vulnerability

Ubuntu: (Multiple Advisories) (CVE-2021-47101): Linux kernel vulnerabilities

Try Surface Command

Back to search

Severity	CVSS	Published	Added	Modified
6	(AV:L/AC:L/Au:S/C:C/I:N/A:C)	Mar 4, 2024	Dec 18, 2024	Aug 18, 2025

Severity

CVSS

(AV:L/AC:L/Au:S/C:C/I:N/A:C)

Published

Mar 4, 2024

Added

Dec 18, 2024

Modified

Aug 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

asix: fix uninit-value in asix_mdio_read()

asix_read_cmd() may read less than sizeof(smsr) bytes and in this case
smsr will be uninitialized.

Fail log:
BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline]
BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497
BUG: KMSAN: uninit-value in asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497
asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline]
asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497
asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497

Solutions

ubuntu-upgrade-linux-image-4-15-0-1134-fipsubuntu-upgrade-linux-image-4-15-0-1141-oracleubuntu-upgrade-linux-image-4-15-0-1162-kvmubuntu-upgrade-linux-image-4-15-0-1172-gcpubuntu-upgrade-linux-image-4-15-0-1179-awsubuntu-upgrade-linux-image-4-15-0-1187-azureubuntu-upgrade-linux-image-4-15-0-2080-gcp-fipsubuntu-upgrade-linux-image-4-15-0-2096-azure-fipsubuntu-upgrade-linux-image-4-15-0-2117-aws-fipsubuntu-upgrade-linux-image-4-15-0-236-genericubuntu-upgrade-linux-image-4-15-0-236-lowlatencyubuntu-upgrade-linux-image-5-4-0-1048-iotubuntu-upgrade-linux-image-5-4-0-1056-xilinx-zynqmpubuntu-upgrade-linux-image-5-4-0-1084-ibmubuntu-upgrade-linux-image-5-4-0-1097-bluefieldubuntu-upgrade-linux-image-5-4-0-1121-raspiubuntu-upgrade-linux-image-5-4-0-1125-kvmubuntu-upgrade-linux-image-5-4-0-1136-oracleubuntu-upgrade-linux-image-5-4-0-1137-awsubuntu-upgrade-linux-image-5-4-0-1141-gcpubuntu-upgrade-linux-image-5-4-0-1142-azureubuntu-upgrade-linux-image-5-4-0-204-genericubuntu-upgrade-linux-image-5-4-0-204-generic-lpaeubuntu-upgrade-linux-image-5-4-0-204-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-fipsubuntu-upgrade-linux-image-aws-hweubuntu-upgrade-linux-image-aws-lts-18-04ubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-fipsubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-fipsubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-fipsubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-lts-20-04ubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-hwe-16-04ubuntu-upgrade-linux-image-lowlatency-hwe-18-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-upgrade-linux-image-oracle-lts-18-04ubuntu-upgrade-linux-image-oracle-lts-20-04ubuntu-upgrade-linux-image-raspiubuntu-upgrade-linux-image-raspi-hwe-18-04ubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-16-04ubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-xilinx-zynqmp

References

NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.

Try it today