CVE-2015-7515

MEDIUMNVD 4.64.6—
EchelonGraph scoreMEDIUM confidence

Score 4.6 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 4.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
4.6EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 4.6Exploit: Elevated riskExposed: 0

A fix is available — apply it.

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.

CVSS v3
4.6
EG Score
4.6(medium)
EG Risk
41(Track)
EG Risk 41/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity46% × 45%
Exploitation40% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
77%
KEV
Not listed

Published

April 27, 2016

Last Modified

June 17, 2026

References (38)

Patch Availability(9)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulinux-image-3.2.0-1480-omap4 (3.2.0-1480.106) @ precise2026-05-22ubuntu
ubuntulinux-image-3.2.0-102-virtual (3.2.0-102.142) @ precise2026-05-22ubuntu
ubuntulinux-image-3.13.0-86-generic-lpae (3.13.0-86.130~precise1) @ precise2026-05-22ubuntu
ubuntulinux-image-4.2.0-1029-raspi2 (4.2.0-1029.37) @ wily2026-05-22ubuntu
ubuntulinux-image-4.2.0-36-powerpc64-smp (4.2.0-36.41) @ wily2026-05-22ubuntu
ubuntulinux-image-extra-4.2.0-36-generic (4.2.0-36.41~14.04.1) @ trusty2026-05-22ubuntu
ubuntulinux-image-extra-3.19.0-59-generic (3.19.0-59.65~14.04.1) @ trusty2026-05-22ubuntu
ubuntulinux-image-extra-3.16.0-71-generic (3.16.0-71.91~14.04.1) @ trusty2026-05-22ubuntu
ubuntulinux-image-extra-3.13.0-86-generic (3.13.0-86.130) @ trusty2026-05-22ubuntu

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(5 across 5 ecosystems)
Debian:11(1)
PackageVulnerable rangeFixed inDependents
linux—4.4.2-1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
linux—4.4.2-1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
linux—4.4.2-1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
linux—4.4.2-1—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
linux3.16.7-ckt11-1 ... 3.16.7-ckt9-3~deb8u1~bpo70+1 (30 versions)3.16.7-ckt25-2+deb8u2—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(9)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 6× in last 7d / 21× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 147 total refreshes for this CVE.

  1. 2026-09-19 01:06 UTCOSV refresh
  2. 2026-09-18 19:22 UTCEPSS rescore
  3. 2026-09-17 19:21 UTCEPSS rescore
  4. 2026-09-15 03:05 UTCEPSS rescore
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  14. 2026-09-01 03:31 UTCEPSS rescore
  15. 2026-08-31 04:54 UTCOSV refresh
  16. 2026-08-27 14:20 UTCEPSS rescore
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  1. 2026-08-15 01:25 UTCEPSS rescore
  2. 2026-08-14 12:24 UTCOSV refresh
  3. 2026-08-12 13:46 UTCEPSS rescore
  4. 2026-08-11 13:36 UTCEPSS rescore
  5. 2026-08-09 13:42 UTCEPSS rescore
  6. 2026-08-08 16:32 UTCEPSS rescore
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  8. 2026-08-06 13:42 UTCEPSS rescore
  9. 2026-08-05 19:12 UTCEPSS rescore
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  11. 2026-08-04 10:31 UTCEPSS rescore
  12. 2026-08-01 04:11 UTCEPSS rescore
  13. 2026-07-30 01:26 UTCEPSS rescore
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  15. 2026-07-30 01:07 UTCOSV refresh
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  20. 2026-07-23 14:14 UTCEPSS rescore
  21. 2026-07-23 01:19 UTCEG score recompute
  22. 2026-07-23 00:21 UTCEG score recompute
  23. 2026-07-22 21:59 UTCEG score recompute
  24. 2026-07-22 14:04 UTCEPSS rescore
  25. 2026-07-21 15:21 UTCEPSS rescore
  26. 2026-07-21 15:21 UTCEPSS rescore
  27. 2026-07-20 17:03 UTCEPSS rescore
  28. 2026-07-19 14:27 UTCEPSS rescore
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  30. 2026-07-19 02:26 UTCEPSS rescore
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  36. 2026-07-15 01:56 UTCEPSS rescore
  37. 2026-07-13 22:26 UTCEPSS rescore
  38. 2026-07-13 22:26 UTCEPSS rescore
  39. 2026-07-12 10:08 UTCOSV refresh
  40. 2026-07-12 05:42 UTCEPSS rescore
  41. 2026-07-11 08:23 UTCEPSS rescore
  42. 2026-07-09 19:05 UTCEPSS rescore
  43. 2026-07-09 19:05 UTCEPSS rescore
  44. 2026-07-08 15:10 UTCEPSS rescore
  45. 2026-07-07 13:42 UTCEPSS rescore
  46. 2026-07-07 13:42 UTCEPSS rescore
  47. 2026-07-06 16:24 UTCEPSS rescore
  48. 2026-07-06 02:20 UTCEPSS rescore
  49. 2026-07-05 02:26 UTCEPSS rescore
  50. 2026-07-04 06:28 UTCEPSS rescore
  51. 2026-07-01 15:02 UTCEPSS rescore
  52. 2026-06-30 23:19 UTCEPSS rescore
  53. 2026-06-30 23:19 UTCEPSS rescore
  54. 2026-06-29 14:03 UTCEPSS rescore
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  56. 2026-06-28 14:04 UTCEPSS rescore
  57. 2026-06-28 04:53 UTCEPSS rescore
  58. 2026-06-27 03:05 UTCEPSS rescore
  59. 2026-06-25 13:47 UTCEPSS rescore
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  63. 2026-06-23 21:30 UTCEPSS rescore
  64. 2026-06-23 15:50 UTCOSV refresh
  65. 2026-06-22 14:23 UTCEPSS rescore
  66. 2026-06-22 14:23 UTCEPSS rescore
  67. 2026-06-21 14:54 UTCEPSS rescore
  68. 2026-06-21 14:54 UTCEPSS rescore
  69. 2026-06-21 01:57 UTCEPSS rescore
  70. 2026-06-21 01:57 UTCEPSS rescore
  71. 2026-06-19 19:23 UTCEPSS rescore
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  73. 2026-06-18 17:50 UTCEPSS rescore
  74. 2026-06-17 17:50 UTCEPSS rescore
  75. 2026-06-17 17:49 UTCEPSS rescore

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Exploit-DBEDB-39544
    First seen Mar 9, 2016

    Linux Kernel 3.10.0 (CentOS / RHEL 7.1) - 'aiptek' Nullpointer Dereference

    Open source ↗

Frequently asked(5)

What is CVE-2015-7515?
CVE-2015-7515 is a medium vulnerability published on April 27, 2016. 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.
When was CVE-2015-7515 disclosed?
CVE-2015-7515 was first published in the National Vulnerability Database on April 27, 2016, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-7515 actively exploited?
CVE-2015-7515 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 22.5% of all scored CVEs.
What is the CVSS score of CVE-2015-7515?
CVE-2015-7515 has a CVSS v3 base score of 4.6 (NVD).
How do I remediate CVE-2015-7515?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-7515, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2015-7515

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