CVE-2023-54042
HIGHCVSS 7.8/10EPSS 0.16%
Last modified
CVE-2023-54042 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix VAS mm use after free The refcount on mm is dropped before the coprocessor is detached.. EPSS estimates a 0.16% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix VAS mm use after free The refcount on mm is dropped before the coprocessor is detached.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | >= 7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85, < f7d92313002b2d543500cc417d8079aaed1fb0a8; >= 7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85, < 4e82f92c349ea603736ade1e814861c0182a55ad; >= 7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85, < db8657fdd53c5e3069149d7f957cb60e63027bb2; >= 7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85, < 421cd1544480f2458042fe7f4913a2069c4d7251; >= 7bc6f71bdff5f8921e324da0a8fad6f4e2e63a85, < b4bda59b47879cce38a6ec5a01cd3cac702b5331 |
| Linux | Linux | 5.14 |
References
Timeline
- Published
- Last Modified
- Status
- Deferred
Frequently Asked Questions
What is CVE-2023-54042?
In the Linux kernel, the following vulnerability has been resolved:
powerpc/64s: Fix VAS mm use after free
The refcount on mm is dropped before the coprocessor is detached.
How severe is CVE-2023-54042?
CVE-2023-54042 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.16% probability of exploitation in the next 30 days.
How do I fix CVE-2023-54042?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2023-54042?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST