Impact: Moderate Public Date: 2019-08-14 CWE: CWE-190 Bugzilla: 1745951: CVE-2019-14973 libtiff: integer overflow in _TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c _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.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2019-14973 from the MITRE CVE dictionary dictionary and NIST NVD.
NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.
| CVSS3 Base Score | 4.7 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H |
| Attack Vector | Local |
| Attack Complexity | High |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | High |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 8 | libtiff | Under investigation |
| Red Hat Enterprise Linux 7 | libtiff | Under investigation |
| Red Hat Enterprise Linux 6 | libtiff | Under investigation |
| Red Hat Enterprise Linux 5 | libtiff | Under investigation |
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