CVE-2023-4611
Last modified
CVE-2023-4611 is a medium-severity vulnerability rated 6.3/10 on the CVSS scale. A use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is caused by a race between mbind() and VMA-locked page fault, and may allow a local attacker to crash the system or lead to a kernel information leak.. EPSS estimates a 0.26% chance of exploitation in the next 30 days.
Description
A use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is caused by a race between mbind() and VMA-locked page fault, and may allow a local attacker to crash the system or lead to a kernel information leak.
Metrics
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Linux | Linux Kernel | < 6.5 | — |
| Linux | Linux Kernel | 6.5 | Rc1 |
References
- https://access.redhat.com/security/cve/CVE-2023-4611Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2227244Issue Tracking, Patch, Third Party Advisory
- https://www.spinics.net/lists/stable-commits/msg310136.htmlMailing List, Patch
- https://access.redhat.com/security/cve/CVE-2023-4611Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2227244Issue Tracking, Patch, Third Party Advisory
- https://www.spinics.net/lists/stable-commits/msg310136.htmlMailing List, Patch
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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