CVE-2022-29694

Public Exploit

Description

Unicorn Engine v2.0.0-rc7 and below was discovered to contain a NULL pointer dereference via qemu_ram_free.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.51%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.io
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/unicorn-engine/unicorn/issues/1588 third party advisory issue tracking exploit
https://violentbinary.github.io/posts/2-simple-analysis-of-software-virtualization-of-memory-in-unicorn-engine/ third party advisory exploit technical description
https://github.com/unicorn-engine/unicorn/commit/3d3deac5e6d38602b689c4fef5dac004f07a2e63 third party advisory patch
https://github.com/unicorn-engine/unicorn/pull/1593/commits/6a879a082d4d67a5d13f1233ae0334cde0a7f844 third party advisory patch
https://github.com/unicorn-engine/unicorn/pull/1593/commits/31389e59457f304be3809f9679f91a42daa7ebaa third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-29694?
CVE-2022-29694 has been scored as a high severity vulnerability.
How to fix CVE-2022-29694?
To fix CVE-2022-29694, 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-2022-29694 being actively exploited in the wild?
It is possible that CVE-2022-29694 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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