CVE-2016-9936
critical
CVSS v3
9.8
CVSS v4 NEW
—
VIR risk
9.8
Description
The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
SUSE Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Arch Fixed 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Fixed | 7.1.1-0 |
References
- https://security.archlinux.org/ASA-201701-28
- http://lists.opensuse.org/opensuse-updates/2017-01/msg00034.html
- http://www.openwall.com/lists/oss-security/2016/12/12/2
- http://www.php.net/ChangeLog-7.php
- http://www.securityfocus.com/bid/94849
- https://access.redhat.com/errata/RHSA-2018:1296
- https://bugs.php.net/bug.php?id=72978
- https://github.com/php/php-src/commit/b2af4e8868726a040234de113436c6e4f6372d17
- https://www.suse.com/security/cve/CVE-2016-9936.html
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.