The ethtool_get_rxnfc function in net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize a certain block of heap memory,…

Description

The ethtool_get_rxnfc function in net/core/ethtool.c in the Linux kernel before 2.6.36 does not initialize a certain block of heap memory, which allows local users to obtain potentially sensitive information via an ETHTOOL_GRXCLSRLALL ethtool command with a large info.rule_cnt value, a different vulnerability than CVE-2010-2478.

Scores

EPSS (exploitation in 30 days)

0.41% · top 65% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.

Weakness

• n/a
• CWE-200 (opens in a new tab)All about CWE-200 and its CVEs

Affected products

• n/a

  • affected n/a

References (22)

• SUSE-SA:2011:004 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 42778 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• [oss-security] 20101025 CVE request: kernel: heap contents leak from ETHTOOL_GRXCLSRLALL (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• 42801 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=646725 (opens in a new tab)x_refsource_CONFIRMx_transferred
• SUSE-SA:2011:002 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• SUSE-SA:2011:001 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• 42932 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• USN-1041-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
• RHSA-2011:0007 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• [oss-security] 20101026 Re: CVE request: kernel: heap contents leak from ETHTOOL_GRXCLSRLALL (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• ADV-2011-0124 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• SUSE-SA:2011:007 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
• ADV-2011-0298 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• RHSA-2010:0958 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
• 42758 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• 42890 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
• ADV-2011-0012 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=ae6df5f96a51818d6376da5307d773baeece4014 (opens in a new tab)x_refsource_CONFIRMx_transferred
• ADV-2011-0070 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
• 44427 (opens in a new tab)vdb-entryx_refsource_BIDx_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-2010-3861](https://trackcve.app/badge/CVE-2010-3861.svg)](https://trackcve.app/cve/CVE-2010-3861)

Record last updated 7 Aug 2024, 03:26 UTC.