SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

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.

HIGH 8.8EPSS 9.14%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (9.14%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.1
8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
9.14% probability · 95th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
linux/linux kernel · redhat/enterprise linux · netapp/active iq unified manager · netapp/solidfire \& hci management node · netapp/solidfire \& hci storage node
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.