Critical severity9.8NVD Advisory· Published May 12, 2017· Updated May 13, 2026
CVE-2017-8923
CVE-2017-8923
Description
The zend_string_extend function in Zend/zend_string.h in PHP through 7.1.5 does not prevent changes to string objects that result in a negative length, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging a script's use of .= with a long string.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- bugs.php.net/bug.phpnvdExploitIssue TrackingVendor Advisory
- www.securityfocus.com/bid/98518nvdThird Party AdvisoryVDB Entry
- security.netapp.com/advisory/ntap-20241227-0007/nvd
News mentions
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