cbcvebase.
CVE-2023-20928
published 2023-01-26

CVE-2023-20928: In binder_vma_close of binder.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no…

PriorityP341high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.18%
7.8th percentile
In binder_vma_close of binder.c, there is a possible use after free due to improper locking. 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-254837884References: Upstream kernel

Affected

7 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 5.19.6-1 (bookworm)linux 5.19.6-1 (bookworm)
googleandroid
linuxlinux_kernel>= 0 < 5.10.158-15.10.158-1
linuxlinux_kernel>= 0 < 5.19.6-15.19.6-1
linuxlinux_kernel>= 0 < 5.19.6-15.19.6-1
linuxlinux_kernel>= 0 < 5.19.6-15.19.6-1
linuxlinux_kernel>= 0 < 5.4.0-139.1565.4.0-139.156

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv7.8HIGH
vendor_debian7.8HIGH
vendor_ubuntu6.6MEDIUM
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