Buffer overflow in nfsd in the Linux kernel before 2.6.26.4, when NFSv4 is enabled…
Priority MEDIUM 47CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in nfsd in the Linux kernel before 2.6.26.4, when NFSv4 is enabled, allows remote attackers to have an unknown impact via vectors related to decoding an NFSv4 acl.
Why it matters now
EPSS 0.04353 91st percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 63
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:* | 2.6.18 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.19.4:*:*:*:*:*:*:* | 2.6.19.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.19.5:*:*:*:*:*:*:* | 2.6.19.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.19.7:*:*:*:*:*:*:* | 2.6.19.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.20.16:*:*:*:*:*:*:* | 2.6.20.16 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.20.17:*:*:*:*:*:*:* | 2.6.20.17 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.20.18:*:*:*:*:*:*:* | 2.6.20.18 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.20.19:*:*:*:*:*:*:* | 2.6.20.19 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.20.20:*:*:*:*:*:*:* | 2.6.20.20 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.20.21:*:*:*:*:*:*:* | 2.6.20.21 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:2.6.18:*:*:*:*:*:*:* Versions 2.6.18 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.19.4:*:*:*:*:*:*:* Versions 2.6.19.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.19.5:*:*:*:*:*:*:* Versions 2.6.19.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.19.7:*:*:*:*:*:*:* Versions 2.6.19.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.20.16:*:*:*:*:*:*:* Versions 2.6.20.16 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.20.17:*:*:*:*:*:*:* Versions 2.6.20.17 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.20.18:*:*:*:*:*:*:* Versions 2.6.20.18 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.20.19:*:*:*:*:*:*:* Versions 2.6.20.19 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.20.20:*:*:*:*:*:*:* Versions 2.6.20.20 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.20.21:*:*:*:*:*:*:* Versions 2.6.20.21 Vulnerable ·Linux
Show 53 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:linux:linux_kernel:2.6.21.5:*:*:*:*:*:*:* | 2.6.21.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.21.6:*:*:*:*:*:*:* | 2.6.21.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.21.7:*:*:*:*:*:*:* | 2.6.21.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22:*:*:*:*:*:*:* | 2.6.22 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.2:*:*:*:*:*:*:* | 2.6.22.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.8:*:*:*:*:*:*:* | 2.6.22.8 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.9:*:*:*:*:*:*:* | 2.6.22.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.10:*:*:*:*:*:*:* | 2.6.22.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.11:*:*:*:*:*:*:* | 2.6.22.11 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.12:*:*:*:*:*:*:* | 2.6.22.12 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.13:*:*:*:*:*:*:* | 2.6.22.13 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.14:*:*:*:*:*:*:* | 2.6.22.14 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.15:*:*:*:*:*:*:* | 2.6.22.15 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.17:*:*:*:*:*:*:* | 2.6.22.17 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.18:*:*:*:*:*:*:* | 2.6.22.18 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.19:*:*:*:*:*:*:* | 2.6.22.19 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.20:*:*:*:*:*:*:* | 2.6.22.20 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.21:*:*:*:*:*:*:* | 2.6.22.21 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.22.22:*:*:*:*:*:*:* | 2.6.22.22 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23:*:*:*:*:*:*:* | 2.6.23 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.8:*:*:*:*:*:*:* | 2.6.23.8 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.9:*:*:*:*:*:*:* | 2.6.23.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.10:*:*:*:*:*:*:* | 2.6.23.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.11:*:*:*:*:*:*:* | 2.6.23.11 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.12:*:*:*:*:*:*:* | 2.6.23.12 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.13:*:*:*:*:*:*:* | 2.6.23.13 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.15:*:*:*:*:*:*:* | 2.6.23.15 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.16:*:*:*:*:*:*:* | 2.6.23.16 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.23.17:*:*:*:*:*:*:* | 2.6.23.17 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24:*:*:*:*:*:*:* | 2.6.24 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.1:*:*:*:*:*:*:* | 2.6.24.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.2:*:*:*:*:*:*:* | 2.6.24.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.3:*:*:*:*:*:*:* | 2.6.24.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.4:*:*:*:*:*:*:* | 2.6.24.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.5:*:*:*:*:*:*:* | 2.6.24.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.6:*:*:*:*:*:*:* | 2.6.24.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.24.7:*:*:*:*:*:*:* | 2.6.24.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25:*:*:*:*:*:*:* | 2.6.25 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.1:*:*:*:*:*:*:* | 2.6.25.1 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.2:*:*:*:*:*:*:* | 2.6.25.2 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.3:*:*:*:*:*:*:* | 2.6.25.3 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.4:*:*:*:*:*:*:* | 2.6.25.4 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.5:*:*:*:*:*:*:* | 2.6.25.5 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.6:*:*:*:*:*:*:* | 2.6.25.6 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.7:*:*:*:*:*:*:* | 2.6.25.7 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.8:*:*:*:*:*:*:* | 2.6.25.8 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.9:*:*:*:*:*:*:* | 2.6.25.9 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.10:*:*:*:*:*:*:* | 2.6.25.10 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.11:*:*:*:*:*:*:* | 2.6.25.11 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.12:*:*:*:*:*:*:* | 2.6.25.12 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.13:*:*:*:*:*:*:* | 2.6.25.13 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.14:*:*:*:*:*:*:* | 2.6.25.14 | Vulnerable | Linux |
