CVE-2015-8616
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator...
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator/collator_sort.c in PHP 7.x before 7.0.1 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging the relationships between a key buffer and a destroyed array.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator/collator_sort.c in PHP 7.x before 7.0.1 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging the relationships between a key buffer and a destroyed array.
- Record
CVE-2015-8616- CVSS 3.0
- 8.6 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - CVSS 2.0
- 7.5 High
AV:N/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator/collator_sort.c in PHP 7.x before 7.0.1 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging the relationships between a key buffer and a destroyed array.
- Record
CVE-2015-8616- Updated
- 2026-11-02
EUVDEUVD-2015-8493 No score
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator/collator_sort.c in PHP 7.x before 7.0.1 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging the relationships between a key buffer and a destroyed array.
- Record
EUVD-2015-8493- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-c6vg-j5wc-w7gc
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator...
Use-after-free vulnerability in the Collator::sortWithSortKeys function in ext/intl/collator/collator_sort.c in PHP 7.x before 7.0.1 allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact by leveraging the relationships between a key buffer and a destroyed array.
- Record
GHSA-c6vg-j5wc-w7gc- CVSS 3.0
- 8.6 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-8616 is a high vulnerability (CVSS 8.6) in Php, published January 19, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.17%, the 82nd percentile. No source names a fixed version.