coders/tiff.c in ImageMagick before 7.0.3.7 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) via a crafted image.
Weakness
The product dereferences a pointer that it expects to be valid but is NULL.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Imagemagick | Imagemagick | * | 6.9.6-5 (excluding) |
| Imagemagick | Imagemagick | 7.0.0-0 (including) | 7.0.3-7 (excluding) |
| Imagemagick | Ubuntu | esm-infra-legacy/trusty | * |
| Imagemagick | Ubuntu | esm-infra/xenial | * |
| Imagemagick | Ubuntu | precise | * |
| Imagemagick | Ubuntu | trusty | * |
| Imagemagick | Ubuntu | trusty/esm | * |
| Imagemagick | Ubuntu | upstream | * |
| Imagemagick | Ubuntu | xenial | * |
| Imagemagick | Ubuntu | yakkety | * |
Potential Mitigations
References
- http://www.debian.org/security/2016/dsa-3726
- http://www.openwall.com/lists/oss-security/2016/11/19/7
- http://www.openwall.com/lists/oss-security/2016/11/23/4
- http://www.securityfocus.com/bid/94489
- https://blogs.gentoo.org/ago/2016/11/19/imagemagick-null-pointer-must-never-be-null-tiff-c/
- https://github.com/ImageMagick/ImageMagick/commit/b61d35eaccc0a7ddeff8a1c3abfcd0a43ccf210b
- https://github.com/ImageMagick/ImageMagick/issues/298
- http://www.debian.org/security/2016/dsa-3726
- http://www.openwall.com/lists/oss-security/2016/11/19/7
- http://www.openwall.com/lists/oss-security/2016/11/23/4
- http://www.securityfocus.com/bid/94489
- https://blogs.gentoo.org/ago/2016/11/19/imagemagick-null-pointer-must-never-be-null-tiff-c/
- https://github.com/ImageMagick/ImageMagick/commit/b61d35eaccc0a7ddeff8a1c3abfcd0a43ccf210b
- https://github.com/ImageMagick/ImageMagick/issues/298