CVE-2023-21255

high

Description

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.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-24-165-06

https://www.debian.org/security/2023/dsa-5480

https://source.android.com/security/bulletin/2023-07-01

https://security.netapp.com/advisory/ntap-20240119-0010/

https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html

https://android.googlesource.com/kernel/common/+/1ca1130ec62d

Details

Source: Mitre, NVD

Published: 2023-07-13

Updated: 2024-01-19

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High