CVE-2017-6441

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 57%
VendorProductVersion
phpphp
7.1.2
𝑥
= Vulnerable software versions
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
php5
zesty
dne
yakkety
dne
xenial
dne
trusty
ignored
precise
ignored
php7.0
zesty
ignored
yakkety
ignored
xenial
ignored
trusty
dne
precise
dne
php7.1
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
Common Weakness Enumeration
References
https://bugs.php.net/bug.php?id=74146
https://github.com/php/php-src/pull/2396
https://bugs.php.net/bug.php?id=74146
https://github.com/php/php-src/pull/2396