CVE-2022-48962: net: hisilicon: Fix potential use-after-free in hisi_femac_rx()

Q: What is the severity of CVE-2022-48962?

CVE-2022-48962 has a severity rating of medium due to the potential for use-after-free vulnerabilities in the Linux kernel.

Q: How do I fix CVE-2022-48962?

To fix CVE-2022-48962, update your Linux kernel to a version that is not affected by this vulnerability.

Q: Which Linux kernel versions are affected by CVE-2022-48962?

CVE-2022-48962 affects various versions of the Linux kernel between 4.8 and 6.1-rc8.

Q: What is a use-after-free vulnerability in CVE-2022-48962?

A use-after-free vulnerability in CVE-2022-48962 occurs when a program continues to use memory after it has been freed, potentially leading to memory corruption.

Q: Can CVE-2022-48962 be exploited remotely?

Yes, CVE-2022-48962 can potentially be exploited remotely if an attacker can manipulate network traffic handled by the affected kernel.

Published Oct 21, 2024

Updated

In the Linux kernel, the following vulnerability has been resolved:

net: hisilicon: Fix potential use-after-free in hisifemacrx()

The skb is delivered to napigroreceive() which may free it, after calling this, dereferencing skb may trigger use-after-free.

Affected Software

169 affected componentsFixes available

Linux Linux kernel>=4.8<4.9.336

Linux Linux kernel>=4.10<4.14.302

Linux Linux kernel>=4.15<4.19.269

Linux Linux kernel>=4.20<5.4.227

Linux Linux kernel>=5.5<5.10.159

Linux Linux kernel>=5.11<5.15.83

Linux Linux kernel>=5.16<6.0.13

Linux Linux kernel=6.1-rc1

Linux Linux kernel=6.1-rc2

Linux Linux kernel=6.1-rc3

Linux Linux kernel=6.1-rc4

Linux Linux kernel=6.1-rc5

Linux Linux kernel=6.1-rc6

Linux Linux kernel=6.1-rc7

Linux Linux kernel=6.1-rc8

debian/linux<6.1.4-1

6.1.4-1

debian/linux<6.1.4-1

6.1.4-1

debian/linux<6.1.4-1

6.1.4-1

debian/linux

6.1.176-16.1.190-16.12.107-16.12.115-27.2.12-17.2.15-1

ubuntu/linux-azure<4.15.0-1162.177~14.04.1

4.15.0-1162.177~14.04.1

ubuntu/linux-aws-hwe<4.15.0-1151.164~16.04.1

4.15.0-1151.164~16.04.1

ubuntu/linux-azure<4.15.0-1162.177~16.04.1

4.15.0-1162.177~16.04.1

ubuntu/linux-gcp<4.15.0-1146.162~16.04.1

4.15.0-1146.162~16.04.1

ubuntu/linux-hwe<4.15.0-206.217~16.04.1

4.15.0-206.217~16.04.1

ubuntu/linux-oracle<4.15.0-1115.126~16.04.1

4.15.0-1115.126~16.04.1

ubuntu/linux-hwe-edge*

ubuntu/linux<4.15.0-206.217

4.15.0-206.217

ubuntu/linux-aws<4.15.0-1151.164

4.15.0-1151.164

ubuntu/linux-aws-5.4<5.4.0-1097.105~18.04.1

5.4.0-1097.105~18.04.1

ubuntu/linux-azure-4.15<4.15.0-1162.177

4.15.0-1162.177

ubuntu/linux-azure-5.4<5.4.0-1104.110~18.04.1

5.4.0-1104.110~18.04.1

ubuntu/linux-gcp-4.15<4.15.0-1146.162

4.15.0-1146.162

ubuntu/linux-gcp-5.4<5.4.0-1101.110~18.04.1

5.4.0-1101.110~18.04.1

ubuntu/linux-hwe-5.4<5.4.0-144.161~18.04.1

5.4.0-144.161~18.04.1

ubuntu/linux-ibm-5.4<5.4.0-1045.50~18.04.1

5.4.0-1045.50~18.04.1

ubuntu/linux-kvm<4.15.0-1136.141

4.15.0-1136.141

ubuntu/linux-oracle<4.15.0-1115.126

4.15.0-1115.126

ubuntu/linux-oracle-5.4<5.4.0-1094.103~18.04.1

5.4.0-1094.103~18.04.1

ubuntu/linux-raspi-5.4<5.4.0-1081.92~18.04.1

5.4.0-1081.92~18.04.1

ubuntu/linux-aws-5.0*

ubuntu/linux-aws-5.3*

ubuntu/linux-azure*

ubuntu/linux-azure-5.3*

ubuntu/linux-azure-edge*

ubuntu/linux-gcp*

ubuntu/linux-gcp-5.3*

ubuntu/linux-gke-4.15*

ubuntu/linux-gke-5.4*

ubuntu/linux-gkeop-5.4*

ubuntu/linux-hwe*

ubuntu/linux-hwe-edge*

ubuntu/linux-oem*

ubuntu/linux-oracle-5.0*

ubuntu/linux-oracle-5.3*

ubuntu/linux-aws-fips<4.15.0-2090.96

4.15.0-2090.96

ubuntu/linux-azure-fips<4.15.0-2071.77

4.15.0-2071.77

ubuntu/linux-fips<4.15.0-1108.119

4.15.0-1108.119

ubuntu/linux-gcp-fips<4.15.0-2055.60

4.15.0-2055.60

ubuntu/linux-aws-fips*

ubuntu/linux-azure-fips*

