CVE-2023-33203
MEDIUMCVSS 6.4/10EPSS 0.36%
Last modified
CVE-2023-33203 is a medium-severity vulnerability rated 6.4/10 on the CVSS scale. The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.
Description
The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.
Metrics
CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.2.9 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux | 9.0 |
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2192667Not Applicable
- https://bugzilla.suse.com/show_bug.cgi?id=1210685Issue Tracking, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9Mailing List, Release Notes
- https://bugzilla.redhat.com/show_bug.cgi?id=2192667Not Applicable
- https://bugzilla.suse.com/show_bug.cgi?id=1210685Issue Tracking, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.9Mailing List, Release Notes
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-33203?
The Linux kernel before 6.2.9 has a race condition and resultant use-after-free in drivers/net/ethernet/qualcomm/emac/emac.c if a physically proximate attacker unplugs an emac based device.
How severe is CVE-2023-33203?
CVE-2023-33203 has a CVSS score of 6.4/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2023-33203?
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-2023-33203?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST