CWE
787 119
Advisory Published
CVE Published
Updated

CVE-2018-10881: Buffer Overflow

First published: Fri Jun 29 2018(Updated: )

A flaw was found in Linux kernel ext4 filesystem. A local user can cause an out-of-bound access in ext4_get_group_info function and so a denial of service and a system crash by mounting and operating on a crafted ext4 filesystem image. References: <a href="https://bugzilla.kernel.org/show_bug.cgi?id=200015">https://bugzilla.kernel.org/show_bug.cgi?id=200015</a> <a href="http://patchwork.ozlabs.org/patch/929792/">http://patchwork.ozlabs.org/patch/929792/</a> An upstream patch: <a href="https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6e8ab72a812396996035a37e5ca4b3b99b5d214b</a>

Credit: secalert@redhat.com secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Debian Debian Linux=8.0
Linux Linux kernel<4.17.6
Redhat Enterprise Linux Desktop=7.0
Redhat Enterprise Linux For Real Time=7.0
Redhat Enterprise Linux For Real Time For Nfv=7
Redhat Enterprise Linux Server=7.0
Redhat Enterprise Linux Workstation=7.0
debian/linux
5.10.223-1
5.10.226-1
6.1.115-1
6.1.112-1
6.11.7-1
6.11.9-1

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Frequently Asked Questions

  • What is CVE-2018-10881?

    CVE-2018-10881 is a vulnerability in the Linux kernel's ext4 filesystem that can be exploited by a local user to cause a denial of service and system crash.

  • How can this vulnerability be exploited?

    This vulnerability can be exploited by mounting and operating on a crafted ext4 filesystem image.

  • What is the severity of CVE-2018-10881?

    CVE-2018-10881 has a low severity rating.

  • How do I fix CVE-2018-10881?

    To fix CVE-2018-10881, update the affected Linux kernel packages to the specified versions.

  • Where can I find more information about CVE-2018-10881?

    You can find more information about CVE-2018-10881 in the provided references.

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