CVE-2013-2128

Publication date 29 May 2013

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

The tcp_read_sock function in net/ipv4/tcp.c in the Linux kernel before 2.6.34 does not properly manage skb consumption, which allows local users to cause a denial of service (system crash) via a crafted splice system call for a TCP socket.

From the Ubuntu Security Team

A flaw was discovered in the Linux kernel’s splice system call. A local user could use this flaw to cause a denial of service (system crash).

Status

Show unmaintained releases

No maintained releases are affected by this CVE.

Package	Ubuntu Release	Status
linux	13.04 raring	Not affected
	12.10 quantal	Not affected
	12.04 LTS precise	Not affected
	10.04 LTS lucid	Fixed 2.6.32-26.47
linux-2.6	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not in release
	10.04 LTS lucid	Not in release
linux-armadaxp	13.04 raring	Not in release
	12.10 quantal	Not affected
	12.04 LTS precise	Not affected
	10.04 LTS lucid	Not in release
linux-ec2	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not in release
	10.04 LTS lucid	Fixed 2.6.32-310.21
linux-fsl-imx51	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not in release
	10.04 LTS lucid	Ignored end of life
linux-linaro-omap	13.04 raring	Not in release
	12.10 quantal	Ignored end of life
	12.04 LTS precise	Ignored end of life
	10.04 LTS lucid	Not in release
linux-linaro-shared	13.04 raring	Not in release
	12.10 quantal	Ignored end of life
	12.04 LTS precise	Ignored end of life
	10.04 LTS lucid	Not in release
linux-linaro-vexpress	13.04 raring	Not in release
	12.10 quantal	Ignored end of life
	12.04 LTS precise	Ignored end of life
	10.04 LTS lucid	Not in release
linux-lts-backport-maverick	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not in release
	10.04 LTS lucid	Ignored end of life
linux-lts-quantal	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not affected
	10.04 LTS lucid	Not in release
linux-lts-raring	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not affected
	10.04 LTS lucid	Not in release
linux-mvl-dove	13.04 raring	Not in release
	12.10 quantal	Not in release
	12.04 LTS precise	Not in release
	10.04 LTS lucid	Ignored end of life
linux-qcm-msm	13.04 raring	Not in release
	12.10 quantal	Ignored end of life
	12.04 LTS precise	Ignored end of life
	10.04 LTS lucid	Ignored end of life
linux-ti-omap4	13.04 raring	Not affected
	12.10 quantal	Not affected
	12.04 LTS precise	Not affected
	10.04 LTS lucid	Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
linux	Introduced by 1da177e, fixed by baff42a

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-1023-1
Linux kernel vulnerabilities
30 November 2010