Home/CVE/A null pointer dereference flaw was found in the Linux kernel's DECnet networking protocol. This issue could allow a rem
CVE

CVE-2023-3338

A null pointer dereference flaw was found in the Linux kernel's DECnet networking protocol. This issue could allow a rem

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.

MEDIUM · CVSS 6.5 EPSS 0.07717
Monitor
  • EPSS percentile: top 8% of all CVEs by exploitation likelihood
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

3
linux kernel< 6.5
netapp active iq unified managerall versions
debian linuxall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD30 Jun 2023 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

9
msrcCVE-2023-3338
usnUSN-6445-2
usnUSN-6445-1
usnUSN-6416-3
usnUSN-6416-2
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/security/cve/CVE-2023-3338Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2218618Issue Tracking
https://lists.debian.org/debian-lts-announce/2023/07/msg00030.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing ListThird Party Advisory
https://seclists.org/oss-sec/2023/q2/276ExploitMailing ListThird Party Advisory
https://security.netapp.com/advisory/ntap-20230824-0005/Third Party Advisory
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