CVE-2023-39197

Kernel: dccp: conntrack out-of-bounds read in nf_conntrack_dccp_packet()

Description

An out-of-bounds read vulnerability was found in Netfilter Connection Tracking (conntrack) in the Linux kernel. This flaw allows a remote user to disclose sensitive information via the DCCP protocol.

Category

4.0
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Third-Party Advisory redhat.com Third-Party Advisory redhat.com
Affected: Red Hat Red Hat Enterprise Linux 6
Affected: Red Hat Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Enterprise Linux 7
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 8
Affected: Red Hat Red Hat Enterprise Linux 9
Affected: Red Hat Red Hat Enterprise Linux 9
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/security/cve/CVE-2023-39197 third party advisory vdb entry
https://bugzilla.redhat.com/show_bug.cgi?id=2218342 third party advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2023-39197?
CVE-2023-39197 has been scored as a medium severity vulnerability.
How to fix CVE-2023-39197?
To fix CVE-2023-39197, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-39197 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-39197 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-39197?
CVE-2023-39197 affects Red Hat Red Hat Enterprise Linux 6, Red Hat Red Hat Enterprise Linux 7, Red Hat Red Hat Enterprise Linux 7, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 8, Red Hat Red Hat Enterprise Linux 9, Red Hat Red Hat Enterprise Linux 9.
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