What is CVE-2015-1351?

CVE-2015-1351 is a vulnerability in Apple Mac OS X, classified under Use After Free. Published 2015-03-30.

Is CVE-2015-1351 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Use After Free in Apple Mac OS X

CVE-2015-1351

Use-after-free vulnerability in the _zend_shared_memdup function in zend_shared_alloc.c in the OPcache extension in PHP through 5.6.7 allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Vulnerability class: Use-After-Free

Published 2015-03-30 · last modified 2026-06-17.

CVSS v2 metric

CVSS v2 base score 7.5 (High). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.

EPSS exploit prediction

EPSS: 0.083 (94.9th percentile), scored 2026-10-28.

Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 94.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.086 · newest: 0.083 · change: -0.003

Affected products

Weakness classification (CWE)

CWE-416 — Use After Free

Public proof-of-concept exploits

ARPSyndicate/cve-scores

References

www.securityfocus.com/bid/71929 (VDB Entry, Third Party Advisory, vdb-entry)
openwall.com/lists/oss-security/2015/01/24/9 (mailing-list, Mailing List, Third Party Advisory)
lists.apple.com/archives/security-announce/2015/Sep/msg00008.html (vendor-advisory, Mailing List, Third Party Advisory)
www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html (Third Party Advisory)
bugs.php.net/bug.php (Exploit)
www.mandriva.com/security/advisories (vendor-advisory, Broken Link)
www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html (Third Party Advisory)
www.oracle.com/technetwork/security-advisory/cpuoct2016-2881722.html (Patch, Vendor Advisory)
support.apple.com/HT205267 (Vendor Advisory)
rhn.redhat.com/errata/RHSA-2015-1053.html (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2015-1351?: CVE-2015-1351 is a vulnerability in Apple Mac OS X, classified under Use After Free. Published 2015-03-30.
Is CVE-2015-1351 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.