FreeBSD 7.1 through 8.1-PRERELEASE does not copy the read-only flag when creating a duplicate mbuf buffer reference, which allows local users to cause a denial of service (system file corruption) and gain privileges via the sendfile system call
Published Jul 13, 2010
7.2
HIGHCVSS 2.0
EPSS 0.70%
Description
FreeBSD 7.1 through 8.1-PRERELEASE does not copy the read-only flag when creating a duplicate mbuf buffer reference, which allows local users to cause a denial of service (system file corruption) and gain privileges via the sendfile system call.
Affected products
No data.
- 7.1
- 7.1
- 7.1
- 7.1
- 7.1
- 7.1
- 7.1
- 7.1
- 7.2
- 7.2
- 7.2
- 7.3
- 8.0
- 8.1
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.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.70% (0.00698) | 51.35th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.70% (0.00698) | 48.06th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.63% (0.00628) | 68.49th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.52th | v3 (v2023.03.01) |
| May 15, 2024 | 0.04% (0.00044) | 12.45th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.04% (0.00044) | 10.44th | v3 (v2023.03.01) |
| Apr 22, 2023 | 0.04% (0.00043) | 7.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00045) | 12.46th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.76% (0.01761) | 76.53th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.76% (0.01761) | 76.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.76% (0.01761) | 74.44th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.76% (0.01761) | 53.69th | v2 (v2022.01.01) |
References (5)
- http://secunia.com/advisories/40567 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://security.freebsd.org/advisories/FreeBSD-SA-10:07.mbuf.asc vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory
- http://www.securityfocus.com/bid/41577 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1024182 vdb-entryx_refsource_SECTRACKPatch
- http://www.vupen.com/english/advisories/2010/1787 vdb-entryx_refsource_VUPENPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/40567 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://security.freebsd.org/advisories/FreeBSD-SA-10:07.mbuf.asc | vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory | |
| http://www.securityfocus.com/bid/41577 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1024182 | vdb-entryx_refsource_SECTRACKPatch | |
| http://www.vupen.com/english/advisories/2010/1787 | vdb-entryx_refsource_VUPENPatchVendor Advisory |
Change history (0)
No recorded changes yet.