CVE-2024-0340
Last modified
CVE-2024-0340 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file.. EPSS estimates a 0.24% chance of exploitation in the next 30 days.
Description
A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | < 6.4 | — |
| Linux | Linux Kernel | 6.4 | Rc1 |
References
- https://access.redhat.com/security/cve/CVE-2024-0340Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2257406Issue Tracking, Patch, Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2024-0340Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2257406Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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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.
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