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

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

15 affected components
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

Event History

Oct 21, 2024
CVE Published
via MITRE·08:05 PM
Data Sourced
via MITRE·08:05 PM
DescriptionSeverity
Data Sourced
via NVD·08:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

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.

2

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.

3

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.

4

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.

5

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.

Contact

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