441 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 5.5
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact High

Affected Packages State

Platform Package State
Red Hat Software Collections for Red Hat Enterprise Linux rh-php70-php Will not fix
Red Hat Software Collections for Red Hat Enterprise Linux rh-php56-php Not affected
Red Hat OpenShift Enterprise 2 php Not affected
Red Hat Enterprise Linux 7 php Not affected
Red Hat Enterprise Linux 6 php Not affected
Red Hat Enterprise Linux 5 php53 Not affected
Red Hat Enterprise Linux 5 php Not affected

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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