CWE
416
Advisory Published
CVE Published
Updated

CVE-2022-0487: Use After Free

First published: Mon Jan 24 2022(Updated: )

A use-after-free vulnerability was found in rtsx_usb_ms_drv_remove in drivers/memstick/host/rtsx_usb_ms.c in memstick in the Linux kernel. In this flaw, a local attacker with a user privilege may impact system Confidentiality. References: <a href="https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=42933c8aa14be1caa9eda41f65cde8a3a95d3e39">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=42933c8aa14be1caa9eda41f65cde8a3a95d3e39</a> <a href="https://lore.kernel.org/all/20220114075934.302464-1-gregkh@linuxfoundation.org/">https://lore.kernel.org/all/20220114075934.302464-1-gregkh@linuxfoundation.org/</a> <a href="https://bugzilla.suse.com/show_bug.cgi?id=1194516">https://bugzilla.suse.com/show_bug.cgi?id=1194516</a>

Credit: secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
redhat/kernel<5.17
5.17
Linux Kernel<=5.13.19
Red Hat Enterprise Linux=8.0
Debian Linux=9.0
Debian Linux=11.0
debian/linux
5.10.223-1
5.10.234-1
6.1.129-1
6.1.128-1
6.12.20-1
6.12.21-1

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Frequently Asked Questions

  • What is the severity of CVE-2022-0487?

    CVE-2022-0487 is classified as having a medium severity level due to its potential impact on system confidentiality.

  • How do I fix CVE-2022-0487?

    To address CVE-2022-0487, users should upgrade to the latest kernel versions specified in the vulnerability advisory.

  • Which Linux kernel versions are affected by CVE-2022-0487?

    CVE-2022-0487 affects multiple versions of the Linux kernel, specifically those prior to 5.17 and several versions within the 5.x and 6.x series.

  • Can a local attacker exploit CVE-2022-0487?

    Yes, a local attacker with user privileges can exploit CVE-2022-0487 to potentially impact system confidentiality.

  • Is CVE-2022-0487 fixed in newer kernel updates?

    Yes, CVE-2022-0487 has been addressed in subsequent kernel updates, which include necessary patches to mitigate the vulnerability.

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