CVE-2015-8812

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 3 sources updated this weekElevated
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 15%CVSS: 9.8Exploit: Elevated riskExposed services: Not assessed

A fix is available — apply it.

drivers/infiniband/hw/cxgb3/iwch_cm.c in the Linux kernel before 4.5 does not properly identify error conditions, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via crafted packets.

CVSS v3
9.8
EG Score
9.8CRITICALmedium confidence
EG Risk
65
EG Risk 65/100CISA SSVC

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
Severity98% × 45%
Exploitation40% × 40%
Automatability30% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
15%
EPSS %ILE
96th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation public PoC (EG-KEV: elevated) · Automatable unknown (not published for this CVE) · Technical impact total (CVSS ≥ 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

April 27, 2016

Last Modified

June 17, 2026

Advisory Details (1)

Auto-updated Sep 30, 2026
Patch available.
generic

iw_cxgb3: Fix incorrectly returning error on success - kernel/git/torvalds/linux.git - Linux kernel source tree

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=67f1aee6f45059fd6b0f5b0ecb2c97ad0451f6b3

Patch Availability(11)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
ubuntulinux-image-4.2.0-1028-raspi2 (4.2.0-1028.36) @ wily2026-05-20ubuntu
ubuntulinux-image-extra-3.13.0-85-generic (3.13.0-85.129) @ trusty2026-05-20ubuntu
ubuntulinux-image-3.2.0-1480-omap4 (3.2.0-1480.106) @ precise2026-05-20ubuntu
ubuntulinux-image-3.13.0-85-generic-lpae (3.13.0-85.129~precise1) @ precise2026-05-20ubuntu
ubuntulinux-image-extra-4.2.0-35-generic (4.2.0-35.40~14.04.1) @ trusty2026-05-20ubuntu
ubuntulinux-image-extra-3.19.0-58-generic (3.19.0-58.64~14.04.1) @ trusty2026-05-20ubuntu
ubuntulinux-image-4.2.0-35-powerpc64-smp (4.2.0-35.40) @ wily2026-05-20ubuntu
ubuntulinux-image-extra-3.16.0-69-generic (3.16.0-69.89~14.04.1) @ trusty2026-05-20ubuntu
ubuntulinux-image-3.2.0-102-virtual (3.2.0-102.142) @ precise2026-05-20ubuntu
redhatkernel-rt-0:3.10.0-514.rt56.420.el72016-11-03redhat
redhatkernel-0:3.10.0-514.el72016-11-03redhat

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

(7 across 7 ecosystems)
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
linux—
  • every version up to 4.4.2-1: fixed in 4.4.2-1
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
linux—
  • every version up to 4.4.2-1: fixed in 4.4.2-1
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
linux—
  • every version up to 4.4.2-1: fixed in 4.4.2-1
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
linux—
  • every version up to 4.4.2-1: fixed in 4.4.2-1
—
Debian:6.0(1)
PackageVulnerable rangeFix by version rangeDependents
linux-2.62.6.32-30 ... 2.6.32-48squeeze9 (45 versions)
  • every version up to 2.6.32-48squeeze20: fixed in 2.6.32-48squeeze20
—
Debian:7(1)
PackageVulnerable rangeFix by version rangeDependents
linux3.2.41-2 ... 3.2.73-2+deb7u2~bpo60+1 (56 versions)
  • every version up to 3.2.73-2+deb7u3: fixed in 3.2.73-2+deb7u3
—
Debian:8(1)
PackageVulnerable rangeFix by version rangeDependents
linux3.16.7-ckt11-1 ... 3.16.7-ckt9-3~deb8u1~bpo70+1 (24 versions)
  • every version up to 3.16.7-ckt20-1+deb8u4: fixed in 3.16.7-ckt20-1+deb8u4
—

All Vendor Advisories

(11)

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 5× in last 7d / 20× 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 165 total refreshes for this CVE.

