CVE-2019-17546

MEDIUM

Description

tif_getimage.c in LibTIFF through 4.0.10, as used in GDAL through 3.0.1 and other products, has an integer overflow that potentially causes a heap-based buffer overflow via a crafted RGBA image, related to a "Negative-size-param" condition.

References

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16443

https://github.com/OSGeo/gdal/commit/21674033ee246f698887604c7af7ba1962a40ddf

https://gitlab.com/libtiff/libtiff/commit/4bb584a35f87af42d6cf09d15e9ce8909a839145

https://lists.debian.org/debian-lts-announce/2019/11/msg00027.html

https://seclists.org/bugtraq/2020/Jan/32

https://www.debian.org/security/2020/dsa-4608

Details

Source: MITRE

Published: 2019-10-14

Updated: 2020-01-22

Type: CWE-190

Risk Information

CVSS v2.0

Base Score: 6.8

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

Impact Score: 6.4

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3.0

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 2.8

Severity: HIGH