ubuntu/linux-fips*

ubuntu/linux-gcp-fips*

ubuntu/linux<5.4.0-144.161

5.4.0-144.161

ubuntu/linux-aws<5.4.0-1097.105

5.4.0-1097.105

ubuntu/linux-aws-5.15<5.15.0-1031.35~20.04.1

5.15.0-1031.35~20.04.1

ubuntu/linux-azure<5.4.0-1104.110

5.4.0-1104.110

ubuntu/linux-azure-5.15<5.15.0-1034.41~20.04.1

5.15.0-1034.41~20.04.1

ubuntu/linux-bluefield<5.4.0-1059.65

5.4.0-1059.65

ubuntu/linux-gcp<5.4.0-1101.110

5.4.0-1101.110

ubuntu/linux-gcp-5.15<5.15.0-1030.37~20.04.1

5.15.0-1030.37~20.04.1

ubuntu/linux-gkeop<5.4.0-1065.69

5.4.0-1065.69

ubuntu/linux-gkeop-5.15<5.15.0-1016.21~20.04.1

5.15.0-1016.21~20.04.1

ubuntu/linux-hwe-5.15<5.15.0-67.74~20.04.1

5.15.0-67.74~20.04.1

ubuntu/linux-ibm<5.4.0-1045.50

5.4.0-1045.50

ubuntu/linux-intel-iotg-5.15<5.15.0-1026.31~20.04.1

5.15.0-1026.31~20.04.1

ubuntu/linux-iot<5.4.0-1013.15

5.4.0-1013.15

ubuntu/linux-kvm<5.4.0-1087.93

5.4.0-1087.93

ubuntu/linux-lowlatency-hwe-5.15<5.15.0-67.74~20.04.1

5.15.0-67.74~20.04.1

ubuntu/linux-nvidia-tegra-5.15<5.15.0-1014.14~20.04.1

5.15.0-1014.14~20.04.1

ubuntu/linux-oracle<5.4.0-1094.103

5.4.0-1094.103

ubuntu/linux-oracle-5.15<5.15.0-1030.36~20.04.1

5.15.0-1030.36~20.04.1

ubuntu/linux-raspi<5.4.0-1081.92

5.4.0-1081.92

ubuntu/linux-riscv-5.15<5.15.0-1030.34~20.04.1

5.15.0-1030.34~20.04.1

ubuntu/linux-xilinx-zynqmp<5.4.0-1022.26

5.4.0-1022.26

ubuntu/linux-aws-5.11*

ubuntu/linux-aws-5.13*

ubuntu/linux-aws-5.8*

ubuntu/linux-azure-5.11*

ubuntu/linux-azure-5.13*

ubuntu/linux-azure-5.8*

ubuntu/linux-azure-fde*

ubuntu/linux-gcp-5.11*

ubuntu/linux-gcp-5.13*

ubuntu/linux-gcp-5.8*

ubuntu/linux-gke*

ubuntu/linux-gke-5.15*

ubuntu/linux-hwe-5.11*

ubuntu/linux-hwe-5.13*

ubuntu/linux-hwe-5.8*

ubuntu/linux-intel-5.13*

ubuntu/linux-oem-5.10*

ubuntu/linux-oem-5.13*

ubuntu/linux-oem-5.6*

ubuntu/linux-oracle-5.11*

ubuntu/linux-oracle-5.13*

ubuntu/linux-oracle-5.8*

ubuntu/linux-raspi2*

ubuntu/linux-riscv*

ubuntu/linux-riscv-5.11*

ubuntu/linux-riscv-5.8*

ubuntu/linux-aws-fips<5.4.0-1099.107+fips1

5.4.0-1099.107+fips1

ubuntu/linux-azure-fips<5.4.0-1104.110+fips1

5.4.0-1104.110+fips1

ubuntu/linux-fips<5.4.0-1073.82

5.4.0-1073.82

ubuntu/linux-gcp-fips<5.4.0-1101.110+fips1

5.4.0-1101.110+fips1

ubuntu/linux-aws-fips*

ubuntu/linux-azure-fips*

ubuntu/linux-fips*

ubuntu/linux-gcp-fips*

ubuntu/linux<5.15.0-67.74

5.15.0-67.74

ubuntu/linux-allwinner-5.19*

ubuntu/linux-aws<5.15.0-1031.35

5.15.0-1031.35

ubuntu/linux-aws-5.19*

ubuntu/linux-aws-6.2*

ubuntu/linux-aws-6.5*

ubuntu/linux-azure<5.15.0-1034.41

5.15.0-1034.41

ubuntu/linux-azure-5.19*

ubuntu/linux-azure-6.2*

ubuntu/linux-azure-6.5*

ubuntu/linux-azure-fde<5.15.0-1034.41.1

5.15.0-1034.41.1

ubuntu/linux-azure-fde-5.19*

ubuntu/linux-azure-fde-6.2*

ubuntu/linux-gcp<5.15.0-1030.37

5.15.0-1030.37

ubuntu/linux-gcp-5.19*

ubuntu/linux-gcp-6.2*

ubuntu/linux-gcp-6.5*

ubuntu/linux-gke<5.15.0-1028.33

5.15.0-1028.33

ubuntu/linux-gkeop<5.15.0-1016.21

5.15.0-1016.21

ubuntu/linux-hwe-5.19*

ubuntu/linux-hwe-6.2*

ubuntu/linux-hwe-6.5*

ubuntu/linux-ibm<5.15.0-1026.29

5.15.0-1026.29

ubuntu/linux-intel-iotg<5.15.0-1026.31

5.15.0-1026.31

ubuntu/linux-kvm<5.15.0-1029.34

5.15.0-1029.34

ubuntu/linux-lowlatency<5.15.0-67.74

5.15.0-67.74

ubuntu/linux-lowlatency-hwe-5.19*

ubuntu/linux-lowlatency-hwe-6.2*

ubuntu/linux-lowlatency-hwe-6.5*

ubuntu/linux-nvidia<5.15.0-1023.23

5.15.0-1023.23

ubuntu/linux-nvidia-6.2*

ubuntu/linux-nvidia-6.5*

ubuntu/linux-oem-5.17*

ubuntu/linux-oem-6.0*

ubuntu/linux-oem-6.1*

ubuntu/linux-oem-6.5*

ubuntu/linux-oracle<5.15.0-1030.36

5.15.0-1030.36

ubuntu/linux-oracle-6.5*

ubuntu/linux-raspi<5.15.0-1025.27

5.15.0-1025.27

ubuntu/linux-realtime*

ubuntu/linux-riscv*

ubuntu/linux-riscv-5.19*

