vulnerability
Ubuntu: (Multiple Advisories) (CVE-2021-4202): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Jan 25, 2022 | Feb 3, 2022 | Mar 22, 2023 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Jan 25, 2022
Added
Feb 3, 2022
Modified
Mar 22, 2023
Description
A use-after-free flaw was found in nci_request in net/nfc/nci/core.c in NFC Controller Interface (NCI) in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data race problem while the device is getting removed, leading to a privilege escalation problem.
Solution(s)
ubuntu-upgrade-linux-image-4-15-0-1035-dell300xubuntu-upgrade-linux-image-4-15-0-1087-oracleubuntu-upgrade-linux-image-4-15-0-1103-raspi2ubuntu-upgrade-linux-image-4-15-0-1107-kvmubuntu-upgrade-linux-image-4-15-0-1116-gcpubuntu-upgrade-linux-image-4-15-0-1120-snapdragonubuntu-upgrade-linux-image-4-15-0-1131-azureubuntu-upgrade-linux-image-4-15-0-169-genericubuntu-upgrade-linux-image-4-15-0-169-generic-lpaeubuntu-upgrade-linux-image-4-15-0-169-lowlatencyubuntu-upgrade-linux-image-4-4-0-1109-awsubuntu-upgrade-linux-image-4-4-0-1110-kvmubuntu-upgrade-linux-image-4-4-0-1145-awsubuntu-upgrade-linux-image-4-4-0-229-genericubuntu-upgrade-linux-image-4-4-0-229-lowlatencyubuntu-upgrade-linux-image-5-11-0-1028-azureubuntu-upgrade-linux-image-5-11-0-1028-oracleubuntu-upgrade-linux-image-5-11-0-1029-gcpubuntu-upgrade-linux-image-5-13-0-1011-kvmubuntu-upgrade-linux-image-5-13-0-1012-awsubuntu-upgrade-linux-image-5-13-0-1013-gcpubuntu-upgrade-linux-image-5-13-0-1016-oracleubuntu-upgrade-linux-image-5-13-0-1016-raspiubuntu-upgrade-linux-image-5-13-0-1016-raspi-nolpaeubuntu-upgrade-linux-image-5-13-0-1029-oemubuntu-upgrade-linux-image-5-13-0-28-genericubuntu-upgrade-linux-image-5-13-0-28-generic-64kubuntu-upgrade-linux-image-5-13-0-28-generic-lpaeubuntu-upgrade-linux-image-5-13-0-28-lowlatencyubuntu-upgrade-linux-image-5-4-0-100-genericubuntu-upgrade-linux-image-5-4-0-100-generic-lpaeubuntu-upgrade-linux-image-5-4-0-100-lowlatencyubuntu-upgrade-linux-image-5-4-0-1015-ibmubuntu-upgrade-linux-image-5-4-0-1028-bluefieldubuntu-upgrade-linux-image-5-4-0-1034-gkeopubuntu-upgrade-linux-image-5-4-0-1053-raspiubuntu-upgrade-linux-image-5-4-0-1056-kvmubuntu-upgrade-linux-image-5-4-0-1063-gkeubuntu-upgrade-linux-image-5-4-0-1064-oracleubuntu-upgrade-linux-image-5-4-0-1065-gcpubuntu-upgrade-linux-image-5-4-0-1066-awsubuntu-upgrade-linux-image-5-4-0-1070-azureubuntu-upgrade-linux-image-5-4-0-1070-azure-fdeubuntu-upgrade-linux-image-awsubuntu-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-fdeubuntu-upgrade-linux-image-azure-lts-18-04ubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-dell300xubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-18-04ubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-upgrade-linux-image-generic-hwe-16-04ubuntu-upgrade-linux-image-generic-hwe-18-04ubuntu-upgrade-linux-image-generic-hwe-20-04ubuntu-upgrade-linux-image-generic-lpaeubuntu-upgrade-linux-image-generic-lpae-hwe-18-04ubuntu-upgrade-linux-image-generic-lpae-hwe-20-04ubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-4ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-4ubuntu-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-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04cubuntu-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-raspi-nolpaeubuntu-upgrade-linux-image-raspi2ubuntu-upgrade-linux-image-snapdragonubuntu-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-virtual-hwe-20-04ubuntu-upgrade-linux-image-virtual-lts-xenial
References
- CVE-2021-4202
- https://attackerkb.com/topics/CVE-2021-4202
- NVD-CVE-2021-4202
- UBUNTU-USN-5265-1
- UBUNTU-USN-5266-1
- UBUNTU-USN-5278-1
- UBUNTU-USN-5294-1
- UBUNTU-USN-5294-2
- UBUNTU-USN-5295-1
- UBUNTU-USN-5295-2
- UBUNTU-USN-5297-1
- UBUNTU-USN-5298-1
- UBUNTU-USN-5337-1
- UBUNTU-USN-5338-1
- UBUNTU-USN-5361-1
- UBUNTU-USN-5362-1
- UBUNTU-USN-5368-1
- UBUNTU-USN-5377-1
- UBUNTU-USN-5500-1
- UBUNTU-USN-5505-1
- UBUNTU-USN-5513-1
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