  1. 2026-10-04 23:15 UTCOSV refresh
  2. 2026-10-03 14:21 UTCEPSS rescore
  3. 2026-09-30 14:58 UTCEPSS rescore
  4. 2026-09-30 14:58 UTCEPSS rescore
  5. 2026-09-30 09:08 UTCEG score recompute
  6. 2026-09-28 13:45 UTCEPSS rescore
  7. 2026-09-27 13:40 UTCEPSS rescore
  8. 2026-09-26 15:53 UTCEPSS rescore
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  11. 2026-09-19 15:35 UTCEPSS rescore
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  14. 2026-09-15 07:54 UTCOSV refresh
  15. 2026-09-15 03:05 UTCEPSS rescore
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  24. 2026-09-01 03:31 UTCEPSS rescore
  25. 2026-08-27 14:20 UTCEPSS rescore
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  1. 2026-08-27 07:23 UTCOSV refresh
  2. 2026-08-26 14:41 UTCEPSS rescore
  3. 2026-08-25 13:44 UTCEPSS rescore
  4. 2026-08-23 00:13 UTCEPSS rescore
  5. 2026-08-21 23:44 UTCEPSS rescore
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  11. 2026-08-15 01:25 UTCEPSS rescore
  12. 2026-08-12 13:46 UTCEPSS rescore
  13. 2026-08-11 13:36 UTCEPSS rescore
  14. 2026-08-10 20:38 UTCOSV refresh
  15. 2026-08-09 13:42 UTCEPSS rescore
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  17. 2026-08-07 16:22 UTCEPSS rescore
  18. 2026-08-06 13:42 UTCEPSS rescore
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  22. 2026-07-30 01:26 UTCEPSS rescore
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  24. 2026-07-28 15:31 UTCEPSS rescore
  25. 2026-07-26 14:50 UTCEPSS rescore
  26. 2026-07-25 21:01 UTCOSV refresh
  27. 2026-07-25 14:13 UTCEPSS rescore
  28. 2026-07-24 14:13 UTCEPSS rescore
  29. 2026-07-23 14:14 UTCEPSS rescore
  30. 2026-07-23 01:20 UTCEG score recompute
  31. 2026-07-23 00:21 UTCEG score recompute
  32. 2026-07-22 22:00 UTCEG score recompute
  33. 2026-07-22 14:04 UTCEPSS rescore
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  44. 2026-07-13 22:26 UTCEPSS rescore
  45. 2026-07-13 22:26 UTCEPSS rescore
  46. 2026-07-12 05:42 UTCEPSS rescore
  47. 2026-07-11 08:23 UTCEPSS rescore
  48. 2026-07-09 19:05 UTCEPSS rescore
  49. 2026-07-09 19:05 UTCEPSS rescore
  50. 2026-07-08 15:15 UTCOSV refresh
  51. 2026-07-08 15:10 UTCEPSS rescore
  52. 2026-07-07 13:42 UTCEPSS rescore
  53. 2026-07-07 13:42 UTCEPSS rescore
  54. 2026-07-06 02:20 UTCEPSS rescore
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  58. 2026-06-30 23:19 UTCEPSS rescore
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  63. 2026-06-28 04:53 UTCEPSS rescore
  64. 2026-06-27 03:05 UTCEPSS rescore
  65. 2026-06-25 13:47 UTCEPSS rescore
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  69. 2026-06-23 21:30 UTCEPSS rescore
  70. 2026-06-22 14:23 UTCEPSS rescore
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  72. 2026-06-21 01:57 UTCEPSS rescore
  73. 2026-06-21 01:57 UTCEPSS rescore
  74. 2026-06-20 03:12 UTCOSV refresh
  75. 2026-06-19 19:23 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2015-8812?
CVE-2015-8812 is a critical vulnerability published on April 27, 2016. drivers/infiniband/hw/cxgb3/iwch_cm.c in the Linux kernel before 4.5 does not properly identify error conditions, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via crafted packets.
When was CVE-2015-8812 disclosed?
CVE-2015-8812 was first published 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-2015-8812 actively exploited?
CVE-2015-8812 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 15% probability of exploitation in the next 30 days (96th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2015-8812?
CVE-2015-8812 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2015-8812?
A fix for CVE-2015-8812 is available: update to the fixed version the vendor names in its advisory.

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