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CVE-2016-9448

Date: January 27, 2017

The TIFFFetchNormalTag function in LibTiff 4.0.6 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by setting the tags TIFF_SETGET_C16ASCII or TIFF_SETGET_C32_ASCII to values that access 0-byte arrays. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-9297.

Language: C

Severity Score

Related Resources (8)

http://www.securityfocus.com/bid/94420
http://www.debian.org/security/2017/dsa-3762
https://nvd.nist.gov/vuln/detail/CVE-2016-9448
https://security.gentoo.org/glsa/201701-16
http://bugzilla.maptools.org/show_bug.cgi?id=2593
http://www.openwall.com/lists/oss-security/2016/11/18/15
http://lists.opensuse.org/opensuse-security-announce/2016-12/msg00017.html
https://www.mend.io/vulnerability-database/CVE-2016-9448

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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