SB2013050308 - Resource management error in Linux kernel
Published: May 3, 2013 Updated: August 11, 2020
Security Bulletin ID
SB2013050308
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2013-2017)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
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.
Remediation
Install update from vendor's website.
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;a=commit;h=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