CVE-2015-8865
HIGH severity · CVSS 7.3 · Memory corruption
7.3CVSS HIGH
Summary
The file_check_mem function in funcs.c in file before 5.23, as used in the Fileinfo component in PHP before 5.5.34, 5.6.x before 5.6.20, and 7.x before 7.0.5, mishandles continuation-level jumps, which allows context-dependent attackers to cause a denial of service (buffer overflow and application crash) or possibly execute arbitrary code via a crafted magic file.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)5%
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://bugs.gw.com/view.php?id=522
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=fe13566c93f118a15a96320a546c7878fd0cfc5e
- http://lists.apple.com/archives/security-announce/2016/May/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00057.html
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://www.debian.org/security/2016/dsa-3560
- http://www.openwall.com/lists/oss-security/2016/04/24/1
- http://www.php.net/ChangeLog-5.php