kernel: stack disclosure in binfmt_script load_script()
Published Feb 18, 2013
2.1
LOWCVSS 2.0
EPSS 0.88%
Description
The load_script function in fs/binfmt_script.c in the Linux kernel before 3.7.2 does not properly handle recursion, which allows local users to obtain sensitive information from kernel stack memory via a crafted application.
Affected products
No data.
- ≤ 3.7.1
- 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
- 3.4
- 3.4
- 3.4.1
- 3.4.2
- 3.4.3
- 3.4.4
- 3.4.5
- 3.4.6
- 3.4.7
- 3.4.8
- 3.4.9
- 3.4.10
- 3.4.11
- 3.4.12
- 3.4.13
- 3.4.14
- 3.4.15
- 3.4.16
- 3.4.17
- 3.4.18
- 3.4.19
- 3.4.20
- 3.4.21
- 3.4.22
- 3.4.23
- 3.4.24
- 3.5.1
- 3.5.2
- 3.5.3
- 3.5.4
- 3.5.5
- 3.5.6
- 3.5.7
- 3.6
- 3.6.1
- 3.6.2
- 3.6.3
- 3.6.4
- 3.6.5
- 3.6.6
- 3.6.7
- 3.6.8
- 3.7
No data.
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-0:3.6.11-rt28.20.el6rt
Fixed · RHSA-2013:0566
Red Hat Enterprise Linux 5
kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| 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-0:3.6.11-rt28.20.el6rt | Fixed | RHSA-2013:0566 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 5. This issue did affect the version of Linux kernel as shipped with Red Hat Enterprise Linux 6. This issue did affect the version of Linux kernel as shipped with Red Hat Enterprise MRG 2.
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:P/I:N/A:N
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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.88% (0.00882) | 57.69th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.88% (0.00882) | 54.28th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.36% (0.00362) | 56.17th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.05% (0.00048) | 19.91th | v3 (v2023.03.01) |
| May 17, 2024 | 0.05% (0.00048) | 17.17th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00048) | 15.12th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.10% (0.02104) | 79.97th | v2 (v2022.01.01) |
| Feb 13, 2023 | 2.10% (0.02104) | 79.47th | v2 (v2022.01.01) |
| Feb 3, 2023 | 4.19% (0.04188) | 87.03th | v2 (v2022.01.01) |
| Jan 31, 2023 | 2.10% (0.02104) | 79.41th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.11% (0.02115) | 78.09th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.11% (0.02115) | 56.78th | v2 (v2022.01.01) |
References (10)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b66c5984017533316fd1951770302649baf1aa33 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html vendor-advisoryx_refsource_SUSE
- http://rhn.redhat.com/errata/RHSA-2013-0223.html vendor-advisoryx_refsource_REDHAT
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2 x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2012/10/19/3 mailing-listx_refsource_MLIST
- https://access.redhat.com/security/cve/CVE-2012-4530 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=868285 x_refsource_CONFIRMIssue Tracking
- https://github.com/torvalds/linux/commit/b66c5984017533316fd1951770302649baf1aa33 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2012-4530
- https://www.cve.org/CVERecord?id=CVE-2012-4530
| Link | Providers | Tags |
|---|---|---|
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b66c5984017533316fd1951770302649baf1aa33 | x_refsource_CONFIRM | |
| http://lists.opensuse.org/opensuse-security-announce/2013-04/msg00018.html | vendor-advisoryx_refsource_SUSE | |
| http://rhn.redhat.com/errata/RHSA-2013-0223.html | vendor-advisoryx_refsource_REDHAT | |
| http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.2 | x_refsource_CONFIRM | |
| http://www.openwall.com/lists/oss-security/2012/10/19/3 | mailing-listx_refsource_MLIST | |
| https://access.redhat.com/security/cve/CVE-2012-4530 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=868285 | x_refsource_CONFIRMIssue Tracking | |
| https://github.com/torvalds/linux/commit/b66c5984017533316fd1951770302649baf1aa33 | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2012-4530 | ||
| https://www.cve.org/CVERecord?id=CVE-2012-4530 |
Change history (0)
No recorded changes yet.