CVE-2023-7192
MediumA 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.
CVSS 3.1 score
4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Weakness type
CWE-401CVE-2023-7192 is a Memory Leak vulnerability
What is Memory Leak?
The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE
References
The following references provide additional information about CVE-2023-7192 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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Third Party Advisory
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PatchKernel patch commithttps://bugzilla.redhat.com/show_bug.cgi?id=2256279
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PatchKernel patch commithttps://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=ac4893980bbe79ce383daf9a0885666a30fe4c83
Frequently asked questions
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What is CVE-2023-7192?
CVE-2023-7192 is a Medium severity Linux kernel vulnerability with a CVSS score of 4.4 out of 10 , classified as a Memory Leak flaw (CWE-401) . CVE-2023-7192 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2023-7192?
CVE-2023-7192 has a CVSS score of 4.4 out of 10, rated Medium severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H. -
Is there a patch available for CVE-2023-7192?
No patch is currently available for CVE-2023-7192. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
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Is CVE-2023-7192 actively exploited?
No — CVE-2023-7192 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
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What is Memory Leak (CWE-401)?
The product does not release memory after use, causing gradual resource exhaustion. View CWE-401 on MITRE CWE →