vulnerability
Ubuntu: (Multiple Advisories) (CVE-2022-42896): Linux kernel (OEM) vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:A/AC:M/Au:N/C:C/I:C/A:N) | Nov 23, 2022 | Dec 15, 2022 | Aug 18, 2025 |
Severity
7
CVSS
(AV:A/AC:M/Au:N/C:C/I:C/A:N)
Published
Nov 23, 2022
Added
Dec 15, 2022
Modified
Aug 18, 2025
Description
There are use-after-free vulnerabilities in the Linux kernel's net/bluetooth/l2cap_core.c's l2cap_connect and l2cap_le_connect_req functions which may allow code execution and leaking kernel memory (respectively) remotely via Bluetooth. A remote attacker could execute code leaking kernel memory via Bluetooth if within proximity of the victim.
We recommend upgrading past commit https://www.google.com/url https://github.com/torvalds/linux/commit/711f8c3fb3db61897080468586b970c87c61d9e4 https://www.google.com/url
Solutions
ubuntu-upgrade-linux-image-4-15-0-1060-dell300xubuntu-upgrade-linux-image-4-15-0-1113-oracleubuntu-upgrade-linux-image-4-15-0-1126-raspi2ubuntu-upgrade-linux-image-4-15-0-1134-kvmubuntu-upgrade-linux-image-4-15-0-1143-gcpubuntu-upgrade-linux-image-4-15-0-1144-snapdragonubuntu-upgrade-linux-image-4-15-0-1148-awsubuntu-upgrade-linux-image-4-15-0-1148-aws-hweubuntu-upgrade-linux-image-4-15-0-1159-azureubuntu-upgrade-linux-image-4-15-0-202-genericubuntu-upgrade-linux-image-4-15-0-202-generic-lpaeubuntu-upgrade-linux-image-4-15-0-202-lowlatencyubuntu-upgrade-linux-image-4-4-0-1115-awsubuntu-upgrade-linux-image-4-4-0-1116-kvmubuntu-upgrade-linux-image-4-4-0-1153-awsubuntu-upgrade-linux-image-4-4-0-236-genericubuntu-upgrade-linux-image-4-4-0-236-lowlatencyubuntu-upgrade-linux-image-5-14-0-1056-oemubuntu-upgrade-linux-image-5-15-0-1013-gkeopubuntu-upgrade-linux-image-5-15-0-1023-ibmubuntu-upgrade-linux-image-5-15-0-1023-intel-iotgubuntu-upgrade-linux-image-5-15-0-1023-raspiubuntu-upgrade-linux-image-5-15-0-1023-raspi-nolpaeubuntu-upgrade-linux-image-5-15-0-1026-kvmubuntu-upgrade-linux-image-5-15-0-1027-gcpubuntu-upgrade-linux-image-5-15-0-1027-gkeubuntu-upgrade-linux-image-5-15-0-1027-oracleubuntu-upgrade-linux-image-5-15-0-1028-awsubuntu-upgrade-linux-image-5-15-0-1031-azureubuntu-upgrade-linux-image-5-15-0-1031-azure-fdeubuntu-upgrade-linux-image-5-15-0-58-genericubuntu-upgrade-linux-image-5-15-0-58-generic-64kubuntu-upgrade-linux-image-5-15-0-58-generic-lpaeubuntu-upgrade-linux-image-5-15-0-58-lowlatencyubuntu-upgrade-linux-image-5-15-0-58-lowlatency-64kubuntu-upgrade-linux-image-5-17-0-1025-oemubuntu-upgrade-linux-image-5-19-0-1012-raspiubuntu-upgrade-linux-image-5-19-0-1012-raspi-nolpaeubuntu-upgrade-linux-image-5-19-0-1015-gcpubuntu-upgrade-linux-image-5-19-0-1015-ibmubuntu-upgrade-linux-image-5-19-0-1015-lowlatencyubuntu-upgrade-linux-image-5-19-0-1015-lowlatency-64kubuntu-upgrade-linux-image-5-19-0-1015-oracleubuntu-upgrade-linux-image-5-19-0-1016-kvmubuntu-upgrade-linux-image-5-19-0-1017-awsubuntu-upgrade-linux-image-5-19-0-1017-azureubuntu-upgrade-linux-image-5-19-0-29-genericubuntu-upgrade-linux-image-5-19-0-29-generic-64kubuntu-upgrade-linux-image-5-19-0-29-generic-lpaeubuntu-upgrade-linux-image-5-19-0-32-genericubuntu-upgrade-linux-image-5-19-0-32-generic-64kubuntu-upgrade-linux-image-5-19-0-32-generic-lpaeubuntu-upgrade-linux-image-5-4-0-1042-ibmubuntu-upgrade-linux-image-5-4-0-1058-bluefieldubuntu-upgrade-linux-image-5-4-0-1062-gkeopubuntu-upgrade-linux-image-5-4-0-1079-raspiubuntu-upgrade-linux-image-5-4-0-1084-kvmubuntu-upgrade-linux-image-5-4-0-1092-oracleubuntu-upgrade-linux-image-5-4-0-1094-awsubuntu-upgrade-linux-image-5-4-0-1094-gkeubuntu-upgrade-linux-image-5-4-0-1098-gcpubuntu-upgrade-linux-image-5-4-0-1101-azureubuntu-upgrade-linux-image-5-4-0-137-genericubuntu-upgrade-linux-image-5-4-0-137-generic-lpaeubuntu-upgrade-linux-image-5-4-0-137-lowlatencyubuntu-upgrade-linux-image-6-0-0-1008-oemubuntu-upgrade-linux-image-6-0-0-1012-oemubuntu-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-aws-lts-22-04ubuntu-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-azure-lts-22-04ubuntu-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-64k-hwe-22-04ubuntu-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-hwe-22-04ubuntu-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-lpae-hwe-22-04ubuntu-upgrade-linux-image-generic-lts-xenialubuntu-upgrade-linux-image-gkeubuntu-upgrade-linux-image-gke-5-15ubuntu-upgrade-linux-image-gke-5-4ubuntu-upgrade-linux-image-gkeopubuntu-upgrade-linux-image-gkeop-5-15ubuntu-upgrade-linux-image-gkeop-5-4ubuntu-upgrade-linux-image-ibmubuntu-upgrade-linux-image-ibm-lts-20-04ubuntu-upgrade-linux-image-intel-iotgubuntu-upgrade-linux-image-kvmubuntu-upgrade-linux-image-lowlatencyubuntu-upgrade-linux-image-lowlatency-64kubuntu-upgrade-linux-image-lowlatency-64k-hwe-20-04ubuntu-upgrade-linux-image-lowlatency-64k-hwe-22-04ubuntu-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-hwe-22-04ubuntu-upgrade-linux-image-lowlatency-lts-xenialubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu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References
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