Is CVE-2024-46742 in the CISA KEV catalog?

No. CVE-2024-46742 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-46742?

CVE-2024-46742 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2024-46742?

CVE-2024-46742 has an EPSS score of 0.24% (15th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-46742?

Upgrade linux on debian 12 to 6.1.135-1 or later. Fixes are available for 138 affected products.

CVE & CISA-KEV Catalog

CVE-2024-46742

MEDIUM

5.5

CVSS v3

NVD

Description

In the Linux kernel, the following vulnerability has been resolved: smb/server: fix potential null-ptr-deref of lease_ctx_info in smb2_open() null-ptr-deref will occur when (req_op_level == SMB2_OPLOCK_LEVEL_LEASE) and parse_lease_state() return NULL. Fix this by check if 'lease_ctx_info' is NULL. Additionally, remove the redundant parentheses in parse_durable_handle_context().

CWE-476NULL Pointer Dereference

How to fix

Remediation Available

linuxDebian

Fixed in:6.1.135-1CVE-2024-46742

Fixed in:6.10.11-1CVE-2024-46742

linuxUbuntu

Fixed in:5.15.0-144.157USN-7654-1

linux-awsUbuntu

Fixed in:5.15.0-1088.95USN-7654-1

linux-aws-5.15Ubuntu

Fixed in:5.15.0-1088.95~20.04.1USN-7654-1

linux-aws-fipsUbuntu

Fixed in:5.15.0-1088.95+fips1USN-7654-3

linux-azureUbuntu

Fixed in:5.15.0-1094.103USN-7711-1

linux-azure-5.15Ubuntu

Fixed in:5.15.0-1094.103~20.04.1USN-7712-2

linux-azure-fipsUbuntu

Fixed in:5.15.0-1094.103+fips1USN-7712-1

linux-fipsUbuntu

Fixed in:5.15.0-144.157+fips1USN-7654-3

linux-gcpUbuntu

Fixed in:5.15.0-1087.96USN-7654-1

linux-gcp-5.15Ubuntu

Fixed in:5.15.0-1087.96~20.04.2USN-7654-1

linux-gcp-fipsUbuntu

Fixed in:5.15.0-1087.96+fips1USN-7654-3

linux-gkeUbuntu

Fixed in:5.15.0-1085.91USN-7654-1

linux-gkeopUbuntu

Fixed in:5.15.0-1070.78USN-7654-1

linux-hwe-5.15Ubuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

linux-ibmUbuntu

Fixed in:5.15.0-1080.83USN-7654-1

linux-ibm-5.15Ubuntu

Fixed in:5.15.0-1080.83~20.04.1USN-7654-1

linux-image-5.15.0-1030-nvidia-tegra-igxUbuntu

Fixed in:5.15.0-1030.30USN-7654-1

linux-image-5.15.0-1030-nvidia-tegra-igx-rtUbuntu

Fixed in:5.15.0-1030.30USN-7654-1

linux-image-5.15.0-1041-nvidia-tegraUbuntu

Fixed in:5.15.0-1041.41~20.04.1USN-7654-1

Fixed in:5.15.0-1041.41USN-7654-1

linux-image-5.15.0-1041-nvidia-tegra-rtUbuntu

Fixed in:5.15.0-1041.41~20.04.1USN-7654-1

Fixed in:5.15.0-1041.41USN-7654-1

