medium
6.7
CWE
787
Advisory Published
CVE Published
Advisory Published
Updated

CVE-2022-43750

First published: Thu Sep 22 2022(Updated: )

An out-of-bounds memory write flaw in the Linux kernel’s USB Monitor component was found in how a user with access to the /dev/usbmon can trigger it by an incorrect write to the memory of the usbmon. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Credit: cve@mitre.org cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/kernel-rt<0:3.10.0-1160.90.1.rt56.1235.el7
0:3.10.0-1160.90.1.rt56.1235.el7
redhat/kernel<0:3.10.0-1160.90.1.el7
0:3.10.0-1160.90.1.el7
redhat/kernel-rt<0:4.18.0-477.10.1.rt7.274.el8_8
0:4.18.0-477.10.1.rt7.274.el8_8
redhat/kernel<0:4.18.0-477.10.1.el8_8
0:4.18.0-477.10.1.el8_8
redhat/kernel<0:5.14.0-284.11.1.el9_2
0:5.14.0-284.11.1.el9_2
redhat/kernel-rt<0:5.14.0-284.11.1.rt14.296.el9_2
0:5.14.0-284.11.1.rt14.296.el9_2
Linux kernel>=2.6.21<4.9.331
Linux kernel>=4.10<4.14.296
Linux kernel>=4.15<4.19.262
Linux kernel>=4.20<5.4.218
Linux kernel>=5.5<5.10.148
Linux kernel>=5.11<5.15.73
Linux kernel>=5.16<5.19.15
Linux kernel>=6.0<6.0.1
Debian=10.0
F5 BIG-IP and BIG-IQ Centralized Management>=17.1.0<=17.1.1
F5 BIG-IP and BIG-IQ Centralized Management>=16.1.0<=16.1.4
F5 BIG-IP and BIG-IQ Centralized Management>=15.1.0<=15.1.10
F5 BIG-IP and BIG-IQ Centralized Management>=8.1.0<=8.3.0
F5 F5OS=1.7.0>=1.5.1<=1.5.2
F5 F5OS>=1.6.0<=1.6.2
debian/linux
5.10.223-1
5.10.234-1
6.1.123-1
6.1.128-1
6.12.12-1
6.12.17-1

Remedy

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a659daf63d16aa883be42f3f34ff84235c302198

Remedy

https://github.com/torvalds/linux/commit/a659daf63d16aa883be42f3f34ff84235c302198

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2022-43750?

    CVE-2022-43750 is classified as a high severity vulnerability due to its potential to allow privilege escalation or system crashes.

  • How do I fix CVE-2022-43750?

    To fix CVE-2022-43750, ensure you update the Linux kernel to the recommended patched versions provided by your distribution.

  • Who is affected by CVE-2022-43750?

    CVE-2022-43750 affects local users with access to the /dev/usbmon on vulnerable versions of the Linux kernel and specific F5 BIG-IP products.

  • What types of systems are impacted by CVE-2022-43750?

    CVE-2022-43750 impacts various Linux kernel versions, specifically between 2.6.21 and 6.0.1, along with certain F5 BIG-IP and BIG-IQ Centralized Management versions.

  • Can CVE-2022-43750 be exploited remotely?

    No, CVE-2022-43750 requires local access to exploit, making it a local privilege escalation vulnerability.

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