Vulnerability Monitor

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CVE-2017-9815

In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.

Published

2017-06-22T15:29:00.173

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-772

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	libtiff	libtiff	4.0.7	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes

References

http://bugzilla.maptools.org/show_bug.cgi?id=2682 Issue Tracking, Third Party Advisory ([email protected])
http://somevulnsofadlab.blogspot.jp/2017/06/libtiffmemory-leak-in-tiffmalloc.html Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/99235 Third Party Advisory, VDB Entry ([email protected])
https://usn.ubuntu.com/3602-1/ Third Party Advisory ([email protected])
http://bugzilla.maptools.org/show_bug.cgi?id=2682 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://somevulnsofadlab.blogspot.jp/2017/06/libtiffmemory-leak-in-tiffmalloc.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/99235 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3602-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)