high
7.8
CWE
416 662 119
Advisory Published
Updated

CVE-2022-3565: Linux Kernel Bluetooth l1oip_core.c del_timer use after free

First published: Mon Oct 17 2022(Updated: )

A use-after-free in the function del_timer of the file drivers/isdn/mISDN/l1oip_core.c of the component Bluetooth in Linux Kernel could allow a remote authenticated attacker from within the local network to cause an unknown impact.

Credit: cna@vuldb.com cna@vuldb.com cna@vuldb.com

Affected SoftwareAffected VersionHow to fix
redhat/kernel<6.1
6.1
Linux kernel>=2.6.27<4.9.331
Linux kernel>=4.10<4.14.296
Linux kernel>=4.15<4.19.262
Linux kernel>=4.20<5.4.220
Linux kernel>=5.5<5.10.150
Linux kernel>=5.11<5.15.75
Linux kernel>=5.16<5.19.17
Linux kernel>=6.0<6.0.3
Linux Kernel>=2.6.27<4.9.331
Linux Kernel>=4.10<4.14.296
Linux Kernel>=4.15<4.19.262
Linux Kernel>=4.20<5.4.220
Linux Kernel>=5.5<5.10.150
Linux Kernel>=5.11<5.15.75
Linux Kernel>=5.16<5.19.17
Linux Kernel>=6.0<6.0.3
IBM Security Verify Governance - Identity Manager<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Software Stack<=ISVG 10.0.2
IBM Security Verify Governance, Identity Manager Virtual Appliance<=ISVG 10.0.2
IBM Security Verify Governance Identity Manager Container<=ISVG 10.0.2
debian/linux
5.10.223-1
5.10.234-1
6.1.129-1
6.1.128-1
6.12.21-1
6.12.22-1

Remedy

https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=2568a7e0832ee30b0a351016d03062ab4e0e0a3f

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Frequently Asked Questions

  • What is the severity of CVE-2022-3565?

    CVE-2022-3565 is classified as a high-severity vulnerability due to its potential for exploitation through use after free in the Linux Kernel.

  • Which versions of the Linux Kernel are affected by CVE-2022-3565?

    CVE-2022-3565 affects Linux Kernel versions from 2.6.27 up to but not including versions 6.1 and those within specific ranges outlined in the vulnerability report.

  • How do I fix CVE-2022-3565?

    To fix CVE-2022-3565, apply the recommended patches or upgrade to the updated versions of the Linux Kernel specified in the vulnerability details.

  • What components are primarily affected by CVE-2022-3565?

    CVE-2022-3565 primarily affects the del_timer function within the ISDN over IP tunnel in the Linux Kernel.

  • Is CVE-2022-3565 exploited in the wild?

    As of the latest updates, there is no confirmed evidence that CVE-2022-3565 is being actively exploited in the wild.

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