linux-image-5.15.0-1052-xilinx-zynqmpUbuntu

Fixed in:5.15.0-1052.56USN-7654-5

linux-image-5.15.0-1070-gkeopUbuntu

Fixed in:5.15.0-1070.78USN-7654-1

linux-image-5.15.0-1080-ibmUbuntu

Fixed in:5.15.0-1080.83~20.04.1USN-7654-1

Fixed in:5.15.0-1080.83USN-7654-1

linux-image-5.15.0-1081-intel-iot-realtimeUbuntu

Fixed in:5.15.0-1081.83USN-7654-2

linux-image-5.15.0-1082-nvidiaUbuntu

Fixed in:5.15.0-1082.83USN-7654-1

linux-image-5.15.0-1082-nvidia-lowlatencyUbuntu

Fixed in:5.15.0-1082.83USN-7654-1

linux-image-5.15.0-1083-intel-iotgUbuntu

Fixed in:5.15.0-1083.89~20.04.1USN-7655-1

Fixed in:5.15.0-1083.89USN-7654-1

linux-image-5.15.0-1083-raspiUbuntu

Fixed in:5.15.0-1083.86USN-7686-1

linux-image-5.15.0-1084-kvmUbuntu

Fixed in:5.15.0-1084.89USN-7654-4

linux-image-5.15.0-1085-gkeUbuntu

Fixed in:5.15.0-1085.91USN-7654-1

linux-image-5.15.0-1085-oracleUbuntu

Fixed in:5.15.0-1085.91~20.04.3USN-7654-1

Fixed in:5.15.0-1085.91USN-7654-1

linux-image-5.15.0-1087-gcpUbuntu

Fixed in:5.15.0-1087.96~20.04.2USN-7654-1

Fixed in:5.15.0-1087.96USN-7654-1

linux-image-5.15.0-1087-gcp-fipsUbuntu

Fixed in:5.15.0-1087.96+fips1USN-7654-3

linux-image-5.15.0-1088-awsUbuntu

Fixed in:5.15.0-1088.95~20.04.1USN-7654-1

Fixed in:5.15.0-1088.95USN-7654-1

linux-image-5.15.0-1088-aws-64kUbuntu

Fixed in:5.15.0-1088.95USN-7654-1

linux-image-5.15.0-1088-aws-fipsUbuntu

Fixed in:5.15.0-1088.95+fips1USN-7654-3

linux-image-5.15.0-1088-realtimeUbuntu

Fixed in:5.15.0-1088.97USN-7654-2

linux-image-5.15.0-1094-azureUbuntu

Fixed in:5.15.0-1094.103~20.04.1USN-7712-2

Fixed in:5.15.0-1094.103USN-7711-1

linux-image-5.15.0-1094-azure-fipsUbuntu

Fixed in:5.15.0-1094.103+fips1USN-7712-1

linux-image-5.15.0-144-fipsUbuntu

Fixed in:5.15.0-144.157+fips1USN-7654-3

linux-image-5.15.0-144-genericUbuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

Fixed in:5.15.0-144.157USN-7654-1

linux-image-5.15.0-144-generic-64kUbuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

Fixed in:5.15.0-144.157USN-7654-1

linux-image-5.15.0-144-generic-lpaeUbuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

Fixed in:5.15.0-144.157USN-7654-1

linux-image-5.15.0-144-lowlatencyUbuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

Fixed in:5.15.0-144.157USN-7654-1

linux-image-5.15.0-144-lowlatency-64kUbuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

