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CVE-2009-3547
Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service (NULL pointer…
High7.0EPSS 4.9%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Multiple race conditions in fs/pipe.c in the Linux kernel before 2.6.32-rc6 allow local users to cause a denial of service (NULL pointer dereference and system crash) or gain privileges by attempting to open an anonymous pipe via a /proc/*/fd/ pathname.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.0 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 4.9% · top 7.9% of all CVEs (5 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.0.
Weakness
Affected products
n/a
- affected n/a
References (29)
- oval:org.mitre.oval:def:11513 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- RHSA-2009:1672 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 20100625 VMSA-2010-0010 ESX 3.5 third party update for Service Console kernel (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 36901 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ad3960243e55320d74195fb85c975e0a8cc4466c (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2009:1540 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- USN-864-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 38794 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [security-announce] 20100303 VMSA-2010-0004 ESX Service Console and vMA third party updates (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [linux-kernel] 20091021 Re: [PATCH v4 1/1]: fs: pipe.c null pointer dereference + really sign off + unmangled diffs (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- SUSE-SA:2010:001 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2009:1541 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- MDVSA-2009:329 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 37351 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- SUSE-SA:2009:056 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SA:2010:012 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- oval:org.mitre.oval:def:7608 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- [oss-security] 20091103 CVE-2009-3547 kernel: fs: pipe.c null pointer dereference (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2009:1548 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- 38834 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- [linux-kernel] 20091014 fs/pipe.c null pointer dereference (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2009:1550 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.kernel.org/pub/linux/kernel/v2.6/testing/ChangeLog-2.6.32-rc6 (opens in a new tab)x_refsource_CONFIRMx_transferred
- oval:org.mitre.oval:def:9327 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- SUSE-SA:2009:054 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=530490 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 38017 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- FEDORA-2009-11038 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- ADV-2010-0528 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2009-3547)Record last updated .