The proc_do_xprt function in net/sunrpc/sysctl.c in the Linux kernel 2.6.26.3 does not check the length of a certain buffer obtained from userspace, which allows local users to overflow a stack-based buffer and have unspecified other impact via a crafted read system call for the /proc/sys/sunrpc/transports file
Published Sep 4, 2008
7.2
HIGHCVSS 2.0
EPSS 0.44%
Description
The proc_do_xprt function in net/sunrpc/sysctl.c in the Linux kernel 2.6.26.3 does not check the length of a certain buffer obtained from userspace, which allows local users to overflow a stack-based buffer and have unspecified other impact via a crafted read system call for the /proc/sys/sunrpc/transports file.
Affected products
No data.
- 2.6.26.3
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
Red Hat statement
Not vulnerable. This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5 or Red Hat Enterprise MRG.
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: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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.44% (0.00441) | 35.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.44% (0.00441) | 34.90th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.06% (0.00064) | 17.19th | 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 | 1.03% (0.01034) | 41.69th | v2 (v2022.01.01) |
| Sep 10, 2022 | 1.03% (0.01034) | 39.91th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.03% (0.01034) | 37.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.03% (0.01034) | 20.32th | v2 (v2022.01.01) |
References (10)
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=27df6f25ff218072e0e879a96beeb398a79cdbc8 x_refsource_CONFIRM
- http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00010.html vendor-advisoryx_refsource_SUSE
- http://lkml.org/lkml/2008/8/30/140 mailing-listx_refsource_MLISTExploit
- http://lkml.org/lkml/2008/8/30/184 mailing-listx_refsource_MLIST
- http://www.openwall.com/lists/oss-security/2008/09/04/2 mailing-listx_refsource_MLIST
- http://www.securityfocus.com/bid/31937 vdb-entryx_refsource_BID
- https://access.redhat.com/security/cve/CVE-2008-3911 Vendor Advisory
- https://exchange.xforce.ibmcloud.com/vulnerabilities/45136 vdb-entryx_refsource_XF
- https://nvd.nist.gov/vuln/detail/CVE-2008-3911
- https://www.cve.org/CVERecord?id=CVE-2008-3911
| Link | Providers | Tags |
|---|---|---|
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=27df6f25ff218072e0e879a96beeb398a79cdbc8 | x_refsource_CONFIRM | |
| http://lists.opensuse.org/opensuse-security-announce/2008-10/msg00010.html | vendor-advisoryx_refsource_SUSE | |
| http://lkml.org/lkml/2008/8/30/140 | mailing-listx_refsource_MLISTExploit | |
| http://lkml.org/lkml/2008/8/30/184 | mailing-listx_refsource_MLIST | |
| http://www.openwall.com/lists/oss-security/2008/09/04/2 | mailing-listx_refsource_MLIST | |
| http://www.securityfocus.com/bid/31937 | vdb-entryx_refsource_BID | |
| https://access.redhat.com/security/cve/CVE-2008-3911 | Vendor Advisory | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/45136 | vdb-entryx_refsource_XF | |
| https://nvd.nist.gov/vuln/detail/CVE-2008-3911 | ||
| https://www.cve.org/CVERecord?id=CVE-2008-3911 |
Change history (0)
No recorded changes yet.