The ecryptfs_write_metadata_to_contents function in the eCryptfs functionality in the Linux kernel 2.6.28 before 2.6.28.9 uses an…

Description

The ecryptfs_write_metadata_to_contents function in the eCryptfs functionality in the Linux kernel 2.6.28 before 2.6.28.9 uses an incorrect size when writing kernel memory to an eCryptfs file header, which triggers an out-of-bounds read and allows local users to obtain portions of kernel memory.

Scores

EPSS (exploitation in 30 days)

0.39% · top 67% of all CVEs (4 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-189 (opens in a new tab)All about CWE-189 and its CVEs

Affected products

• n/a

  • affected n/a

References (16)

• 34422 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 52860 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
• linux-kernel-ecryptfs-information-disclosure(49355) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
• ADV-2009-0802 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 37471 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 1022177 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
• http://www.vmware.com/security/advisories/VMSA-2009-0016.html (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=8faece5f906725c10e7a1f6caf84452abadbdc7b (opens in a new tab)x_refsource_CONFIRMx_transferred
• 34216 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
• 35015 (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
• oval:org.mitre.oval:def:8319 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.9 (opens in a new tab)x_refsource_CONFIRMx_transferred
• oval:org.mitre.oval:def:11068 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
• RHSA-2009:0473 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• ADV-2009-3316 (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)

Badge for a README or a ticket

[![CVE-2009-0787](https://trackcve.app/badge/CVE-2009-0787.svg)](https://trackcve.app/cve/CVE-2009-0787)

Record last updated 7 Aug 2024, 04:48 UTC.