vulnerability
Ubuntu: (Multiple Advisories) (CVE-2023-20938): Linux kernel vulnerabilities
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | Feb 28, 2023 | Mar 22, 2023 | Aug 18, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Feb 28, 2023
Added
Mar 22, 2023
Modified
Aug 18, 2025
Description
In binder_transaction_buffer_release of binder.c, there is a possible use after free due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-257685302References: Upstream kernel
Solutions
ubuntu-upgrade-linux-image-5-15-0-1020-gkeopubuntu-upgrade-linux-image-5-15-0-1029-raspiubuntu-upgrade-linux-image-5-15-0-1029-raspi-nolpaeubuntu-upgrade-linux-image-5-15-0-1030-ibmubuntu-upgrade-linux-image-5-15-0-1030-intel-iotgubuntu-upgrade-linux-image-5-15-0-1033-gkeubuntu-upgrade-linux-image-5-15-0-1033-kvmubuntu-upgrade-linux-image-5-15-0-1034-gcpubuntu-upgrade-linux-image-5-15-0-1035-oracleubuntu-upgrade-linux-image-5-15-0-1036-awsubuntu-upgrade-linux-image-5-15-0-1038-azureubuntu-upgrade-linux-image-5-15-0-1038-azure-fdeubuntu-upgrade-linux-image-5-15-0-72-genericubuntu-upgrade-linux-image-5-15-0-72-generic-64kubuntu-upgrade-linux-image-5-15-0-72-generic-lpaeubuntu-upgrade-linux-image-5-15-0-72-lowlatencyubuntu-upgrade-linux-image-5-15-0-72-lowlatency-64kubuntu-upgrade-linux-image-5-4-0-1045-ibmubuntu-upgrade-linux-image-5-4-0-1059-bluefieldubuntu-upgrade-linux-image-5-4-0-1065-gkeopubuntu-upgrade-linux-image-5-4-0-1081-raspiubuntu-upgrade-linux-image-5-4-0-1087-kvmubuntu-upgrade-linux-image-5-4-0-1094-oracleubuntu-upgrade-linux-image-5-4-0-1095-gkeubuntu-upgrade-linux-image-5-4-0-1097-awsubuntu-upgrade-linux-image-5-4-0-1101-gcpubuntu-upgrade-linux-image-5-4-0-1104-azureubuntu-upgrade-linux-image-5-4-0-144-genericubuntu-upgrade-linux-image-5-4-0-144-generic-lpaeubuntu-upgrade-linux-image-5-4-0-144-lowlatencyubuntu-upgrade-linux-image-awsubuntu-upgrade-linux-image-aws-lts-20-04ubuntu-upgrade-linux-image-aws-lts-22-04ubuntu-upgrade-linux-image-azureubuntu-upgrade-linux-image-azure-cvmubuntu-upgrade-linux-image-azure-fdeubuntu-upgrade-linux-image-azure-lts-20-04ubuntu-upgrade-linux-image-azure-lts-22-04ubuntu-upgrade-linux-image-bluefieldubuntu-upgrade-linux-image-gcpubuntu-upgrade-linux-image-gcp-lts-20-04ubuntu-upgrade-linux-image-gcp-lts-22-04ubuntu-upgrade-linux-image-genericubuntu-upgrade-linux-image-generic-64kubuntu-upgrade-linux-image-generic-64k-hwe-20-04ubuntu-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-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-intelubuntu-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-hwe-18-04ubuntu-upgrade-linux-image-lowlatency-hwe-20-04ubuntu-upgrade-linux-image-oemubuntu-upgrade-linux-image-oem-20-04ubuntu-upgrade-linux-image-oem-20-04bubuntu-upgrade-linux-image-oem-20-04cubuntu-upgrade-linux-image-oem-20-04dubuntu-upgrade-linux-image-oem-osp1ubuntu-upgrade-linux-image-oracleubuntu-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-snapdragon-hwe-18-04ubuntu-upgrade-linux-image-virtualubuntu-upgrade-linux-image-virtual-hwe-18-04ubuntu-upgrade-linux-image-virtual-hwe-20-04
References
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