CVE-2019-5282 Use after free in Emily-AL00A, Emily-TL00B, Emily-L09C, Emily-L29C

High 7.8 Published 13 Nov 2019 Updated 4 Aug 2024

A double free vulnerability in the Bastet module allows attackers to execute malicious code by tricking users into installing a malicious application.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Local or same network only
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2019-5282?

CVE-2019-5282 is a high-severity use after free vulnerability in Emily-AL00A, Emily-TL00B, Emily-L09C, Emily-L29C, published on 13 Nov 2019. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Bastet module of some Huawei smartphones with Versions earlier than Emily-AL00A 9.0.0.182(C00E82R1P21), Versions earlier than Emily-TL00B 9.0.0.182(C01E82R1P21), Versions earlier than Emily-L09C 9.0.0.203(C432E7R1P11), Versions earlier than Emily-L29C 9.0.0.203(C432E7R1P11), Versions earlier than Emily-L29C 9.0.0.202(C185E2R1P12) have a double free vulnerability. An attacker tricks the user into installing a malicious application, which frees on the same memory address twice. Successful exploit could result in malicious code execution.

Weakness: CWE-415

Which versions are affected by CVE-2019-5282?

It affects 7 products.

Products include Huawei Emily-Al00a Firmware, Huawei Emily-L09c Firmware, Huawei Emily-L29c Firmware, Huawei Emily-Tl00b Firmware, Huawei Hima-L09ca Firmware, Huawei Hima-L29c Firmware and 1 more.

How do I fix CVE-2019-5282?

No fix has been published for CVE-2019-5282 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2019-5282 being exploited?

There is no known exploitation of CVE-2019-5282 in the wild and no public exploit code.

Sources

Also known as GHSA-38wh-jw2h-h2f5.