| cpe:2.3:o:linux:linux_kernel:2.6.25.15:*:*:*:*:*:*:* | 2.6.25.15 | Vulnerable | Linux |
- cpe:2.3:o:linux:linux_kernel:2.6.21.5:*:*:*:*:*:*:* Versions 2.6.21.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.21.6:*:*:*:*:*:*:* Versions 2.6.21.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.21.7:*:*:*:*:*:*:* Versions 2.6.21.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22:*:*:*:*:*:*:* Versions 2.6.22 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.2:*:*:*:*:*:*:* Versions 2.6.22.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.8:*:*:*:*:*:*:* Versions 2.6.22.8 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.9:*:*:*:*:*:*:* Versions 2.6.22.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.10:*:*:*:*:*:*:* Versions 2.6.22.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.11:*:*:*:*:*:*:* Versions 2.6.22.11 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.12:*:*:*:*:*:*:* Versions 2.6.22.12 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.13:*:*:*:*:*:*:* Versions 2.6.22.13 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.14:*:*:*:*:*:*:* Versions 2.6.22.14 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.15:*:*:*:*:*:*:* Versions 2.6.22.15 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.17:*:*:*:*:*:*:* Versions 2.6.22.17 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.18:*:*:*:*:*:*:* Versions 2.6.22.18 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.19:*:*:*:*:*:*:* Versions 2.6.22.19 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.20:*:*:*:*:*:*:* Versions 2.6.22.20 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.21:*:*:*:*:*:*:* Versions 2.6.22.21 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.22.22:*:*:*:*:*:*:* Versions 2.6.22.22 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23:*:*:*:*:*:*:* Versions 2.6.23 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.8:*:*:*:*:*:*:* Versions 2.6.23.8 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.9:*:*:*:*:*:*:* Versions 2.6.23.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.10:*:*:*:*:*:*:* Versions 2.6.23.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.11:*:*:*:*:*:*:* Versions 2.6.23.11 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.12:*:*:*:*:*:*:* Versions 2.6.23.12 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.13:*:*:*:*:*:*:* Versions 2.6.23.13 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.15:*:*:*:*:*:*:* Versions 2.6.23.15 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.16:*:*:*:*:*:*:* Versions 2.6.23.16 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.23.17:*:*:*:*:*:*:* Versions 2.6.23.17 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24:*:*:*:*:*:*:* Versions 2.6.24 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.1:*:*:*:*:*:*:* Versions 2.6.24.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.2:*:*:*:*:*:*:* Versions 2.6.24.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.3:*:*:*:*:*:*:* Versions 2.6.24.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.4:*:*:*:*:*:*:* Versions 2.6.24.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.5:*:*:*:*:*:*:* Versions 2.6.24.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.6:*:*:*:*:*:*:* Versions 2.6.24.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.24.7:*:*:*:*:*:*:* Versions 2.6.24.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25:*:*:*:*:*:*:* Versions 2.6.25 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.1:*:*:*:*:*:*:* Versions 2.6.25.1 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.2:*:*:*:*:*:*:* Versions 2.6.25.2 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.3:*:*:*:*:*:*:* Versions 2.6.25.3 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.4:*:*:*:*:*:*:* Versions 2.6.25.4 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.5:*:*:*:*:*:*:* Versions 2.6.25.5 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.6:*:*:*:*:*:*:* Versions 2.6.25.6 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.7:*:*:*:*:*:*:* Versions 2.6.25.7 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.8:*:*:*:*:*:*:* Versions 2.6.25.8 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.9:*:*:*:*:*:*:* Versions 2.6.25.9 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.10:*:*:*:*:*:*:* Versions 2.6.25.10 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.11:*:*:*:*:*:*:* Versions 2.6.25.11 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.12:*:*:*:*:*:*:* Versions 2.6.25.12 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.13:*:*:*:*:*:*:* Versions 2.6.25.13 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.14:*:*:*:*:*:*:* Versions 2.6.25.14 Vulnerable ·Linux
- cpe:2.3:o:linux:linux_kernel:2.6.25.15:*:*:*:*:*:*:* Versions 2.6.25.15 Vulnerable ·Linux
Remediation
Red Hat 1 advisory
- RHSA-2008:0857 Released 2008-10-07 · Red Hat rating Importantkernel security and bug fix update
- MRG Realtime for RHEL 5 Server kernel-rt-2.6.24.7-81.el5rt, kernel-rt-debug-2.6.24.7-81.el5rt, kernel-rt-debug-devel-2.6.24.7-81.el5rt +6
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| MRG Realtime for RHEL 5 Server | Fixed | RHSA-2008:0857 |
Timeline
- 2026-10-02 Threatist record created from CVE-2008-3915
- 2026-10-03 Alias added: GHSA-6x74-h8w8-x4pj
References
Advisory 3
Other 6
- [oss-security] 20080904 CVE request: kernel: nfsd: fix buffer overrun decoding NFSv4 acl
- [oss-security] 20080904 Re: CVE request: kernel: nfsd: fix buffer overrun decoding NFSv4 acl
- [linux-kernel] 20080903 [patch 05/16] nfsd: fix buffer overrun decoding NFSv4 acl
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=91b80969ba466ba4b915a4a1d03add8c297add3f
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.26.4
- https://bugzilla.redhat.com/show_bug.cgi?id=461101
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- TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
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- TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
- TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
Sources
- CVE-2008-3915 · CVE Program
- CVE-2008-3915 · NVD
- FIRST EPSS
- GHSA-6x74-h8w8-x4pj · GitHub Advisory Database · CC BY 4.0
- CVE-2008-3915 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences