kernel: mm: use-after-free in madvise_remove()
Published Oct 3, 2012
6.2
MEDIUMCVSS 2.0
EPSS 0.38%
Description
Multiple race conditions in the madvise_remove function in mm/madvise.c in the Linux kernel before 3.4.5 allow local users to cause a denial of service (use-after-free and system crash) via vectors involving a (1) munmap or (2) close system call.
Affected products
No data.
- ≤ 3.4.4
- 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
- 3.1
- 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
- 3.3
- 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
- 3.4.1
- 3.4.2
- 3.4.3
No data.
Red Hat Enterprise Linux 5
kernel-0:2.6.18-348.18.1.el5
Fixed · RHSA-2013:1292
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
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | kernel-0:2.6.18-348.18.1.el5 | Fixed | RHSA-2013:1292 |
| 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 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
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: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 (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.38% (0.00379) | 29.50th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.38% (0.00376) | 29.17th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00066) | 17.79th | 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://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb x_refsource_CONFIRM
- http://secunia.com/advisories/50633 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/50732 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/55055 third-party-advisoryx_refsource_SECUNIA
- http://ubuntu.com/usn/usn-1529-1 vendor-advisoryx_refsource_UBUNTU
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2012/08/20/13 mailing-listx_refsource_MLISTPatch
- http://www.securityfocus.com/bid/55151 vdb-entryx_refsource_BID
- http://www.ubuntu.com/usn/USN-1567-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1572-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1577-1 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-3511 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=849734 x_refsource_CONFIRMPatchIssue Tracking
- https://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb x_refsource_CONFIRMExploit
- https://nvd.nist.gov/vuln/detail/CVE-2012-3511
- https://www.cve.org/CVERecord?id=CVE-2012-3511
Change history (0)
No recorded changes yet.