CVE-2023-1838

A use-after-free flaw was found in vhost_net_set_backend in drivers/vhost/net.c in virtio network subcomponent in the Linux kernel due to a double fget. This flaw could allow a local attacker to crash the system, and could even lead to a kernel information leak problem.

Score

CVSS 3.1 7.1 High

Status

Modified - secalert@redhat.com

Published

2023-04-05

Last modified

2026-10-08

Weaknesses

CWE-416

Affected products

• Linux Kernel (Linux)
• H300s (Netapp)
• H410c (Netapp)
• H410s (Netapp)
• H500s (Netapp)
• H700s (Netapp)

References

• https://lore.kernel.org/netdev/20220516084213.26854-1-jasowang%40redhat.com/T/
• https://security.netapp.com/advisory/ntap-20230517-0003/