CVE-2019-7663
Medium
Description
An Invalid Address dereference was discovered in TIFFWriteDirectoryTagTransferfunction in libtiff/tif_dirwrite.c in LibTIFF 4.0.10, affecting the cpSeparateBufToContigBuf function in tiffcp.c. Remote attackers could leverage this vulnerability to cause a denial-of-service via a crafted tiff file. This is different from CVE-2018-12900.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Libtiff
PublishedFeb 9, 2019
First seenFeb 9, 2019
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| libtiff libtiff | 4.0.10 | — |
| debian debian_linux | 8.0 | — |
| canonical ubuntu_linux | 12.04, 14.04, 16.04, 18.04, 18.10 | — |
| opensuse leap | 15.0 | — |
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