kernel: udf: buffer overflow when parsing sparing table
Published Oct 3, 2012
7.6
HIGHCVSS 2.0
EPSS 7.81%
Description
Heap-based buffer overflow in the udf_load_logicalvol function in fs/udf/super.c in the Linux kernel before 3.4.5 allows remote attackers to cause a denial of service (system crash) or possibly have unspecified other impact via a crafted UDF filesystem.
Affected products
No data.
Configuration 1
- < 3.0.37
- ≥ 3.1 · < 3.2.23
- ≥ 3.4 · < 3.4.5
Configuration 2
- 10.04
- 11.04
- 12.04
No data.
Red Hat Enterprise Linux 5
kernel-0:2.6.18-348.2.1.el5
Fixed · RHSA-2013:0594
Red Hat Enterprise Linux 6
kernel-0:2.6.32-279.14.1.el6
Fixed · RHSA-2012:1426
Red Hat Enterprise MRG 2
kernel-rt-0:3.2.33-rt50.66.el6rt
Fixed · RHSA-2012:1491
Red Hat Enterprise Linux 4
kernel
Will not fix
Red Hat Enterprise MRG 1
kernel-rt
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel-0:2.6.18-348.2.1.el5 | Fixed | RHSA-2013:0594 |
| Red Hat Enterprise Linux 6 | kernel-0:2.6.32-279.14.1.el6 | Fixed | RHSA-2012:1426 |
| Red Hat Enterprise MRG 2 | kernel-rt-0:3.2.33-rt50.66.el6rt | Fixed | RHSA-2012:1491 |
| Red Hat Enterprise Linux 4 | kernel | Will not fix | n/a |
| Red Hat Enterprise MRG 1 | kernel-rt | Will not fix | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6 and Red Hat Enterprise MRG 2. The Red Hat Security Response Team has rated this issue as having low security impact. A future kernel updates may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
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:N/AC:H/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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 7.81% (0.07810) | 94.49th | v5 (v2026.06.15) |
| Jun 15, 2026 | 8.81% (0.08809) | 94.49th | v5 (v2026.06.15) |
| Jan 18, 2026 | 5.78% (0.05778) | 90.21th | v4 (v2025.03.14) |
| May 30, 2025 | 7.48% (0.07480) | 91.28th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.28% (0.06280) | 90.22th | v4 (v2025.03.14) |
| Dec 12, 2024 | 2.80% (0.02805) | 91.01th | v3 (v2023.03.01) |
| May 8, 2023 | 2.80% (0.02805) | 89.09th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.03% (0.02030) | 87.13th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.41% (0.03407) | 84.65th | v2 (v2022.01.01) |
| Feb 13, 2023 | 3.41% (0.03407) | 84.23th | v2 (v2022.01.01) |
| Feb 3, 2023 | 2.69% (0.02686) | 82.44th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.41% (0.03407) | 83.10th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.41% (0.03407) | 66.20th | v2 (v2022.01.01) |
References (18)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=1df2ae31c724e57be9d7ac00d78db8a5dabdd050 x_refsource_CONFIRM
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=adee11b2085bee90bd8f4f52123ffb07882d6256 x_refsource_CONFIRM
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10691 x_refsource_CONFIRMThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00020.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2013-0594.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://secunia.com/advisories/50506 third-party-advisoryx_refsource_SECUNIABroken Link
- http://ubuntu.com/usn/usn-1529-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 x_refsource_CONFIRMVendor Advisory
- http://www.openwall.com/lists/oss-security/2012/07/10/2 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.ubuntu.com/usn/USN-1555-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-1556-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-1557-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2012-3400 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=843139 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/torvalds/linux/commit/1df2ae31c724e57be9d7ac00d78db8a5dabdd050 x_refsource_CONFIRMThird Party Advisory
- https://github.com/torvalds/linux/commit/adee11b2085bee90bd8f4f52123ffb07882d6256 x_refsource_CONFIRMExploitThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2012-3400
- https://www.cve.org/CVERecord?id=CVE-2012-3400
Change history (0)
No recorded changes yet.