Use After Free in Linux Linux_kernel
CVE-2023-5178
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 doubl…
Vulnerability class: Use-After-Free
EPSS: 0.091 (94.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Netapp Active_iq_unified_manager
- Netapp Solidfire_\&_hci_management_node
- Netapp Solidfire_\&_hci_storage_node
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:4.18.0-513.9.1.rt7.311.el8_9, 0:4.18.0-513.9.1.el8_9
- Red Hat Enterprise Linux 8.2 Advanced Update Support — versions 0:4.18.0-193.128.1.el8_2
- Red Hat Enterprise Linux 8.2 Telecommunications Update Service — versions 0:4.18.0-193.128.1.rt13.179.el8_2, 0:4.18.0-193.128.1.el8_2
- Red Hat Enterprise Linux 8.2 Update Services For Sap Solutions — versions 0:4.18.0-193.128.1.el8_2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-5178?
- CVE-2023-5178 is a high-severity vulnerability in Linux Linux_kernel, classified under Use After Free. CVSS score: 8.8/10. Published 2023-11-01.
- How severe is CVE-2023-5178?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-5178 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.