CVE-2017-9150

 

Published at: - 23-05-2017 12:29

Last modified: - 26-10-2022 01:44

Total changes: - 3

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.

Common Vulnerability Scoring System (CVSS)

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

 

Verification logic

 

Reference

• https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db07
• https://bugs.chromium.org/p/project-zero/issues/detail?id=1251
• http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1
• http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0e57697f162da4aa218b5feafe614fb666db07
• 98635-
• 42048-
• https://source.android.com/security/bulletin/2017-09-01

 

Keywords

NVD

 

CVE-2017-9150

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures