Home/CVE/An issue was discovered in the Linux kernel through 5.11.8. The sound/soc/qcom/sdm845.c soundwire device driver has a bu
CVE

CVE-2021-28952

An issue was discovered in the Linux kernel through 5.11.8. The sound/soc/qcom/sdm845.c soundwire device driver has a bu

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.)

HIGH · CVSS 7.8 EPSS 0.00177
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
▤

Affected Products & Versions

7
linux kernel<= 5.11.8
fedoraproject fedoraall versions
netapp cloud backupall versions
netapp a250 firmwareall versions
netapp aff 500f firmwareall versions
netapp fas 500f firmwareall versions
netapp solidfire baseboard management controller firmwareall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD20 Mar 2021 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

7
suse-csafopenSUSE-SU-2021:1975-1
suse-csafopenSUSE-SU-2021:1977-1
suse-csafSUSE-SU-2021:1975-1
suse-csafSUSE-SU-2021:1977-1
usnUSN-4984-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=1c668e1c0a0f74472469cd514f40c9012b324c31PatchVendor Advisory
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://security.netapp.com/advisory/ntap-20210430-0003/Third Party Advisory
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