kernel: request_module() OOM local DoS
Published Feb 18, 2013
4.9
MEDIUMCVSS 2.0
EPSS 0.41%
Description
The __request_module function in kernel/kmod.c in the Linux kernel before 3.4 does not set a certain killable attribute, which allows local users to cause a denial of service (memory consumption) via a crafted application.
Affected products
No data.
- ≤ 3.4
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0
- 3.0.1
- 3.0.2
- 3.0.3
- 3.0.4
- 3.0.5
- 3.0.6
- 3.0.7
- 3.0.8
- 3.0.9
- 3.0.10
- 3.0.11
- 3.0.12
- 3.0.13
- 3.0.14
- 3.0.15
- 3.0.16
- 3.0.17
- 3.0.18
- 3.0.19
- 3.0.20
- 3.0.21
- 3.0.22
- 3.0.23
- 3.0.24
- 3.0.25
- 3.0.26
- 3.0.27
- 3.0.28
- 3.0.29
- 3.0.30
- 3.0.31
- 3.0.32
- 3.0.33
- 3.0.34
- 3.0.35
- 3.0.36
- 3.0.37
- 3.0.38
- 3.0.39
- 3.0.40
- 3.0.41
- 3.0.42
- 3.0.43
- 3.0.44
- 3.1
- 3.1
- 3.1
- 3.1
- 3.1
- 3.1.1
- 3.1.2
- 3.1.3
- 3.1.4
- 3.1.5
- 3.1.6
- 3.1.7
- 3.1.8
- 3.1.9
- 3.1.10
- 3.2
- 3.2
- 3.2
- 3.2
- 3.2
- 3.2
- 3.2
- 3.2.1
- 3.2.2
- 3.2.3
- 3.2.4
- 3.2.5
- 3.2.6
- 3.2.7
- 3.2.8
- 3.2.9
- 3.2.10
- 3.2.11
- 3.2.12
- 3.2.13
- 3.2.14
- 3.2.15
- 3.2.16
- 3.2.17
- 3.2.18
- 3.2.19
- 3.2.20
- 3.2.21
- 3.2.22
- 3.2.23
- 3.2.24
- 3.2.25
- 3.2.26
- 3.2.27
- 3.2.28
- 3.2.29
- 3.2.30
- 3.3
- 3.3
- 3.3
- 3.3
- 3.3
- 3.3
- 3.3
- 3.3
- 3.3.1
- 3.3.2
- 3.3.3
- 3.3.4
- 3.3.5
- 3.3.6
- 3.3.7
- 3.3.8
- 3.4
- 3.4
- 3.4
- 3.4
- 3.4
- 3.4
No data.
Red Hat Enterprise Linux 5
kernel-0:2.6.18-371.el5
Fixed · RHSA-2013:1348
Red Hat Enterprise Linux 6
kernel-0:2.6.32-279.22.1.el6
Fixed · RHSA-2013:0223
Red Hat Enterprise MRG 2
kernel-rt-0:3.2.23-rt37.56.el6rt
Fixed · RHSA-2012:1282
Red Hat Enterprise MRG 2
rt-firmware-0:1.0-3.el6_3
Fixed · RHSA-2012:1282
Red Hat Enterprise Linux 7
kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel-0:2.6.18-371.el5 | Fixed | RHSA-2013:1348 |
| Red Hat Enterprise Linux 6 | kernel-0:2.6.32-279.22.1.el6 | Fixed | RHSA-2013:0223 |
| Red Hat Enterprise MRG 2 | kernel-rt-0:3.2.23-rt37.56.el6rt | Fixed | RHSA-2012:1282 |
| Red Hat Enterprise MRG 2 | rt-firmware-0:1.0-3.el6_3 | Fixed | RHSA-2012:1282 |
| Red Hat Enterprise Linux 7 | kernel | Not affected | 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 Enteprise MRG. Future kernel updates may address this flaw.
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: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 | 0.41% (0.00410) | 32.82th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.41% (0.00410) | 32.44th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.09% (0.00090) | 23.45th | 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 | 1.28% (0.01282) | 68.34th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.28% (0.01282) | 67.79th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.55% (0.01547) | 74.40th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.28% (0.01282) | 65.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.28% (0.01282) | 41.72th | v2 (v2022.01.01) |
References (13)
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html vendor-advisoryx_refsource_SUSE
- http://lkml.indiana.edu/hypermail/linux/kernel/1202.0/03340.html mailing-listx_refsource_MLIST
- http://rhn.redhat.com/errata/RHSA-2013-0223.html vendor-advisoryx_refsource_REDHAT
- http://rhn.redhat.com/errata/RHSA-2013-1348.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/55077 third-party-advisoryx_refsource_SECUNIA
- http://www.kernel.org/pub/linux/kernel/v3.x/linux-3.4.tar.bz2 x_refsource_CONFIRMPatch
- http://www.openwall.com/lists/oss-security/2012/09/02/3 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/55361 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2012-4398 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=853474 x_refsource_CONFIRMIssue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-4398
- https://www.cve.org/CVERecord?id=CVE-2012-4398
Change history (0)
No recorded changes yet.