kernel: bio: integer overflow page count when mapping/copying user data
Published Jan 3, 2011
4.7
MEDIUMCVSS 2.0
EPSS 0.39%
Description
Multiple integer overflows in fs/bio.c in the Linux kernel before 2.6.36.2 allow local users to cause a denial of service (system crash) via a crafted device ioctl to a SCSI device.
Affected products
No data.
Configuration 1
- < 2.6.36.2
Configuration 2
- 13
Configuration 3
- 11.2
- 11.3
- 10
- 11
- 11
- 10
- 11
- 10
No data.
MRG for RHEL-5
kernel-rt-0:2.6.33.7-rt29.55.el5rt
Fixed · RHSA-2011:0330
Red Hat Enterprise Linux 6
kernel-0:2.6.32-71.14.1.el6
Fixed · RHSA-2011:0007
| Product | Package | State | Advisory |
|---|---|---|---|
| MRG for RHEL-5 | kernel-rt-0:2.6.33.7-rt29.55.el5rt | Fixed | RHSA-2011:0330 |
| Red Hat Enterprise Linux 6 | kernel-0:2.6.32-71.14.1.el6 | Fixed | RHSA-2011:0007 |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 4 and 5 as they did not backport the upstream commit c5dec1c3 that introduced the issue. This has been addressed in Red Hat Enterprise Linux 6 and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2011-0007.html and https://rhn.redhat.com/errata/RHSA-2011-0330.html.
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: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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.39% (0.00393) | 31.06th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00393) | 30.86th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.08% (0.00082) | 21.65th | 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 (26)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=cb4644cac4a2797afc847e6c92736664d4b0ea34 x_refsource_CONFIRM
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html vendor-advisoryx_refsource_FEDORAThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2010-12/msg00004.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00000.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00001.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00004.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://openwall.com/lists/oss-security/2010/11/10/18 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://openwall.com/lists/oss-security/2010/11/12/2 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://secunia.com/advisories/42745 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42778 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42801 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42890 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://secunia.com/advisories/42932 third-party-advisoryx_refsource_SECUNIAThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36.2 x_refsource_CONFIRMBroken Link
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:029 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.redhat.com/support/errata/RHSA-2011-0007.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.securityfocus.com/bid/44793 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.vupen.com/english/advisories/2010/3321 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2011/0012 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2011/0124 vdb-entryx_refsource_VUPENThird Party Advisory
- http://www.vupen.com/english/advisories/2011/0298 vdb-entryx_refsource_VUPENThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2010-4162 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=652529 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2010-4162
- https://www.cve.org/CVERecord?id=CVE-2010-4162
Change history (0)
No recorded changes yet.