Kernel: refcount leak in ctnetlink_create_conntrack()
CVE-2023-7192
4.4MEDIUM
Key Information:
Summary
A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.
Affected Version(s)
Red Hat Enterprise Linux 8.2 Advanced Update Support 0:4.18.0-193.133.1.el8_2
Red Hat Enterprise Linux 8.2 Telecommunications Update Service 0:4.18.0-193.133.1.rt13.184.el8_2
Red Hat Enterprise Linux 8.2 Telecommunications Update Service 0:4.18.0-193.133.1.el8_2
References
CVSS V3.1
Score:
4.4
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved
Collectors
NVD DatabaseMitre Database