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.
Metrics
CVSS 3.1 7.8/10
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| — | — | — |
| Red Hat | Red Hat Enterprise Linux 6 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 7 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 8 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
| Red Hat | Red Hat Enterprise Linux 9 | — |
References
- https://access.redhat.com/security/cve/CVE-2024-0582Third Party Advisory
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2504Issue Tracking, Mailing List
- https://bugzilla.redhat.com/show_bug.cgi?id=2254050Issue Tracking, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c392cbecd8eca4c53f2bf508731257d9d0a21c2dMailing List, Patch
- 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 Tracking, Mailing List
- https://bugzilla.redhat.com/show_bug.cgi?id=2254050Issue Tracking, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c392cbecd8eca4c53f2bf508731257d9d0a21c2dMailing List, Patch
Timeline
- Published
- Jan 16, 2024
- Last modified
- Nov 4, 2026
- NVD status
- Modified