CVE-2024-55884

Description

In the Mullvad VPN client 2024.6 (Desktop), 2024.8 (iOS), and 2024.8-beta1 (Android), the exception-handling alternate stack can be exhausted, leading to heap-based out-of-bounds writes in enable() in exception_logging/unix.rs, aka MLLVD-CR-24-01. NOTE: achieving code execution is considered non-trivial.

Category

9.0
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.17%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://x41-dsec.de/news/2024/12/11/mullvad/
https://news.ycombinator.com/item?id=42390768
https://github.com/mullvad/mullvadvpn-app/commit/ef6c862071b26023802b00d6e1dc6ca53d1ab3e6

Frequently Asked Questions

What is the severity of CVE-2024-55884?
CVE-2024-55884 has been scored as a critical severity vulnerability.
How to fix CVE-2024-55884?
To fix CVE-2024-55884, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-55884 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-55884 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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