Integer signedness error in the pmcraid_ioctl_passthrough function in drivers/scsi/pmcraid.c in the Linux kernel before 3.1 might allow local users to cause a denial of service (memory consumption or memory corruption) via a negative size value in an ioctl call
Published May 24, 2012
5.5
MEDIUMCVSS 3.1
EPSS 0.48%
Description
Integer signedness error in the pmcraid_ioctl_passthrough function in drivers/scsi/pmcraid.c in the Linux kernel before 3.1 might allow local users to cause a denial of service (memory consumption or memory corruption) via a negative size value in an ioctl call. NOTE: this may be a vulnerability only in unusual environments that provide a privileged program for obtaining the required file descriptor.
Affected products
No data.
- < 3.1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not a security issue as privileges equal to root are needed. This issue did not affect the Linux kernels as shipped with Red Hat Enterprise Linux 5, 6, and Red Hat Enterprise MRG.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:L/AC:M/Au:N/C:N/I:N/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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.48% (0.00477) | 38.87th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.48% (0.00477) | 37.23th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00057) | 15.12th | 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) |
| Feb 24, 2023 | 0.95% (0.00950) | 32.20th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.67% (0.01669) | 75.51th | 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) |
References (7)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b5b515445f4f5a905c5dd27e6e682868ccd6c09d
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 Mailing ListPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2011/08/09/8 mailing-listMailing ListPatchThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2011-2906 Vendor Advisory
- https://github.com/torvalds/linux/commit/b5b515445f4f5a905c5dd27e6e682868ccd6c09d ExploitPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2011-2906
- https://www.cve.org/CVERecord?id=CVE-2011-2906
| Link | Providers | Tags |
|---|---|---|
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b5b515445f4f5a905c5dd27e6e682868ccd6c09d | ||
| http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 | Mailing ListPatchVendor Advisory | |
| http://www.openwall.com/lists/oss-security/2011/08/09/8 | mailing-listMailing ListPatchThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2011-2906 | Vendor Advisory | |
| https://github.com/torvalds/linux/commit/b5b515445f4f5a905c5dd27e6e682868ccd6c09d | ExploitPatchThird Party Advisory | |
| https://nvd.nist.gov/vuln/detail/CVE-2011-2906 | ||
| https://www.cve.org/CVERecord?id=CVE-2011-2906 |
Change history (0)
No recorded changes yet.