Kernel: dccp: conntrack out-of-bounds read in nf_conntrack_dccp_packet()
CVE-2023-39197

4MEDIUM

Key Information:

Vendor

Red Hat
Status
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Vendor
CVE Published:
23 January 2024

What is CVE-2023-39197?

An out-of-bounds read flaw has been identified in the Netfilter Connection Tracking (conntrack) component of the Linux kernel. This vulnerability permits a remote user to potentially disclose sensitive information through the DCCP protocol. Employing improper validation within the connection tracking mechanism creates a risk that malicious actors can exploit, leading to unauthorized data exposure.

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References

https://access.redhat.com/security/cve/CVE-2023-39197
vdb-entryx_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2218342
issue-trackingx_refsource_REDHAT

CVSS V3.1

Score:
4
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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