high
7.8
CWE
119 120
Advisory Published
Updated

CVE-2021-28952: Buffer Overflow

First published: Sat Mar 20 2021(Updated: )

An issue was discovered in the Linux kernel through 5.11.8. The sound/soc/qcom/sdm845.c soundwire device driver has a buffer overflow when an unexpected port ID number is encountered, aka CID-1c668e1c0a0f. (This has been fixed in 5.12-rc4.)

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Linux Kernel<=5.11.8
Red Hat Fedora=32
Red Hat Fedora=33
Red Hat Fedora=34
NetApp Cloud Backup
All of
NetApp A250
NetApp
All of
NetApp FAS 500F Firmware
NetApp AFF 500F Firmware
All of
NetApp FAS500F Firmware
NetApp FAS500F Firmware
All of
NetApp SolidFire Baseboard Management Controller Firmware
NetApp SolidFire
NetApp A250
NetApp
NetApp FAS 500F Firmware
NetApp AFF 500F Firmware
NetApp FAS500F Firmware
NetApp FAS500F Firmware
NetApp SolidFire Baseboard Management Controller Firmware
NetApp SolidFire
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

Remedy

https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1c668e1c0a0f74472469cd514f40c9012b324c31

Remedy

https://lore.kernel.org/alsa-devel/20210309142129.14182-2-srinivas.kandagatla@linaro.org/

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.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2021-28952?

    CVE-2021-28952 is considered a medium-severity vulnerability due to the buffer overflow issue it presents.

  • How do I fix CVE-2021-28952?

    To fix CVE-2021-28952, users should upgrade to Linux kernel version 5.12-rc4 or later.

  • What versions of the Linux kernel are affected by CVE-2021-28952?

    CVE-2021-28952 affects Linux kernel versions up to and including 5.11.8.

  • Can CVE-2021-28952 impact the performance of my system?

    Yes, CVE-2021-28952 can lead to unexpected behavior or crashes, potentially impacting system performance.

  • Is there a specific device driver impacted by CVE-2021-28952?

    CVE-2021-28952 specifically affects the sound/soc/qcom/sdm845.c soundwire device driver.

Company

Resources

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