libimageworsener.a in ImageWorsener before 1.3.1 has left shift cannot be represented in type int undefined behavior issues, which might allow remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted image, related to imagew-bmp.c and imagew-util.c.
Weakness
The product performs a calculation that generates incorrect or unintended results that are later used in security-critical decisions or resource management.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Imageworsener | Entropymine | * | 1.3.0 (including) |
Potential Mitigations
- Use languages, libraries, or frameworks that make it easier to handle numbers without unexpected consequences.
- Examples include safe integer handling packages such as SafeInt (C++) or IntegerLib (C or C++).
- Use languages, libraries, or frameworks that make it easier to handle numbers without unexpected consequences.
- Examples include safe integer handling packages such as SafeInt (C++) or IntegerLib (C or C++).
Related Attack Patterns
References
- https://blogs.gentoo.org/ago/2017/04/27/imageworsener-two-left-shift/
- https://github.com/jsummers/imageworsener/commit/a00183107d4b84bc8a714290e824ca9c68dac738
- https://security.gentoo.org/glsa/201706-06
- https://blogs.gentoo.org/ago/2017/04/27/imageworsener-two-left-shift/
- https://github.com/jsummers/imageworsener/commit/a00183107d4b84bc8a714290e824ca9c68dac738
- https://security.gentoo.org/glsa/201706-06