The phar_make_dirstream function in ext/phar/dirstream.c in PHP before 5.6.18 and...
Vulnerability Description
The phar_make_dirstream function in ext/phar/dirstream.c in PHP before 5.6.18 and 7.x before 7.0.3 mishandles zero-size ././@LongLink files, which allows remote attackers to cause a denial of service (uninitialized pointer dereference) or possibly have unspecified other impact via a crafted TAR archive.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05320149
- http://php.net/ChangeLog-5.php
- https://bugs.php.net/bug.php?id=71331
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://php.net/ChangeLog-7.php
- http://www.openwall.com/lists/oss-security/2016/04/28/2
- http://www.securityfocus.com/bid/89179
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05390722
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html
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Affected Software
Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.