CVEvulnerability
CVE-2023-1838
7.1 HIGH
Official page ↗
- Status
- Modified
- Published
- 2023-04-05
- Last modified
- 2026-10-08
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- Weaknesses
- CWE-416
Description
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.
Affected configurations
• linux linux kernel (>= 4.13 < 4.14.317)
• linux linux kernel (>= 4.15 < 4.19.245)
• linux linux kernel (>= 4.20 < 5.4.196)
• linux linux kernel (>= 5.5 < 5.10.118)
• linux linux kernel (>= 5.11 < 5.15.42)
• linux linux kernel (>= 5.16 < 5.17.10)
• netapp h300s
• netapp h410c
• netapp h410s
• netapp h500s
• netapp h700s
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://lore.kernel.org/netdev/20220516084213.26854-1-jasowang%40redhat.com/T/ Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230517-0003/ Third Party Advisory, VDB Entry
- https://lore.kernel.org/netdev/20220516084213.26854-1-jasowang%40redhat.com/T/ Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230517-0003/ Third Party Advisory, VDB Entry