Vulnerability Description
A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local user to crash or potentially escalate their privileges on the system.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.4, < 6.6.5 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2024-0582Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2504Issue TrackingMailing List
- https://bugzilla.redhat.com/show_bug.cgi?id=2254050Issue TrackingPatchThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3Mailing ListPatch
- http://www.openwall.com/lists/oss-security/2024/04/24/3
- https://access.redhat.com/security/cve/CVE-2024-0582Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2504Issue TrackingMailing List
- https://bugzilla.redhat.com/show_bug.cgi?id=2254050Issue TrackingPatchThird Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c3Mailing ListPatch
FAQ
What is CVE-2024-0582?
CVE-2024-0582 is a vulnerability with a CVSS score of 7.8 (HIGH). A memory leak flaw was found in the Linux kernel’s io_uring functionality in how a user registers a buffer ring with IORING_REGISTER_PBUF_RING, mmap() it, and then frees it. This flaw allows a local u...
How severe is CVE-2024-0582?
CVE-2024-0582 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-0582?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.