CVE-2023-0394

MEDIUMNVD 5.55.5—

5.5

A NULL pointer dereference flaw was found in rawv6_push_pending_frames in net/ipv6/raw.c in the network subcomponent in the Linux kernel. This flaw causes the system to crash.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 7.3%
KEV: Not listed

Published

January 26, 2023

Last Modified

March 31, 2025

References (8)

secalert@redhathttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cb3e9864cdbe35ff6378966660edbcbac955fe17
secalert@redhathttps://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
secalert@redhathttps://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
secalert@redhathttps://security.netapp.com/advisory/ntap-20230302-0005/
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cb3e9864cdbe35ff6378966660edbcbac955fe17
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/03/msg00000.html
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2023/05/msg00006.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230302-0005/

Patch Availability(30)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-image-gcp-edge (5.4.0.1101.77) @ bionic	2026-05-25	ubuntu
ubuntu	linux-tools-raspi-hwe-18.04-edge (5.4.0.1081.78) @ bionic	2026-05-25	ubuntu
ubuntu	linux-tools-4.4.0-1155-aws (4.4.0-1155.170) @ xenial	2026-05-25	ubuntu
ubuntu	linux-image-lowlatency (4.15.0.208.191) @ bionic	2026-05-25	ubuntu
ubuntu	linux-headers-bluefield (5.4.0.1059.54) @ focal	2026-05-25	ubuntu
ubuntu	linux-image-gcp-lts-18.04 (4.15.0.1147.161) @ bionic	2026-05-25	ubuntu
ubuntu	linux-gcp (4.15.0.1147.137) @ xenial	2026-05-25	ubuntu
ubuntu	linux-tools-4.15.0-208-generic (4.15.0-208.219~16.04.1) @ xenial	2026-05-25	ubuntu
ubuntu	linux-modules-extra-5.4.0-1045-ibm (5.4.0-1045.50) @ focal	2026-05-25	ubuntu
ubuntu	linux-headers-azure-edge (4.15.0.1162.146) @ xenial	2026-05-25	ubuntu
ubuntu	linux-buildinfo-6.1.0-1008-oem (6.1.0-1008.8) @ jammy	2026-05-25	ubuntu
ubuntu	linux-oem-22.04a (5.17.0.1029.27) @ jammy	2026-05-25	ubuntu
ubuntu	linux-image-4.4.0-1117-aws (4.4.0-1117.123) @ trusty	2026-05-25	ubuntu
ubuntu	linux-tools-4.4.0-239-lowlatency (4.4.0-239.273) @ xenial	2026-05-25	ubuntu
ubuntu	linux-modules-5.15.0-1028-ibm (5.15.0-1028.31) @ jammy	2026-05-25	ubuntu
ubuntu	linux-snapdragon-headers-4.15.0-1148 (4.15.0-1148.158) @ bionic	2026-05-25	ubuntu
ubuntu	linux-tools-intel-iotg (5.15.0.1028.27) @ jammy	2026-05-25	ubuntu
ubuntu	linux-ibm-cloud-tools-common (5.19.0-1022.24) @ kinetic	2026-05-25	ubuntu
ubuntu	linux-headers-generic-64k-hwe-20.04-edge (5.15.0.70.77~20.04.31) @ focal	2026-05-25	ubuntu
ubuntu	linux-buildinfo-5.19.0-1024-gcp (5.19.0-1024.26) @ kinetic	2026-05-25	ubuntu
ubuntu	linux-image-5.15.0-1030-intel-iotg (5.15.0-1030.35~20.04.1) @ focal	2026-05-25	ubuntu
ubuntu	linux-image-lowlatency (5.19.0.1024.20) @ kinetic	2026-05-25	ubuntu
ubuntu	linux-image-virtual-hwe-18.04-edge (5.4.0.144.142) @ focal	2026-05-25	ubuntu
ubuntu	linux-image-azure (4.15.0.1162.128) @ trusty	2026-05-25	ubuntu
ubuntu	linux-image-azure-lts-18.04 (4.15.0.1162.130) @ bionic	2026-05-25	ubuntu
redhat	kernel-0:4.18.0-372.87.1.el8_6	2024-01-25	redhat
redhat	kernel-rt-0:4.18.0-477.10.1.rt7.274.el8_8	2023-05-16	redhat
redhat	kernel-0:4.18.0-477.10.1.el8_8	2023-05-16	redhat
redhat	kernel-0:5.14.0-284.11.1.el9_2	2023-05-09	redhat
redhat	kernel-rt-0:5.14.0-284.11.1.rt14.296.el9_2	2023-05-09	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-476NULL Pointer Dereference

All Vendor Advisories

(25)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 22:46 UTCepss_batch
2026-06-05 22:46 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2023-0394?

CVE-2023-0394 is a medium vulnerability published on January 26, 2023. A NULL pointer dereference flaw was found in rawv6pushpending_frames in net/ipv6/raw.c in the network subcomponent in the Linux kernel. This flaw causes the system to crash.

When was CVE-2023-0394 disclosed?

CVE-2023-0394 was first published in the National Vulnerability Database on January 26, 2023, with the most recent update on March 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-0394 actively exploited?

CVE-2023-0394 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-0394?

CVE-2023-0394 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2023-0394?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-0394, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-0394

Published

Last Modified

References (8)

Patch Availability(30)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0394?

Same vendor

Same CWE

CVE-2023-0394

📅 Published

🔄 Last Modified

🔗 References (8)

Patch Availability(30)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0394?

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References (8)

Frequently asked(5)

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