CVE-2022-49331
MEDIUMCVSS 5.5/10EPSS 0.25%
Last modified
CVE-2022-49331 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling Error paths do not free previously allocated memory. Add devm_kfree() to those failure paths.. EPSS estimates a 0.25% chance of exploitation in the next 30 days.
Description
In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling Error paths do not free previously allocated memory. Add devm_kfree() to those failure paths.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | >= 4.0, < 4.9.318 | — |
| Linux | Linux Kernel | >= 4.10, < 4.14.283 | — |
| Linux | Linux Kernel | >= 4.15, < 4.19.247 | — |
| Linux | Linux Kernel | >= 4.20, < 5.4.198 | — |
| Linux | Linux Kernel | >= 5.5, < 5.10.122 | — |
| Linux | Linux Kernel | >= 5.11, < 5.15.47 | — |
| Linux | Linux Kernel | >= 5.16, < 5.17.15 | — |
| Linux | Linux Kernel | >= 5.18, < 5.18.4 | — |
| Linux | Linux Kernel | 5.19 | Rc1 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-49331?
In the Linux kernel, the following vulnerability has been resolved:
nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling
Error paths do not free previously allocated memory. Add devm_kfree() to
those failure paths.
How severe is CVE-2022-49331?
CVE-2022-49331 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.25% probability of exploitation in the next 30 days.
How do I fix CVE-2022-49331?
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-2022-49331?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST