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CVE-2023-2156

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Date: May 8, 2023

A flaw was found in the networking subsystem of the Linux kernel within the handling of the RPL protocol. This issue results from the lack of proper handling of user-supplied data, which can lead to an assertion failure. This may allow an unauthenticated remote attacker to create a denial of service condition on the system.

Language: C

Severity Score

Related Resources (13)

https://nvd.nist.gov/vuln/detail/CVE-2023-2156
https://bugzilla.redhat.com/show_bug.cgi?id=2196292
http://www.openwall.com/lists/oss-security/2023/05/17/8
https://www.debian.org/security/2023/dsa-5453
http://www.openwall.com/lists/oss-security/2023/05/17/9
https://lists.debian.org/debian-lts-announce/2023/08/msg00001.html
https://access.redhat.com/security/cve/CVE-2023-2156
http://www.openwall.com/lists/oss-security/2023/05/19/1
https://security.netapp.com/advisory/ntap-20230622-0001/
https://www.zerodayinitiative.com/advisories/ZDI-23-547/
http://www.openwall.com/lists/oss-security/2023/05/18/1
https://www.debian.org/security/2023/dsa-5448
https://www.mend.io/vulnerability-database/CVE-2023-2156

Severity Score

Weakness Type (CWE)

Reachable Assertion

CWE-617

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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