TianoCore EDK2 up to edk2-stable202502 integer overflow

Summaryinfo

A vulnerability identified as problematic has been detected in TianoCore EDK2 up to edk2-stable202502. This affects an unknown function. This manipulation causes integer overflow. This vulnerability is handled as CVE-2025-2295. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability classified as problematic was found in TianoCore EDK2 up to edk2-stable202502. Affected by this vulnerability is some unknown functionality. The manipulation with an unknown input leads to a integer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect integrity, and availability. The summary by CVE is:

EDK2 contains a vulnerability in BIOS where a user may cause an Integer Overflow or Wraparound by network means. A successful exploitation of this vulnerability may lead to denial of service.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2025-2295 since 03/13/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation needs additional levels of successful authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 234516 (Amazon Linux 2 : edk2 (ALAS-2025-2824)), which helps to determine the existence of the flaw in a target environment.

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

The vulnerability is also documented in the vulnerability database at Tenable (234516). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• TianoCore

Name

• EDK2

Version

• edk2-stable202502

Website

• Product: https://github.com/tianocore/edk2/

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

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