HIGH
The sys_amd64 IRET Handler in the kernel in FreeBSD 9.3 and 10.1 allows local users to gain privileges or cause a denial of service (kernel panic)
Published Oct 10, 2017
7.8
HIGHCVSS 3.0
EPSS 0.57%
Description
The sys_amd64 IRET Handler in the kernel in FreeBSD 9.3 and 10.1 allows local users to gain privileges or cause a denial of service (kernel panic).
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.8 HIGH NVD
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.2 HIGH NVD
AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
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.
0.57% 0.00568
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.00568
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.57% (0.00568) | 45.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.57% (0.00568) | 42.40th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.13% (0.00131) | 30.07th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00042) | 5.07th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00042) | 5.63th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Sep 10, 2022 | 0.95% (0.00950) | 30.63th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
Weaknesses (1)
References (5)
- http://packetstormsecurity.com/files/133335/FreeBSD-Security-Advisory-IRET-Handler-Privilege-Escalation.html x_refsource_MISCThird Party AdvisoryVDB Entry
- http://www.securityfocus.com/archive/1/536321/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/76485 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1033376 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://www.freebsd.org/security/advisories/FreeBSD-SA-15:21.amd64.asc vendor-advisoryx_refsource_FREEBSDVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/133335/FreeBSD-Security-Advisory-IRET-Handler-Privilege-Escalation.html | x_refsource_MISCThird Party AdvisoryVDB Entry | |
| http://www.securityfocus.com/archive/1/536321/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/76485 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1033376 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://www.freebsd.org/security/advisories/FreeBSD-SA-15:21.amd64.asc | vendor-advisoryx_refsource_FREEBSDVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Oct 10, 2017
Updated Aug 6, 2024
Reserved Jul 26, 2015
Link CVE-2015-5675
CISA Vulnrichment
Updated n/a