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 Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 | |
| Linux Kernel | <=5.11.8 | |
| Fedora | =32 | |
| Fedora | =33 | |
| Fedora | =34 | |
| netapp cloud backup | ||
| All of | ||
| netapp a250 firmware | ||
| netapp a250 | ||
| All of | ||
| netapp aff 500f firmware | ||
| netapp aff 500f | ||
| All of | ||
| netapp fas 500f firmware | ||
| netapp fas 500f | ||
| All of | ||
| netapp solidfire baseboard management controller firmware | ||
| netapp solidfire baseboard management controller | ||
| netapp a250 firmware | ||
| netapp a250 | ||
| netapp aff 500f firmware | ||
| netapp aff 500f | ||
| netapp fas 500f firmware | ||
| netapp fas 500f | ||
| netapp solidfire baseboard management controller firmware | ||
| netapp solidfire baseboard management controller |
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Reference Links
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1c668e1c0a0f74472469cd514f40c9012b324c31
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/
- https://lore.kernel.org/alsa-devel/20210309142129.14182-2-srinivas.kandagatla@linaro.org/
- https://security.netapp.com/advisory/ntap-20210430-0003/
- https://launchpad.net/bugs/cve/CVE-2021-28952
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VCKIOXCOZGXBEZMO5LGGV5MWCHO6FT3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PTRNPQTZ4GVS46SZ4OBXY5YDOGVPSTGQ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/T2S3I4SLRNRUQDOFYUS6IUAZMQNMPNLG/
- https://lore.kernel.org/alsa-devel/20210309142129.14182-2-srinivas.kandagatla%40linaro.org/
- https://git.kernel.org/linus/1c668e1c0a0f74472469cd514f40c9012b324c31
- https://security-tracker.debian.org/tracker/CVE-2021-28952
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28952
- https://nvd.nist.gov/vuln/detail/CVE-2021-28952
- https://ubuntu.com/security/CVE-2021-28952
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.
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- canonical/netapp solidfire baseboard management controller