Home/CVE/Use-after-free vulnerability in the SPL unserialize implementation in ext/spl/spl_array.c in PHP before 5.4.44, 5.5.x be
CVE

CVE-2015-6832

Use-after-free vulnerability in the SPL unserialize implementation in ext/spl/spl_array.c in PHP before 5.4.44, 5.5.x be

Use-after-free vulnerability in the SPL unserialize implementation in ext/spl/spl_array.c in PHP before 5.4.44, 5.5.x before 5.5.28, and 5.6.x before 5.6.12 allows remote attackers to execute arbitrary code via crafted serialized data that triggers misuse of an array field.

HIGH · CVSS 7.3 EPSS 0.01536
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
▤

Affected Products & Versions

2
php<= 5.4.43
phpall versions
▣

Scoring & Timeline

7.3
HIGH · CVSS v3.0 · security@opentext.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD19 Jan 2016 · 05:59 AM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
⚑

Vendor Advisories

3
rhsaRHSA-2016:0457Moderate
usnUSN-2758-1
suse-csafSUSE-SU-2015:1633-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.debian.org/security/2015/dsa-3344
http://www.php.net/ChangeLog-5.php
https://bugs.php.net/bug.php?id=70068
https://security.gentoo.org/glsa/201606-10
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