NULL pointer dereference in Unicorn-Engine Unicorn Engine
CVE-2022-29694
Unicorn Engine v2.0.0-rc7 and below was discovered to contain a NULL pointer dereference via qemu_ram_free.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.019 (79.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 79.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000
Affected products
- Unicorn-Engine Unicorn Engine — versions 2.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/unicorn-engine/unicorn/issues/1588 (Exploit, Third Party Advisory, Issue Tracking)
- violentbinary.github.io/posts/2-simple-analysis-of-software-virtualization-of-m… (Technical Description, Exploit, Third Party Advisory)
- github.com/unicorn-engine/unicorn/commit/3d3deac5e6d38602b689c4fef5dac004f07a2e… (Patch, Third Party Advisory)
- github.com/unicorn-engine/unicorn/pull/1593/commits/6a879a082d4d67a5d13f1233ae0… (Patch, Third Party Advisory)
- github.com/unicorn-engine/unicorn/pull/1593/commits/31389e59457f304be3809f9679f… (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-29694?
- CVE-2022-29694 is a high-severity vulnerability in Unicorn-Engine Unicorn Engine, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2022-06-02.
- How severe is CVE-2022-29694?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2022-29694 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.