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CVE-2019-14973

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Date: August 14, 2019

_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash.

Language: C

Severity Score

Related Resources (17)

https://seclists.org/bugtraq/2020/Jan/32
https://nvd.nist.gov/vuln/detail/CVE-2019-14973
https://access.redhat.com/security/cve/CVE-2019-14973
http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00023.html
https://security-tracker.debian.org/tracker/CVE-2019-14973
https://security.alpinelinux.org/vuln/CVE-2019-14973
https://gitlab.com/libtiff/libtiff/merge_requests/90
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/63BVT6N5KQPHWOWM4B3I7Z3ODBXUVNPS/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ADNPG7JJTRRK22GUVTAFH3GJ6WGKUZJB/
https://www.debian.org/security/2020/dsa-4670
https://people.canonical.com/~ubuntu-security/cve/CVE-2019-14973
https://www.debian.org/security/2020/dsa-4608
https://lists.debian.org/debian-lts-announce/2019/08/msg00031.html
https://seclists.org/bugtraq/2019/Nov/5
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00102.html
https://www.mend.io/vulnerability-database/CVE-2019-14973

Severity Score

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Top Fix

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CVSS v3.1

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

CVSS v2

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

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