CWE
416 362
Advisory Published
Advisory Published

RHSA-2019:0641: Important: kernel-rt security and bug fix update

First published: Tue Mar 26 2019(Updated: )

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.<br>Security Fix(es):<br><li> kernel: MIDI driver race condition leads to a double-free (CVE-2018-10902)</li> <li> kernel: net/rxrpc: overflow in decoding of krb5 principal (CVE-2017-7482)</li> <li> kernel: Missing length check of payload in net/sctp/sm_make_chunk.c:_sctp_make_chunk() function allows denial of service (CVE-2018-5803)</li> <li> kernel: use-after-free in ntfs_read_locked_inode in the ntfs.ko (CVE-2018-12929)</li> <li> kernel: stack-based out-of-bounds write in ntfs_end_buffer_async_read in the ntfs.ko (CVE-2018-12930)</li> <li> kernel: stack-based out-of-bounds write in ntfs_attr_find in the ntfs.ko (CVE-2018-12931)</li> For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.<br>Bug Fix(es):<br><li> Remove the NTFS module from the MRG 2.5.x realtime kernel (BZ#1674523)</li> <li> update the MRG 2.5.z 3.10 kernel-rt sources (BZ#1674935)</li> Users of kernel-rt are advised to upgrade to these updated packages, which fix these bugs.

Affected SoftwareAffected VersionHow to fix
redhat/kernel-rt<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-debug<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-debug-debuginfo<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-debug-devel<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-debuginfo<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-devel<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-doc<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-firmware<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-trace<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-trace-debuginfo<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-trace-devel<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-vanilla<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-vanilla-debuginfo<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6
redhat/kernel-rt-vanilla-devel<3.10.0-693.46.1.rt56.639.el6
3.10.0-693.46.1.rt56.639.el6

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is the severity of RHSA-2019:0641?

    The severity of RHSA-2019:0641 is considered moderate due to the potential for a race condition leading to a double-free issue.

  • How do I fix RHSA-2019:0641?

    To fix RHSA-2019:0641, upgrade to the latest kernel-rt packages provided by Red Hat, specifically version 3.10.0-693.46.1.rt56.639.el6.

  • What systems are affected by RHSA-2019:0641?

    RHSA-2019:0641 affects systems running Red Hat Enterprise Linux with kernel-rt versions prior to 3.10.0-693.46.1.rt56.639.el6.

  • What vulnerabilities are addressed in RHSA-2019:0641?

    RHSA-2019:0641 addresses a race condition in the MIDI driver (CVE-2018-10902) among other security issues.

  • Is a reboot required after applying the fix for RHSA-2019:0641?

    Yes, a reboot is typically required to ensure the new kernel-rt packages take effect after applying the fix for RHSA-2019:0641.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203