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Fencer Intel
medium 4.6

CVE-2015-7515 json

The aiptek_probe function in drivers/input/tablet/aiptek.c in the Linux kernel before 4.4 allows physically proximate attackers to cause a…

published 2016-04-27 10 y ago modified 2026-06-17 4 mo ago also EUVD-2015-7436

cvss
4.6
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
1
Exploit-DB

Summary

The aiptek_probe function in drivers/input/tablet/aiptek.c in the Linux kernel before 4.4 allows physically proximate attackers to cause a denial of service (NULL pointer dereference and system crash) via a crafted USB device that lacks endpoints.

Patch / fix

  • linux linux_kernel 4.4
  • linux Debian 14, Debian 13, Debian 12 4.4.2-1

debian advisories DEBIAN-CVE-2015-7515

  • linux Ubuntu 14.04 LTS 3.13.0-86.130
  • linux-lts-wily Ubuntu 14.04 LTS 4.2.0-36.41~14.04.1
  • linux-lts-vivid Ubuntu 14.04 LTS 3.19.0-59.65~14.04.1
  • linux-lts-utopic Ubuntu 14.04 LTS 3.16.0-71.91~14.04.1

ubuntu advisories UBUNTU-CVE-2015-7515

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-ec2 SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-xen SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-syms SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-trace SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-bigsmp SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-source SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-default SLES 11 SP3-LTSS, OpenStack Cloud 5, Manager Proxy 2.1 +1 more 3.0.101-0.47.79.1
  • kernel-rt SLE Real Time 11 SP4 3.0.101.rt130-51.1

suse advisories SUSE-SU-2016:2074-1SUSE-SU-2016:1203-1SUSE-SU-2016:1102-1SUSE-SU-2016:0911-1

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-2015-7515 updated cvss 4.0

kernel: aiptek: crash on invalid USB device descriptors

  • 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
    affected: no fix planned “Will not fix”

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-39544)
  2. Published

Exploit prediction

1.80% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-39544 Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'aiptek' Nullpointer Dereference dos, 2016-03-09

CVSS scores

assigned by version score vector
NVD 3.1 4.6 CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
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.