cbcvebase.
CVE-2023-21255
published 2023-07-13

CVE-2023-21255: In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no…

PriorityP341high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.19%
9.4th percentile
In multiple functions of binder.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected

11 ranges
VendorProductVersion rangeFixed in
debiandebian_linux
debiandebian_linux
debianlinux< linux 6.1.37-1 (bookworm)linux 6.1.37-1 (bookworm)
googleandroid
googleandroid
linuxlinux_kernel>= 0 < 5.10.191-15.10.191-1
linuxlinux_kernel>= 0 < 6.1.37-16.1.37-1
linuxlinux_kernel>= 0 < 6.3.7-16.3.7-1
linuxlinux_kernel>= 0 < 6.3.7-16.3.7-1
linuxlinux_kernel>= 0 < 5.4.0-162.1795.4.0-162.179
linuxlinux_kernel>= 0 < 5.15.0-83.925.15.0-83.92

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_ubuntu7.8HIGH
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.