kernel: net/ax25/af_ax25.c: reading uninitialized stack memory
Published Jan 3, 2011
2.1
LOWCVSS 2.0
EPSS 0.39%
Description
The ax25_getname function in net/ax25/af_ax25.c in the Linux kernel before 2.6.37-rc2 does not initialize a certain structure, which allows local users to obtain potentially sensitive information from kernel stack memory by reading a copy of this structure.
Affected products
No data.
Configuration 1
- < 2.6.37
- 2.6.37
- 2.6.37
Configuration 2
- 5.0
No data.
No Red Hat product state for this CVE.
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 4, 5, and Red Hat Enterprise MRG as they did not include support for Amateur Radio AX.25 protocol. This issue is not planned to be fixed in Red Hat Enterprise Linux 3, due to this product being in Extended Life Cycle Phase of its maintenance life-cycle, where only qualified security errata of critical impact are addressed. For further information about the Errata Support Policy, visit: http://www.redhat.com/security/updates/errata
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.39% (0.00392) | 30.86th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.39% (0.00392) | 30.71th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.07% (0.00073) | 19.71th | 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 22, 2023 | 1.28% (0.01282) | 68.05th | 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://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=fe10ae53384e48c51996941b7720ee16995cbcb7 x_refsource_CONFIRM
- http://marc.info/?l=linux-netdev&m=128854507120898&w=2 mailing-listx_refsource_MLISTPatchThird Party Advisory
- http://openwall.com/lists/oss-security/2010/11/02/7 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://openwall.com/lists/oss-security/2010/11/04/5 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.debian.org/security/2010/dsa-2126 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.37-rc2 x_refsource_CONFIRMBroken Link
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:029 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:051 vendor-advisoryx_refsource_MANDRIVAThird Party Advisory
- http://www.securityfocus.com/bid/44630 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2010-3875 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=649713 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2010-3875
- https://www.cve.org/CVERecord?id=CVE-2010-3875
Change history (0)
No recorded changes yet.