The br_parse_ip_options function in net/bridge/br_netfilter.c in the Linux kernel before 2.6.39 does not properly initialize a certain data structure, which allows remote attackers to cause a denial of service by leveraging connectivity to a network interface that uses an Ethernet bridge device
Published Jun 8, 2013
7.5
HIGHCVSS 3.1
EPSS 2.67%
Description
The br_parse_ip_options function in net/bridge/br_netfilter.c in the Linux kernel before 2.6.39 does not properly initialize a certain data structure, which allows remote attackers to cause a denial of service by leveraging connectivity to a network interface that uses an Ethernet bridge device.
Affected products
No data.
- < 2.6.39
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:N/A:P
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 (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.67% (0.02669) | 85.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.67% (0.02669) | 83.73th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.19% (0.01187) | 77.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.42% (0.00420) | 75.01th | v3 (v2023.03.01) |
| May 24, 2024 | 0.63% (0.00634) | 79.05th | v3 (v2023.03.01) |
| Apr 25, 2024 | 0.58% (0.00581) | 77.82th | v3 (v2023.03.01) |
| Mar 15, 2024 | 0.52% (0.00515) | 76.20th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.47% (0.00467) | 74.76th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.42% (0.00420) | 71.27th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.59% (0.00589) | 74.93th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (4)
- http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 x_refsource_CONFIRMThird Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f8e9881c2aef1e982e5abc25c046820cd0b7cf64 x_refsource_CONFIRM
- http://www.openwall.com/lists/oss-security/2011/10/28/14 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://github.com/torvalds/linux/commit/f8e9881c2aef1e982e5abc25c046820cd0b7cf64 x_refsource_CONFIRMExploitPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39 | x_refsource_CONFIRMThird Party Advisory | |
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f8e9881c2aef1e982e5abc25c046820cd0b7cf64 | x_refsource_CONFIRM | |
| http://www.openwall.com/lists/oss-security/2011/10/28/14 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://github.com/torvalds/linux/commit/f8e9881c2aef1e982e5abc25c046820cd0b7cf64 | x_refsource_CONFIRMExploitPatchThird Party Advisory |
Change history (0)
No recorded changes yet.