What’s Vulnerable › Vulnerabilities

CVE-2013-2017

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2013-05-03 · updated 2026-06-16
• Weakness: CWE-399

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.

Affected products

• Linux kernel: through 2.6.33.20; 2.6.33, 2.6.33-rc1, 2.6.33-rc2, 2.6.33-rc3, 2.6.33-rc4, 2.6.33-rc5 (+22)

References

• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6ec82562ffc6f297d0de36d65776cff8e5704867
• http://www.openwall.com/lists/oss-security/2013/04/29/10
• https://bugzilla.redhat.com/show_bug.cgi?id=957705
• https://github.com/torvalds/linux/commit/6ec82562ffc6f297d0de36d65776cff8e5704867
• https://support.f5.com/csp/article/K39655464
• http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.34
• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=6ec82562ffc6f297d0de36d65776cff8e5704867
• http://www.openwall.com/lists/oss-security/2013/04/29/10
• https://bugzilla.redhat.com/show_bug.cgi?id=957705
• https://github.com/torvalds/linux/commit/6ec82562ffc6f297d0de36d65776cff8e5704867
• https://support.f5.com/csp/article/K39655464

Get alerted when CVE-2013-2017 or the next vulnerability affects your stack