ubuntu/linux-riscv-6.5*

ubuntu/linux-starfive-5.19*

ubuntu/linux-starfive-6.2*

ubuntu/linux-starfive-6.5*

ubuntu/linux-bluefield<5.15.0-1014.16

5.15.0-1014.16

ubuntu/linux-intel-iot-realtime<5.15.0-1022.27

5.15.0-1022.27

ubuntu/linux-realtime<5.15.0-1033.36

5.15.0-1033.36

ubuntu/linux-raspi-realtime*

ubuntu/linux-vmware*

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.
Fixed in 4.15.0-1162.177~14.04.1
Upgrade
Upgrade ubuntu/linux-aws-hwe to a version that resolves this vulnerability.
Fixed in 4.15.0-1151.164~16.04.1
Upgrade
Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.
Fixed in 4.15.0-1162.177~16.04.1
Upgrade
Upgrade ubuntu/linux-gcp to a version that resolves this vulnerability.
Fixed in 4.15.0-1146.162~16.04.1
Upgrade
Upgrade ubuntu/linux-hwe to a version that resolves this vulnerability.
Fixed in 4.15.0-206.217~16.04.1
Upgrade
Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.
Fixed in 4.15.0-1115.126~16.04.1
Upgrade
Upgrade ubuntu/linux to a version that resolves this vulnerability.
Fixed in 4.15.0-206.217
Upgrade
Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.
Fixed in 4.15.0-1151.164
Upgrade
Upgrade ubuntu/linux-aws-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-1097.105~18.04.1
Upgrade
Upgrade ubuntu/linux-azure-4.15 to a version that resolves this vulnerability.
Fixed in 4.15.0-1162.177
Upgrade
Upgrade ubuntu/linux-azure-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-1104.110~18.04.1
Upgrade
Upgrade ubuntu/linux-gcp-4.15 to a version that resolves this vulnerability.
Fixed in 4.15.0-1146.162
Upgrade
Upgrade ubuntu/linux-gcp-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-1101.110~18.04.1
Upgrade
Upgrade ubuntu/linux-hwe-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-144.161~18.04.1
Upgrade
Upgrade ubuntu/linux-ibm-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-1045.50~18.04.1
Upgrade
Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.
Fixed in 4.15.0-1136.141
Upgrade
Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.
Fixed in 4.15.0-1115.126
Upgrade
Upgrade ubuntu/linux-oracle-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-1094.103~18.04.1
Upgrade
Upgrade ubuntu/linux-raspi-5.4 to a version that resolves this vulnerability.
Fixed in 5.4.0-1081.92~18.04.1
Upgrade
Upgrade ubuntu/linux-aws-fips to a version that resolves this vulnerability.
Fixed in 4.15.0-2090.96
Upgrade
Upgrade ubuntu/linux-azure-fips to a version that resolves this vulnerability.
Fixed in 4.15.0-2071.77
Upgrade
Upgrade ubuntu/linux-fips to a version that resolves this vulnerability.
Fixed in 4.15.0-1108.119
Upgrade
Upgrade ubuntu/linux-gcp-fips to a version that resolves this vulnerability.
Fixed in 4.15.0-2055.60
Upgrade
Upgrade ubuntu/linux to a version that resolves this vulnerability.
Fixed in 5.4.0-144.161
Upgrade
Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.
Fixed in 5.4.0-1097.105
Upgrade
Upgrade ubuntu/linux-aws-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1031.35~20.04.1
Upgrade
Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.
Fixed in 5.4.0-1104.110
Upgrade
Upgrade ubuntu/linux-azure-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1034.41~20.04.1
Upgrade
Upgrade ubuntu/linux-bluefield to a version that resolves this vulnerability.
Fixed in 5.4.0-1059.65
Upgrade
Upgrade ubuntu/linux-gcp to a version that resolves this vulnerability.
Fixed in 5.4.0-1101.110
Upgrade
Upgrade ubuntu/linux-gcp-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1030.37~20.04.1
Upgrade
Upgrade ubuntu/linux-gkeop to a version that resolves this vulnerability.
Fixed in 5.4.0-1065.69
Upgrade
Upgrade ubuntu/linux-gkeop-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1016.21~20.04.1
Upgrade
