CVE-2023-2598: Use After Free
Published Jun 1, 2023
·Updated
A flaw was found in the fixed buffer registration code for iouring (iosqebufferregister in iouring/rsrc.c) in the Linux kernel that allows out-of-bounds access to physical memory beyond the end of the buffer. This flaw enables full local privilege escalation.
Affected Software
6 affected components
Linux Linux kernel>=6.3<6.3.2
NetApp Hci Baseboard Management Controller=h300s
NetApp Hci Baseboard Management Controller=h410c
NetApp Hci Baseboard Management Controller=h410s
NetApp Hci Baseboard Management Controller=h500s
NetApp Hci Baseboard Management Controller=h700s
Event History
Jun 1, 2023
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
01:15 AM
Description
Data Sourced
via NVD·01:15 AM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the vulnerability ID of this flaw?
The vulnerability ID of this flaw is CVE-2023-2598.
2
What is the severity level of CVE-2023-2598?
The severity level of CVE-2023-2598 is high (7.8).
3
Which software is affected by CVE-2023-2598?
The Linux Kernel and Netapp HCI Baseboard Management Controller (h300s, h410c, h410s, h500s, h700s) are affected by CVE-2023-2598.
4
What is the impact of CVE-2023-2598?
CVE-2023-2598 allows for full local privilege escalation.
5
Are there any references for CVE-2023-2598?
Yes, there are references available for CVE-2023-2598: https://www.openwall.com/lists/oss-security/2023/05/08/3 and https://security.netapp.com/advisory/ntap-20230703-0006/