CVE-2017-9150
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…
Does this matter?
A public exploit is published in Exploit-DB (verified), so the technical barrier is gone even though the severity is medium and EPSS is 1.3%. Treat it as high on anything reachable from the internet.
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 3.0
- 5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 1.26% probability · 69th percentile
- Public exploits
- 1 in Exploit-DB · verified · first 22 May 2017
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- linux/linux kernel
- Source
- cve@mitre.org
EPSS 1.3% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
Public exploits (1)
Entries in Exploit-DB that cite this CVE. Links go to the Exploit-DB page and to the file in the public repository; nothing is hosted here. A verified tick means the Exploit-DB team confirmed the exploit works against the stated version.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0e57697f162da4aa218b5feafe614fb666db07Issue Tracking, Patch, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1Release Notes, Vendor Advisory
- http://www.securityfocus.com/bid/98635
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1251Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db07Issue Tracking, Patch, Third 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=0d0e57697f162da4aa218b5feafe614fb666db07Issue Tracking, Patch, Third Party Advisory
- http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.1Release Notes, Vendor Advisory
- http://www.securityfocus.com/bid/98635
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1251Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/0d0e57697f162da4aa218b5feafe614fb666db07Issue Tracking, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-09-01
- https://www.exploit-db.com/exploits/42048/
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.