CVE-2019-7663
medium
CVSS v3
—
CVSS v2
—
VIR risk
5.5
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-7663
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-7663.html
Vendor advisory: arch — https://security.archlinux.org/ASA-201911-13
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.1.0-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 4.0.10-4 |
| debian | bullseye | fixed | 4.0.10-4 |
| debian | forky | fixed | 4.0.10-4 |
| debian | sid | fixed | 4.0.10-4 |
| debian | trixie | fixed | 4.0.10-4 |
References
Verify integrity in audit chain (admin only). AS-IS.