linux: In several functions of binder.c, there is a possible way to represent the wrong domain to SELinux due to a race cond...
CVE-2021-39686 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-39686, released March 16, 2022. It is not reported as exploited. Patch Radar priority: High.
In several functions of binder.c, there is a possible way to represent the wrong domain to SELinux due to a race condition. 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-200688826References: Upstream kernel
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 5.15.15-1 | DEBIAN-CVE-2021-39686 | Mar 16, 2022 |
| linux · Debian 13.5 (trixie) | 5.15.15-1 | DEBIAN-CVE-2021-39686 | Mar 16, 2022 |
| linux · Debian 14 | 5.15.15-1 | DEBIAN-CVE-2021-39686 | Mar 16, 2022 |
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