Fixed in:5.15.0-144.157USN-7654-1

linux-image-awsUbuntu

Fixed in:5.15.0.1088.95~20.04.1USN-7654-1

linux-image-aws-5.15Ubuntu

Fixed in:5.15.0.1088.95~20.04.1USN-7654-1

Fixed in:5.15.0.1088.91USN-7654-1

linux-image-aws-64k-5.15Ubuntu

Fixed in:5.15.0.1088.91USN-7654-1

linux-image-aws-64k-lts-22.04Ubuntu

Fixed in:5.15.0.1088.91USN-7654-1

linux-image-aws-fipsUbuntu

Fixed in:5.15.0.1088.84USN-7654-3

linux-image-aws-fips-5.15Ubuntu

Fixed in:5.15.0.1088.84USN-7654-3

linux-image-aws-lts-22.04Ubuntu

Fixed in:5.15.0.1088.91USN-7654-1

linux-image-azureUbuntu

Fixed in:5.15.0.1094.103~20.04.1USN-7712-2

linux-image-azure-5.15Ubuntu

Fixed in:5.15.0.1094.103~20.04.1USN-7712-2

Fixed in:5.15.0.1094.92USN-7711-1

linux-image-azure-cvmUbuntu

Fixed in:5.15.0.1094.103~20.04.1USN-7712-2

linux-image-azure-fipsUbuntu

Fixed in:5.15.0.1094.79USN-7712-1

linux-image-azure-fips-5.15Ubuntu

Fixed in:5.15.0.1094.79USN-7712-1

linux-image-azure-lts-22.04Ubuntu

Fixed in:5.15.0.1094.92USN-7711-1

linux-image-fipsUbuntu

Fixed in:5.15.0.144.84USN-7654-3

linux-image-fips-5.15Ubuntu

Fixed in:5.15.0.144.84USN-7654-3

linux-image-gcpUbuntu

Fixed in:5.15.0.1087.96~20.04.1USN-7654-1

linux-image-gcp-5.15Ubuntu

Fixed in:5.15.0.1087.96~20.04.1USN-7654-1

Fixed in:5.15.0.1087.83USN-7654-1

linux-image-gcp-fipsUbuntu

Fixed in:5.15.0.1087.77USN-7654-3

linux-image-gcp-fips-5.15Ubuntu

Fixed in:5.15.0.1087.77USN-7654-3

linux-image-gcp-lts-22.04Ubuntu

Fixed in:5.15.0.1087.83USN-7654-1

linux-image-genericUbuntu

Fixed in:5.15.0.144.141USN-7654-1

linux-image-generic-5.15Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

Fixed in:5.15.0.144.141USN-7654-1

linux-image-generic-64kUbuntu

Fixed in:5.15.0.144.141USN-7654-1

linux-image-generic-64k-5.15Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

Fixed in:5.15.0.144.141USN-7654-1

linux-image-generic-64k-hwe-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-generic-hwe-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-generic-lpaeUbuntu

Fixed in:5.15.0.144.141USN-7654-1

linux-image-generic-lpae-5.15Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

Fixed in:5.15.0.144.141USN-7654-1

linux-image-generic-lpae-hwe-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-gkeUbuntu

Fixed in:5.15.0.1085.84USN-7654-1

linux-image-gke-5.15Ubuntu

Fixed in:5.15.0.1085.84USN-7654-1

linux-image-gkeopUbuntu

Fixed in:5.15.0.1070.69USN-7654-1

linux-image-gkeop-5.15Ubuntu

Fixed in:5.15.0.1070.69USN-7654-1

linux-image-ibmUbuntu

Fixed in:5.15.0.1080.83~20.04.1USN-7654-1

Fixed in:5.15.0.1080.76USN-7654-1

linux-image-ibm-5.15Ubuntu

Fixed in:5.15.0.1080.83~20.04.1USN-7654-1

Fixed in:5.15.0.1080.76USN-7654-1

linux-image-intelUbuntu

Fixed in:5.15.0.1083.89~20.04.1USN-7655-1

linux-image-intel-iot-realtimeUbuntu

Fixed in:5.15.0.1081.85USN-7654-2

linux-image-intel-iot-realtime-5.15Ubuntu

Fixed in:5.15.0.1081.85USN-7654-2

linux-image-intel-iotgUbuntu

Fixed in:5.15.0.1083.89~20.04.1USN-7655-1

Fixed in:5.15.0.1083.83USN-7654-1

linux-image-intel-iotg-5.15Ubuntu

Fixed in:5.15.0.1083.89~20.04.1USN-7655-1

Fixed in:5.15.0.1083.83USN-7654-1

linux-image-kvmUbuntu

Fixed in:5.15.0.1084.80USN-7654-4

linux-image-kvm-5.15Ubuntu

Fixed in:5.15.0.1084.80USN-7654-4

linux-image-lowlatencyUbuntu

Fixed in:5.15.0.144.130USN-7654-1

linux-image-lowlatency-5.15Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

Fixed in:5.15.0.144.130USN-7654-1

linux-image-lowlatency-64kUbuntu

Fixed in:5.15.0.144.130USN-7654-1

linux-image-lowlatency-64k-5.15Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

Fixed in:5.15.0.144.130USN-7654-1

linux-image-lowlatency-64k-hwe-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-lowlatency-hwe-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-nvidiaUbuntu

