CVE-2023-5178
HIGH severity · CVSS 8.8 · Use-after-free
8.8CVSS HIGH
Summary
A use-after-free vulnerability was found in drivers/nvme/target/tcp.c` in `nvmet_tcp_free_crypto` due to a logical bug in the NVMe/TCP subsystem in the Linux kernel. This issue may allow a malicious user to cause a use-after-free and double-free problem, which may permit remote code execution or lead to local privilege escalation.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)10%
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (2)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://access.redhat.com/errata/RHSA-2023:7370Advisory
- https://access.redhat.com/errata/RHSA-2023:7379Advisory
- https://access.redhat.com/errata/RHSA-2023:7418Advisory
- https://access.redhat.com/errata/RHSA-2023:7548Advisory
- https://access.redhat.com/errata/RHSA-2023:7549Advisory
- https://access.redhat.com/errata/RHSA-2023:7551Advisory
- https://access.redhat.com/errata/RHSA-2023:7554Advisory
- https://access.redhat.com/errata/RHSA-2023:7557Advisory