CVE-2023-1476
Kpatch: mm/mremap.c: incomplete fix for cve-2022-41222
CVSS Score
7.0
EPSS Score
0.0%
EPSS Percentile
0th
A use-after-free flaw was found in the Linux kernel’s mm/mremap memory address space accounting source code. This issue occurs due to a race condition between rmap walk and mremap, allowing a local user to crash the system or potentially escalate their privileges on the system.
| CWE | CWE-416 |
| Vendor | red hat |
| Product | red hat enterprise linux 8 |
| Published | Nov 3, 2023 |
| Last Updated | Feb 27, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Red Hat / Red Hat Enterprise Linux 8
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2023:1659 access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-1476 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2176035 git.kernel.org: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=97113eb39fa7972722ff490b947d8af023e1f6a2