CRITICAL
NaCl in 2015 allowed the CLFLUSH instruction, making rowhammer attacks possible
Published Feb 25, 2020
10.0
CRITICALCVSS 3.1
EPSS 13.57%
Description
NaCl in 2015 allowed the CLFLUSH instruction, making rowhammer attacks possible.
Affected products
-
- Version 2015StatusaffectedConstraints-
- Version
- 2015
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
10.0 CRITICAL NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
10.0 HIGH NVD
AV:N/AC:L/Au:N/C:C/I:C/A:C
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
13.57% 0.13573
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.13573
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (30 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.57% (0.13573) | 96.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 13.25% (0.13253) | 95.88th | v5 (v2026.06.15) |
| Jun 11, 2026 | 6.85% (0.06851) | 91.56th | v4 (v2025.03.14) |
| Feb 13, 2026 | 18.74% (0.18740) | 95.11th | v4 (v2025.03.14) |
| Sep 29, 2025 | 23.02% (0.23019) | 95.73th | v4 (v2025.03.14) |
| Aug 9, 2025 | 27.78% (0.27784) | 96.25th | v4 (v2025.03.14) |
| Jun 26, 2025 | 25.12% (0.25125) | 95.90th | v4 (v2025.03.14) |
| Mar 30, 2025 | 20.72% (0.20721) | 95.11th | v4 (v2025.03.14) |
| Mar 29, 2025 | 29.85% (0.29850) | 94.70th | v4 (v2025.03.14) |
| Mar 17, 2025 | 20.72% (0.20721) | 95.13th | v4 (v2025.03.14) |
| Mar 8, 2025 | 6.94% (0.06940) | 94.01th | v3 (v2023.03.01) |
| Feb 3, 2025 | 11.63% (0.11634) | 95.30th | v3 (v2023.03.01) |
| Jan 16, 2025 | 15.27% (0.15274) | 95.86th | v3 (v2023.03.01) |
| Dec 17, 2024 | 21.80% (0.21801) | 96.47th | v3 (v2023.03.01) |
| Oct 22, 2024 | 11.33% (0.11329) | 95.36th | v3 (v2023.03.01) |
| Apr 21, 2024 | 14.39% (0.14390) | 95.65th | v3 (v2023.03.01) |
| Dec 15, 2023 | 14.87% (0.14865) | 95.27th | v3 (v2023.03.01) |
| Nov 12, 2023 | 13.98% (0.13984) | 95.10th | v3 (v2023.03.01) |
| Oct 25, 2023 | 12.62% (0.12616) | 94.83th | v3 (v2023.03.01) |
| Oct 9, 2023 | 12.76% (0.12764) | 94.82th | v3 (v2023.03.01) |
| Aug 17, 2023 | 11.49% (0.11490) | 94.52th | v3 (v2023.03.01) |
| Jul 31, 2023 | 7.64% (0.07644) | 93.25th | v3 (v2023.03.01) |
| Jul 15, 2023 | 6.04% (0.06044) | 92.51th | v3 (v2023.03.01) |
| Jun 13, 2023 | 4.48% (0.04477) | 91.24th | v3 (v2023.03.01) |
| Apr 28, 2023 | 3.27% (0.03273) | 89.81th | v3 (v2023.03.01) |
| Mar 30, 2023 | 2.89% (0.02892) | 89.20th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.62% (0.02620) | 88.66th | v3 (v2023.03.01) |
| Mar 6, 2023 | 8.38% (0.08382) | 93.89th | v2 (v2022.01.01) |
| Apr 1, 2022 | 8.38% (0.08382) | 93.35th | v2 (v2022.01.01) |
| Feb 4, 2022 | 8.38% (0.08382) | 82.62th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- https://googleprojectzero.blogspot.com/2015/03/exploiting-dram-rowhammer-bug-to-gain.html x_refsource_MISCExploit
- https://www.exploit-db.com/exploits/36310/ x_refsource_MISCExploitThird Party AdvisoryVDB Entry
- https://www.exploit-db.com/exploits/36311/ x_refsource_MISCExploitThird Party AdvisoryVDB Entry
| Link | Providers | Tags |
|---|---|---|
| https://googleprojectzero.blogspot.com/2015/03/exploiting-dram-rowhammer-bug-to-gain.html | x_refsource_MISCExploit | |
| https://www.exploit-db.com/exploits/36310/ | x_refsource_MISCExploitThird Party AdvisoryVDB Entry | |
| https://www.exploit-db.com/exploits/36311/ | x_refsource_MISCExploitThird Party AdvisoryVDB Entry |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner Chrome
Published Feb 25, 2020
Updated Aug 6, 2024
Reserved Jan 6, 2015
Link CVE-2015-0565
CISA Vulnrichment
Updated n/a