CVE-2018-7456
Description
A NULL Pointer Dereference occurs in the function TIFFPrintDirectory in tif_print.c in LibTIFF 3.9.3, 3.9.4, 3.9.5, 3.9.6, 3.9.7, 4.0.0alpha4, 4.0.0alpha5, 4.0.0alpha6, 4.0.0beta7, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.0.4, 4.0.4beta, 4.0.5, 4.0.6, 4.0.7, 4.0.8 and 4.0.9 when using the tiffinfo tool to print crafted TIFF information, a different vulnerability than CVE-2017-18013. (This affects an earlier part of the TIFFPrintDirectory function that was not addressed by the CVE-2017-18013 patch.)
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-7456
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-7456.html
Vendor advisory: arch — https://security.archlinux.org/ASA-201811-18
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.0.9-2 | |
| sles | affected | | |
| debian | bookworm | fixed | 4.0.9-5 |
| debian | bullseye | fixed | 4.0.9-5 |
| debian | forky | fixed | 4.0.9-5 |
| debian | sid | fixed | 4.0.9-5 |
| debian | trixie | fixed | 4.0.9-5 |
References
Verify integrity in audit chain (admin only). AS-IS.