CVE-2023-3338
Crash due to a null pointer dereference in the dn_nsp_send function
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
A null pointer dereference flaw was found in the Linux kernel's DECnet networking protocol. This issue could allow a remote user to crash the system.
| CWE | CWE-476 |
| Vendor | n/a |
| Product | kernel |
| Published | Jun 30, 2023 |
| Last Updated | Mar 5, 2025 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
n/a / kernel
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Fedora / Fedora
All versions affected References
access.redhat.com: https://access.redhat.com/security/cve/CVE-2023-3338 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2218618 lists.debian.org: https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html lists.debian.org: https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html seclists.org: https://seclists.org/oss-sec/2023/q2/276 security.netapp.com: https://security.netapp.com/advisory/ntap-20230824-0005/ debian.org: https://www.debian.org/security/2023/dsa-5480
Credits
Red Hat would like to thank Davide Ornaghi (Betrusted Srl) for reporting this issue.