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Fencer Intel
medium 5.5

CVE-2017-9150 json

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 rest…

published 2017-05-22 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-18088

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.3%
EPSS 1.3% chance of exploitation in 30 days, percentile 69%
public exploits
1
Exploit-DB

Summary

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.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.9.30-1

debian advisories DEBIAN-CVE-2017-9150

  • linux Ubuntu 16.04 LTS 4.4.0-87.110
  • linux-aws Ubuntu 16.04 LTS 4.4.0-1026.35
  • linux-gke Ubuntu 16.04 LTS 4.4.0-1022.22
  • linux-hwe Ubuntu 16.04 LTS 4.10.0-32.36~16.04.1
  • linux-raspi2 Ubuntu 16.04 LTS 4.4.0-1065.73
  • linux-lts-xenial Ubuntu 14.04 LTS 4.4.0-87.110~14.04.1
  • linux-snapdragon Ubuntu 16.04 LTS 4.4.0-1067.72

ubuntu advisories UBUNTU-CVE-2017-9150

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel-rt SLE Real Time 12 SP2 4.4.74-7.10.1
  • kernel-syms-rt SLE Real Time 12 SP2 4.4.74-7.10.1
  • kernel-rt_debug SLE Real Time 12 SP2 4.4.74-7.10.1
  • kernel-source-rt SLE Real Time 12 SP2 4.4.74-7.10.1
  • kernel-syms SLES for SAP 12 SP2, SLES for Raspberry Pi 12 SP2, SLES 12 SP2 +1 more 4.4.74-92.29.1
  • kernel-source SLES for SAP 12 SP2, SLES for Raspberry Pi 12 SP2, SLES 12 SP2 +1 more 4.4.74-92.29.1
  • kernel-default SLES for SAP 12 SP2, SLES for Raspberry Pi 12 SP2, SLES 12 SP2 +3 more 4.4.74-92.29.1
  • kernel-obs-build SLE Software Development Kit 12 SP2 4.4.74-92.29.1

suse advisories SUSE-SU-2017:1990-1SUSE-SU-2017:1853-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-9150 updated cvss 3.3

kernel: eBPF verifier log leaks lower half of map pointer

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-42048)
  2. Published

Exploit prediction

1.26% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-42048 Linux Kernel 4.11 - eBPF Verifier Log Leaks Lower Half of map Pointer dos, 2017-05-22

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.