The copy_from_user_mmap_sem function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before dereference, which allow local users to read from arbitrary kernel memory locations
Published Feb 12, 2008
2.1
LOWCVSS 2.0
EPSS 0.89%
Description
The copy_from_user_mmap_sem function in fs/splice.c in the Linux kernel 2.6.22 through 2.6.24 does not validate a certain userspace pointer before dereference, which allow local users to read from arbitrary kernel memory locations.
Affected products
No data.
- 2.6.22
- 2.6.22
- 2.6.22.1
- 2.6.22.3
- 2.6.22.4
- 2.6.22.5
- 2.6.22.6
- 2.6.22.7
- 2.6.22.16
- 2.6.23
- 2.6.23
- 2.6.23
- 2.6.23.1
- 2.6.23.2
- 2.6.23.3
- 2.6.23.4
- 2.6.23.5
- 2.6.23.6
- 2.6.23.7
- 2.6.23.9
- 2.6.23.14
- 2.6.24
- 2.6.24
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, or 5.
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:P/I:N/A:N
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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.89% (0.00894) | 58.03th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.89% (0.00894) | 54.63th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.48% (0.00483) | 63.15th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00044) | 11.89th | v3 (v2023.03.01) |
| Jul 2, 2024 | 0.04% (0.00044) | 10.25th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00044) | 8.24th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.55% (0.01547) | 74.98th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.55% (0.01547) | 74.94th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.55% (0.01547) | 72.92th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.55% (0.01547) | 51.82th | v2 (v2022.01.01) |
References (16)
- http://isec.pl/vulnerabilities/isec-0026-vmsplice_to_kernel.txt x_refsource_MISCExploit
- http://secunia.com/advisories/28835 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/28875 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/28896 third-party-advisoryx_refsource_SECUNIA
- http://www.debian.org/security/2008/dsa-1494 vendor-advisoryx_refsource_DEBIAN
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.24.1 x_refsource_CONFIRMExploit
- http://www.securityfocus.com/archive/1/487982/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/27704 vdb-entryx_refsource_BID
- http://www.securityfocus.com/bid/27796 vdb-entryx_refsource_BID
- http://www.vupen.com/english/advisories/2008/0487/references vdb-entryx_refsource_VUPEN
- https://access.redhat.com/security/cve/CVE-2008-0010 Vendor Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2008-0010
- https://www.cve.org/CVERecord?id=CVE-2008-0010
- https://www.exploit-db.com/exploits/5093 exploitx_refsource_EXPLOIT-DB
- https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00254.html vendor-advisoryx_refsource_FEDORA
- https://www.redhat.com/archives/fedora-package-announce/2008-February/msg00255.html vendor-advisoryx_refsource_FEDORA
Change history (0)
No recorded changes yet.