Kernel: netfilter: nf_nat: leakage of uninitialized buffer in IRC NAT helper
Published Feb 28, 2014
2.6
LOWCVSS 2.0
EPSS 3.92%
Description
The help function in net/netfilter/nf_nat_irc.c in the Linux kernel before 3.12.8 allows remote attackers to obtain sensitive information from kernel memory by establishing an IRC DCC session in which incorrect packet data is transmitted during use of the NAT mangle feature.
Affected products
No data.
Configuration 1
- < 3.12.8
Configuration 2
- 12.04
- 13.10
No data.
Red Hat Enterprise MRG 2
kernel-rt-0:3.10.33-rt32.33.el6rt
Fixed · RHSA-2014:0439
Red Hat Enterprise Linux 5
kernel
Not affected
Red Hat Enterprise Linux 6
kernel
Not affected
Red Hat Enterprise Linux 7
kernel
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise MRG 2 | kernel-rt-0:3.10.33-rt32.33.el6rt | Fixed | RHSA-2014:0439 |
| Red Hat Enterprise Linux 5 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 6 | kernel | Not affected | n/a |
| Red Hat Enterprise Linux 7 | kernel | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue does not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 5 and Red Hat Enterprise Linux 6.
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: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 (15 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.92% (0.03924) | 90.02th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.82% (0.03818) | 88.65th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.80% (0.00800) | 71.84th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.57% (0.02566) | 75.85th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.95% (0.00948) | 74.75th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.58% (0.00581) | 78.82th | v3 (v2023.03.01) |
| Apr 16, 2024 | 0.43% (0.00431) | 74.17th | v3 (v2023.03.01) |
| Feb 27, 2024 | 0.39% (0.00389) | 72.57th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.28% (0.00280) | 67.47th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.28% (0.00280) | 63.39th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.41% (0.01408) | 72.89th | v2 (v2022.01.01) |
| Feb 13, 2023 | 1.41% (0.01408) | 72.37th | v2 (v2022.01.01) |
| Feb 3, 2023 | 1.96% (0.01955) | 77.90th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.41% (0.01408) | 70.87th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.41% (0.01408) | 49.94th | v2 (v2022.01.01) |
References (11)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=2690d97ade05c5325cbf7c72b94b90d265659886 x_refsource_CONFIRM
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.8 x_refsource_CONFIRMMailing ListPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2014/01/28/3 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.ubuntu.com/usn/USN-2137-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-2140-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- http://www.ubuntu.com/usn/USN-2158-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2014-1690 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1058748 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/2690d97ade05c5325cbf7c72b94b90d265659886 x_refsource_CONFIRMExploitPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2014-1690
- https://www.cve.org/CVERecord?id=CVE-2014-1690
Change history (0)
No recorded changes yet.