Upgrade ubuntu/linux-hwe-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-67.74~20.04.1
Upgrade
Upgrade ubuntu/linux-ibm to a version that resolves this vulnerability.
Fixed in 5.4.0-1045.50
Upgrade
Upgrade ubuntu/linux-intel-iotg-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1026.31~20.04.1
Upgrade
Upgrade ubuntu/linux-iot to a version that resolves this vulnerability.
Fixed in 5.4.0-1013.15
Upgrade
Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.
Fixed in 5.4.0-1087.93
Upgrade
Upgrade ubuntu/linux-lowlatency-hwe-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-67.74~20.04.1
Upgrade
Upgrade ubuntu/linux-nvidia-tegra-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1014.14~20.04.1
Upgrade
Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.
Fixed in 5.4.0-1094.103
Upgrade
Upgrade ubuntu/linux-oracle-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1030.36~20.04.1
Upgrade
Upgrade ubuntu/linux-raspi to a version that resolves this vulnerability.
Fixed in 5.4.0-1081.92
Upgrade
Upgrade ubuntu/linux-riscv-5.15 to a version that resolves this vulnerability.
Fixed in 5.15.0-1030.34~20.04.1
Upgrade
Upgrade ubuntu/linux-xilinx-zynqmp to a version that resolves this vulnerability.
Fixed in 5.4.0-1022.26
Upgrade
Upgrade ubuntu/linux-aws-fips to a version that resolves this vulnerability.
Fixed in 5.4.0-1099.107+fips1
Upgrade
Upgrade ubuntu/linux-azure-fips to a version that resolves this vulnerability.
Fixed in 5.4.0-1104.110+fips1
Upgrade
Upgrade ubuntu/linux-fips to a version that resolves this vulnerability.
Fixed in 5.4.0-1073.82
Upgrade
Upgrade ubuntu/linux-gcp-fips to a version that resolves this vulnerability.
Fixed in 5.4.0-1101.110+fips1
Upgrade
Upgrade ubuntu/linux to a version that resolves this vulnerability.
Fixed in 5.15.0-67.74
Upgrade
Upgrade ubuntu/linux-aws to a version that resolves this vulnerability.
Fixed in 5.15.0-1031.35
Upgrade
Upgrade ubuntu/linux-azure to a version that resolves this vulnerability.
Fixed in 5.15.0-1034.41
Upgrade
Upgrade ubuntu/linux-azure-fde to a version that resolves this vulnerability.
Fixed in 5.15.0-1034.41.1
Upgrade
Upgrade ubuntu/linux-gcp to a version that resolves this vulnerability.
Fixed in 5.15.0-1030.37
Upgrade
Upgrade ubuntu/linux-gke to a version that resolves this vulnerability.
Fixed in 5.15.0-1028.33
Upgrade
Upgrade ubuntu/linux-gkeop to a version that resolves this vulnerability.
Fixed in 5.15.0-1016.21
Upgrade
Upgrade ubuntu/linux-ibm to a version that resolves this vulnerability.
Fixed in 5.15.0-1026.29
Upgrade
Upgrade ubuntu/linux-intel-iotg to a version that resolves this vulnerability.
Fixed in 5.15.0-1026.31
Upgrade
Upgrade ubuntu/linux-kvm to a version that resolves this vulnerability.
Fixed in 5.15.0-1029.34
Upgrade
Upgrade ubuntu/linux-lowlatency to a version that resolves this vulnerability.
Fixed in 5.15.0-67.74
Upgrade
Upgrade ubuntu/linux-nvidia to a version that resolves this vulnerability.
Fixed in 5.15.0-1023.23
Upgrade
Upgrade ubuntu/linux-oracle to a version that resolves this vulnerability.
Fixed in 5.15.0-1030.36
Upgrade
Upgrade ubuntu/linux-raspi to a version that resolves this vulnerability.
Fixed in 5.15.0-1025.27
Upgrade
Upgrade ubuntu/linux-bluefield to a version that resolves this vulnerability.
Fixed in 5.15.0-1014.16
Upgrade
Upgrade ubuntu/linux-intel-iot-realtime to a version that resolves this vulnerability.
Fixed in 5.15.0-1022.27
Upgrade
Upgrade ubuntu/linux-realtime to a version that resolves this vulnerability.
Fixed in 5.15.0-1033.36
Upgrade
Upgrade debian/linux to a version that resolves this vulnerability.
Fixed in 6.1.4-1
Upgrade
Upgrade debian/linux to a version that resolves this vulnerability.
Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.115-2Fixed in 7.2.12-1Fixed in 7.2.15-1

