embedded-graphics up to 0.8.2 src/image/image_raw.rs ImageRaw::draw_sub_image width integer overflow

Summaryinfo

A vulnerability has been found in embedded-graphics up to 0.8.2 and classified as critical. This vulnerability affects the function ImageRaw::draw_sub_image of the file src/image/image_raw.rs. The manipulation of the argument width leads to integer overflow. This vulnerability is referenced as CVE-2026-90593. Remote exploitation of the attack is possible. No exploit is available. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability, which was classified as critical, has been found in embedded-graphics up to 0.8.2. This issue affects the function ImageRaw::draw_sub_image of the file src/image/image_raw.rs. The manipulation of the argument width with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is confidentiality, integrity, and availability.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2026-90593. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/12/2026).

The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• embedded-graphics

Version

• 0.8.0
• 0.8.1
• 0.8.2

Website

• Product: https://github.com/embedded-graphics/embedded-graphics/

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Accepted

• Submit #913787: embedded-graphics <= 0.8.1 Buffer Overflow (by Default01)

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