CVE-2017-9815
medium
CVSS v3
6.5
CVSS v2
4.3
VIR risk
6.5
Description
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2017-9815
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2017-9815.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| ubuntu | 14.04 | affected | |
| ubuntu | 16.04 | affected | |
| debian | bookworm | fixed | 4.0.8-1 |
| debian | bullseye | fixed | 4.0.8-1 |
| debian | forky | fixed | 4.0.8-1 |
| debian | sid | fixed | 4.0.8-1 |
| debian | trixie | fixed | 4.0.8-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| libtiff | libtiff | 4.0.7 | |
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2682
- http://somevulnsofadlab.blogspot.jp/2017/06/libtiffmemory-leak-in-tiffmalloc.html
- http://www.securityfocus.com/bid/99235
- https://usn.ubuntu.com/3602-1/
- https://www.suse.com/security/cve/CVE-2017-9815.html
- https://security-tracker.debian.org/tracker/CVE-2017-9815
CWEs
CWE-772
Verify integrity in audit chain (admin only). AS-IS.