CVE-2014-9870
Description
The Linux kernel before 3.11 on ARM platforms, as used in Android before 2016-08-05 on Nexus 5 and 7 (2013) devices, does not properly consider user-space access to the TPIDRURW register, which allows local users to gain privileges via a crafted application, aka Android internal bug 28749743 and Qualcomm internal bug CR561044.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2014-9870
Vendor advisory: security@android.com — https://source.codeaurora.org/quic/la/kernel/msm/commit/?id=4f57652fcd2dce7741f1ac6dc0417e2f265cd1de
Vendor advisory: security@android.com — https://github.com/torvalds/linux/commit/a4780adeefd042482f624f5e0d577bf9cdcbb760
Vendor advisory: security@android.com — http://source.android.com/security/bulletin/2016-08-01.html
Vendor advisory: security@android.com — http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a4780adeefd042482f624f5e0d577bf9cdcbb760
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 3.11.5-1 |
| debian | bullseye | fixed | 3.11.5-1 |
| debian | forky | fixed | 3.11.5-1 |
| debian | sid | fixed | 3.11.5-1 |
| debian | trixie | fixed | 3.11.5-1 |
| linux-kernel | affected | |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a4780adeefd042482f624f5e0d577bf9cdcbb760
- http://source.android.com/security/bulletin/2016-08-01.html
- http://www.securityfocus.com/bid/92219
- https://github.com/torvalds/linux/commit/a4780adeefd042482f624f5e0d577bf9cdcbb760
- https://source.codeaurora.org/quic/la/kernel/msm/commit/?id=4f57652fcd2dce7741f1ac6dc0417e2f265cd1de
- https://security-tracker.debian.org/tracker/CVE-2014-9870
CWEs
CWE-264
Verify integrity in audit chain (admin only). AS-IS.