CVE-2015-8967
high
CVSS v3
7.8
CVSS v2
9.3
VIR risk
7.8
Description
arch/arm64/kernel/sys.c in the Linux kernel before 4.0 allows local users to bypass the "strict page permissions" protection mechanism and modify the system-call table, and consequently gain privileges, by leveraging write access.
Predictions
Exploit likelihood
75%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2015-8967
Vendor advisory: security@android.com — https://github.com/torvalds/linux/commit/c623b33b4e9599c6ac5076f7db7369eb9869aa04
Vendor advisory: security@android.com — http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c623b33b4e9599c6ac5076f7db7369eb9869aa04
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 4.0.2-1 |
| debian | bullseye | fixed | 4.0.2-1 |
| debian | forky | fixed | 4.0.2-1 |
| debian | sid | fixed | 4.0.2-1 |
| debian | trixie | fixed | 4.0.2-1 |
| linux-kernel | affected | |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c623b33b4e9599c6ac5076f7db7369eb9869aa04
- http://source.android.com/security/bulletin/2016-12-01.html
- http://www.securityfocus.com/bid/94680
- https://github.com/torvalds/linux/commit/c623b33b4e9599c6ac5076f7db7369eb9869aa04
- https://security-tracker.debian.org/tracker/CVE-2015-8967
CWEs
CWE-264
Verify integrity in audit chain (admin only). AS-IS.