The veth (aka virtual Ethernet) driver in the Linux kernel before 2.6.34 does not properly manage skbs during congestion, which allows…

Description

The veth (aka virtual Ethernet) driver in the Linux kernel before 2.6.34 does not properly manage skbs during congestion, which allows remote attackers to cause a denial of service (system crash) by leveraging lack of skb consumption in conjunction with a double-free error.

Scores

EPSS (exploitation in 30 days)

4.2% · top 9.1% of all CVEs (2 Nov 2026)

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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.

Weakness

• n/a
• CWE-399 (opens in a new tab)

Affected products

• n/a

  • affected n/a

References (6)

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6ec82562ffc6f297d0de36d65776cff8e5704867 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://bugzilla.redhat.com/show_bug.cgi?id=957705 (opens in a new tab)x_refsource_CONFIRMx_transferred
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34 (opens in a new tab)x_refsource_CONFIRMx_transferred
• [oss-security] 20130429 Re: CVE request -- Linux kernel: veth: double-free in case of congestion (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
• https://github.com/torvalds/linux/commit/6ec82562ffc6f297d0de36d65776cff8e5704867 (opens in a new tab)x_refsource_CONFIRMx_transferred
• https://support.f5.com/csp/article/K39655464 (opens in a new tab)x_refsource_CONFIRMx_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)

Record last updated 6 Aug 2024, 15:20 UTC.