fs/nfs/client.c in the Linux kernel before 2.6.23 does not properly initialize a certain structure member that stores the maximum NFS…

Description

fs/nfs/client.c in the Linux kernel before 2.6.23 does not properly initialize a certain structure member that stores the maximum NFS filename length, which allows local users to cause a denial of service (OOPS) via a long filename, related to the encode_lookup function.

Scores

EPSS (exploitation in 30 days)

0.41% · top 64% of all CVEs (5 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.9.

Weakness

• n/a
• CWE-20 (opens in a new tab)All about CWE-20 and its CVEs

Affected products

• n/a

  • affected n/a

References (23)

• 37471 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35160 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35656 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• http://www.vmware.com/security/advisories/VMSA-2009-0016.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• DSA-1794 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
• 35324 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35015 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 35011 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 20091120 VMSA-2009-0016 VMware vCenter and ESX update release and vMA patch release address multiple security issue in third party components (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
• [oss-security] 20090406 CVE request: kernel: NFS: Fix an Oops in encode_lookup() (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 1022176 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• USN-793-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.23 (opens in a new tab)x_refsource_CONFIRMx_transferred
• oval:org.mitre.oval:def:10859 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• RHSA-2009:1077 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=54af3bb543c071769141387a42deaaab5074da55 (opens in a new tab)x_refsource_CONFIRMx_transferred
• RHSA-2009:1024 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=494074 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [oss-security] 20090417 Re: CVE request: kernel: NFS: Fix an Oops in encode_lookup() (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• RHSA-2009:0473 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 34390 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• ADV-2009-3316 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• oval:org.mitre.oval:def:8495 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_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)

Badge for a README or a ticket

[![CVE-2009-1336](https://trackcve.app/badge/CVE-2009-1336.svg)](https://trackcve.app/cve/CVE-2009-1336)

Record last updated 7 Aug 2024, 05:13 UTC.