Vulnerability Description
The do_check function in kernel/bpf/verifier.c in the Linux kernel before 4.11.1 does not make the allow_ptr_leaks value available for restricting the output of the print_bpf_insn function, which allows local users to obtain sensitive address information via crafted bpf system calls.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 4.10.9 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0e57Issue TrackingPatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1Release NotesVendor Advisory
- http://www.securityfocus.com/bid/98635
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1251Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db0Issue TrackingPatchThird Party Advisory
- https://source.android.com/security/bulletin/2017-09-01
- https://www.exploit-db.com/exploits/42048/
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0e57Issue TrackingPatchThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1Release NotesVendor Advisory
- http://www.securityfocus.com/bid/98635
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1251Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db0Issue TrackingPatchThird Party Advisory
- https://source.android.com/security/bulletin/2017-09-01
- https://www.exploit-db.com/exploits/42048/
FAQ
What is CVE-2017-9150?
CVE-2017-9150 is a vulnerability with a CVSS score of 5.5 (MEDIUM). The do_check function in kernel/bpf/verifier.c in the Linux kernel before 4.11.1 does not make the allow_ptr_leaks value available for restricting the output of the print_bpf_insn function, which allo...
How severe is CVE-2017-9150?
CVE-2017-9150 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-9150?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.