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Medium 6.7Published Nov 17, 2021

CVE-2021-43975In the Linux kernel through 5.15.2, hw_atl_utils_fw_rpc_wait in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c allows an attacker (who can introduce a crafted device) to trigger an out-…

Updated under an hour ago ()

Does this affect you?

It affects linux_kernel and 10 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

In the Linux kernel through 5.15.2, hw_atl_utils_fw_rpc_wait in drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils.c allows an attacker (who can introduce a crafted device) to trigger an out-of-bounds write via a crafted length value.

CVSS
6.7 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
Not given
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
mitre
NVD analysis
Modified
Record last updated
Oct 8, 2026
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
linux linux_kernel
linux:linux_kernel
through 5.15.2
NVD
fedoraproject fedora
fedoraproject:fedora
34; 35
NVD
debian debian_linux
debian:debian_linux
9.0; 10.0
NVD
netapp cloud_backup
netapp:cloud_backup
all versions
NVD
netapp h500s_firmware
netapp:h500s_firmware
all versions
NVD
netapp h700s_firmware
netapp:h700s_firmware
all versions
NVD
netapp h300e_firmware
netapp:h300e_firmware
all versions
NVD
netapp h500e_firmware
netapp:h500e_firmware
all versions
NVD
netapp h700e_firmware
netapp:h700e_firmware
all versions
NVD
netapp h410s_firmware
netapp:h410s_firmware
all versions
NVD
netapp h410c_firmware
netapp:h410c_firmware
all versions
NVD

References

  • x-refsource-misc
  • x-refsource-misc
  • vendor-advisory, x-refsource-fedora
  • vendor-advisory, x-refsource-fedora
  • x-refsource-confirm
  • mailing-list, x-refsource-mlist
  • vendor-advisory, x-refsource-debian

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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