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Suggest Exploit
vendor:
Sprite Creation
by:
Project Zero
7,5
CVSS
HIGH
Use-After-Free
416
CWE
Product Name: Sprite Creation
Affected Version From: N/A
Affected Version To: N/A
Patch Exists: Yes
Related CWE: N/A
CPE: N/A
Metasploit: N/A
Other Scripts: N/A
Tags: N/A
CVSS Metrics: N/A
Nuclei References: N/A
Nuclei Metadata: N/A
Platforms Tested: N/A
2017

Sprite Creation Use-After-Free

There is a use-after-free in Sprite Creation. If a Sprite is created, and then the handler for the frameConstructed event triggers a remove object action, the Sprite is then used after it has been freed.

Mitigation:

Avoid using the remove object action when creating a Sprite.
Source

Exploit-DB raw data:

Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=718

There is a use-after-free in Sprite Creation. If a Sprite is created, and then the handler for the frameConstructed event triggers a remove object action, the Sprite is then used after it has been freed.

A sample swf is attached.


Proof of Concept:
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/39610.zip