Event History

Oct 21, 2024

CVE Published

via MITRE·08:05 PM

Data Sourced

via MITRE·08:05 PM

DescriptionSeverity

Data Sourced

via OSV·08:15 PM

DescriptionSeverityAffected Software

Data Sourced

via NVD·08:15 PM

RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2022-48962?

CVE-2022-48962 has a severity rating of medium due to the potential for use-after-free vulnerabilities in the Linux kernel.

How do I fix CVE-2022-48962?

To fix CVE-2022-48962, update your Linux kernel to a version that is not affected by this vulnerability.

Which Linux kernel versions are affected by CVE-2022-48962?

CVE-2022-48962 affects various versions of the Linux kernel between 4.8 and 6.1-rc8.

What is a use-after-free vulnerability in CVE-2022-48962?

A use-after-free vulnerability in CVE-2022-48962 occurs when a program continues to use memory after it has been freed, potentially leading to memory corruption.

Can CVE-2022-48962 be exploited remotely?

Yes, CVE-2022-48962 can potentially be exploited remotely if an attacker can manipulate network traffic handled by the affected kernel.

CVE-2022-48962: net: hisilicon: Fix potential use-after-free in hisi_femac_rx()

Affected Software

Remediation

Event History

Frequently Asked Questions

What is the severity of CVE-2022-48962?

How do I fix CVE-2022-48962?

Which Linux kernel versions are affected by CVE-2022-48962?

What is a use-after-free vulnerability in CVE-2022-48962?

Can CVE-2022-48962 be exploited remotely?

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