Fixed in:5.15.0.1082.82USN-7654-1

linux-image-nvidia-5.15Ubuntu

Fixed in:5.15.0.1082.82USN-7654-1

linux-image-nvidia-lowlatencyUbuntu

Fixed in:5.15.0.1082.82USN-7654-1

linux-image-nvidia-lowlatency-5.15Ubuntu

Fixed in:5.15.0.1082.82USN-7654-1

linux-image-nvidia-tegraUbuntu

Fixed in:5.15.0.1041.41~20.04.1USN-7654-1

Fixed in:5.15.0.1041.41USN-7654-1

linux-image-nvidia-tegra-5.15Ubuntu

Fixed in:5.15.0.1041.41~20.04.1USN-7654-1

Fixed in:5.15.0.1041.41USN-7654-1

linux-image-nvidia-tegra-igxUbuntu

Fixed in:5.15.0.1030.32USN-7654-1

linux-image-nvidia-tegra-igx-5.15Ubuntu

Fixed in:5.15.0.1030.32USN-7654-1

linux-image-nvidia-tegra-igx-rtUbuntu

Fixed in:5.15.0.1030.32USN-7654-1

linux-image-nvidia-tegra-igx-rt-5.15Ubuntu

Fixed in:5.15.0.1030.32USN-7654-1

linux-image-nvidia-tegra-rtUbuntu

Fixed in:5.15.0.1041.41~20.04.1USN-7654-1

Fixed in:5.15.0.1041.41USN-7654-1

linux-image-nvidia-tegra-rt-5.15Ubuntu

Fixed in:5.15.0.1041.41~20.04.1USN-7654-1

Fixed in:5.15.0.1041.41USN-7654-1

linux-image-oem-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-oem-20.04bUbuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-oem-20.04cUbuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-oem-20.04dUbuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-oracleUbuntu

Fixed in:5.15.0.1085.91~20.04.3USN-7654-1

linux-image-oracle-5.15Ubuntu

Fixed in:5.15.0.1085.91~20.04.3USN-7654-1

Fixed in:5.15.0.1085.81USN-7654-1

linux-image-oracle-lts-22.04Ubuntu

Fixed in:5.15.0.1085.81USN-7654-1

linux-image-raspiUbuntu

Fixed in:5.15.0.1083.81USN-7686-1

linux-image-raspi-5.15Ubuntu

Fixed in:5.15.0.1083.81USN-7686-1

linux-image-raspi-nolpaeUbuntu

Fixed in:5.15.0.1083.81USN-7686-1

linux-image-realtimeUbuntu

Fixed in:5.15.0.1088.92USN-7654-2

linux-image-realtime-5.15Ubuntu

Fixed in:5.15.0.1088.92USN-7654-2

linux-image-virtualUbuntu

Fixed in:5.15.0.144.141USN-7654-1

linux-image-virtual-5.15Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

Fixed in:5.15.0.144.141USN-7654-1

linux-image-virtual-hwe-20.04Ubuntu

Fixed in:5.15.0.144.157~20.04.1USN-7654-1

linux-image-xilinx-zynqmpUbuntu

Fixed in:5.15.0.1052.55USN-7654-5

linux-image-xilinx-zynqmp-5.15Ubuntu

Fixed in:5.15.0.1052.55USN-7654-5

linux-intel-iot-realtimeUbuntu

Fixed in:5.15.0-1081.83USN-7654-2

linux-intel-iotgUbuntu

Fixed in:5.15.0-1083.89USN-7654-1

linux-intel-iotg-5.15Ubuntu

Fixed in:5.15.0-1083.89~20.04.1USN-7655-1

linux-kvmUbuntu

Fixed in:5.15.0-1084.89USN-7654-4

linux-lowlatencyUbuntu

Fixed in:5.15.0-144.157USN-7654-1

linux-lowlatency-hwe-5.15Ubuntu

Fixed in:5.15.0-144.157~20.04.1USN-7654-1

linux-nvidiaUbuntu

Fixed in:5.15.0-1082.83USN-7654-1

linux-nvidia-tegraUbuntu

Fixed in:5.15.0-1041.41USN-7654-1

linux-nvidia-tegra-5.15Ubuntu

Fixed in:5.15.0-1041.41~20.04.1USN-7654-1

linux-nvidia-tegra-igxUbuntu

Fixed in:5.15.0-1030.30USN-7654-1

linux-oracleUbuntu

Fixed in:5.15.0-1085.91USN-7654-1

linux-oracle-5.15Ubuntu

Fixed in:5.15.0-1085.91~20.04.3USN-7654-1

linux-raspiUbuntu

Fixed in:5.15.0-1083.86USN-7686-1

linux-realtimeUbuntu

Fixed in:5.15.0-1088.97USN-7654-2

linux-xilinx-zynqmpUbuntu

Fixed in:5.15.0-1052.56USN-7654-5

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.24%probability of exploitation in 30 days

15thpercentile

Low risk: more likely to be exploited than 15% of all known CVEs.

References

Patch3

Other references3

Related Vulnerabilities

Other CWE-476 (NULL Pointer Dereference) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-21758	High	7.5	92%	-	Fix
CVE-2023-21547	High	7.5	88%	-	Fix
CVE-2014-3470	Medium	4.3	86%	-	Fix
CVE-2021-44224	High	8.2	82%	-	Fix
CVE-2016-0742	High	7.5	82%	-	Fix
CVE-2009-1386	Medium	5.0	80%	-	Fix

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-11-03.